ICs Section

Communications ICs
	HIN232 from DIY Electronics DUAL RS232 TXCVR 16-DIP. This is a substiture for the MAX232 at a more attractive price. Catalog number: 13458. Brand: DIY Electronics. More Product Details ...
Stock Number Buy Product Title Price Status H01345-01B HIN232 $1.10 In Stock
	MAX232N from Tinkering Supplies DUAL RS232 TXCVR 16-DIP. Requires four boost circuit capacitors such as Ceramic Monolithic 1.0uf 50V. Catalog number: 11106. Brand: Tinkering Supplies. Brand's Part Number: H01110-01K. More Product Details ...
Stock Number Buy Product Title Price Status H01110-01K MAX232N $1.50 In Stock
	MAX233CPP from Tinkering Supplies DUAL RS232 TXCVR 20-DIP. No external capacitors required. Catalog number: 20685. Brand: Tinkering Supplies. Brand's Part Number: H02068-01Y. More Product Details ...
Stock Number Buy Product Title Price Status H02068-01Y MAX233CPP $7.45 In Stock
	MCP2551 CAN BUS Transceiver Catalog number: 45245. Brand: Microchip. Brand's Part Number: MCP2551-I/P. More Product Details ...
Stock Number Buy Product Title Price Status H04524-01Y MCP2551 CAN BUS Transceiver Qty Price 1 to 4 $1.99 5 to 9 $1.79 10 or more $1.59 In Stock
	SN75176 Differential Bus Transceivers from Tinkering Supplies The SN75176B differential bus transceiver provides an interface to RS485 multipoint transmission lines. The RS485 bus uses balanced transmission lines to provide reliable communications in electrically noisy environments. The SN75176B meets ANSI Standards TIA/EIA-422-B and TIA/EIA-485-A and ITU Recommendations V.11 and X.27. In 8-pin DIP package. Catalog number: 16923. Brand: Tinkering Supplies. Brand's Part Number: H01692-01W. More Product Details ...
Stock Number Buy Product Title Price Status H01692-01W SN75176 Differential Bus Transceivers Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
Analog to Digital Converters (ADC)
	IC ADC0831 ADC: 8-bit 8-pin DIP. Catalog number: 10132. Brand: National Semiconductor. Brand's Part Number: ADC0831CCN. More Product Details ...
Stock Number Buy Product Title Price Status H01013-01F IC ADC0831 ADC: 8-bit $3.00 In Stock
	TLC2543 11 Channel, 12-bit ADC from Tinkering Supplies 20 pin DIP. Catalog number: 13524. Brand: Tinkering Supplies. Brand's Part Number: H01352-01X. More Product Details ...
Stock Number Buy Product Title Price Status H01352-01X TLC2543 11 Channel, 12-bit ADC $9.99 In Stock
Drivers and Optocouplers
	4N28 Phototransistor Optocoupler from Tinkering Supplies In 6-pin DIP package. Catalog number: 18598. Brand: Tinkering Supplies. Brand's Part Number: H01859-01P. More Product Details ...
Stock Number Buy Product Title Price Status H01859-01P 4N28 Phototransistor Optocoupler Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	6N138 Darlington Optocoupler from Tinkering Supplies In 6-pin DIP package. Catalog number: 14951. Brand: Tinkering Supplies. Brand's Part Number: H01495-01U. More Product Details ...
Stock Number Buy Product Title Price Status H01495-01U 6N138 Darlington Optocoupler $1.25 In Stock
	MAX7219 8-Digit LED Display Driver from Tinkering Supplies This is an LED driver that requires just three microcontroller pins to control up to 8 7-segment digits or a bar graph display or up to 64 individual LEDs. Catalog number: 11692. Brand: Tinkering Supplies. Brand's Part Number: H01169-01V. More Product Details ...
Stock Number Buy Product Title Price Status H01169-01V MAX7219 8-Digit LED Display Driver $12.90 In Stock
	ULN2003 Darlington Driver - 7Ch from Tinkering Supplies These darlington drivers let you microcontroller output pins handle loads of up to .5a such stepper motors, relays and incandescent bulbs. Each pin is protected by a clamping diode so the IC can be connected directly to inductive loads. In 16-pin DIP package Catalog number: 11437. Brand: Tinkering Supplies. Brand's Part Number: H01143-01A. More Product Details ...
Stock Number Buy Product Title Price Status H01143-01A ULN2003 Darlington Driver - 7Ch Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	ULN2803 Darlington Driver - 8Ch from Tinkering Supplies In 18-pin DIP package. Catalog number: 11445. Brand: Tinkering Supplies. Brand's Part Number: H01144-01Y. More Product Details ...
Stock Number Buy Product Title Price Status H01144-01Y ULN2803 Darlington Driver - 8Ch Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
H-Bridge ICs
You may also want to consider H-Bridge Modules.
	L293D Dual H-Bridge from Tinkering Supplies Dual H-Bridge rated to 600ma at 36v continuous per channel with spikes up to 1.2A. In 16-pin DIP package. Catalog number: 13847. Brand: Tinkering Supplies. Brand's Part Number: H01384-01N. More Product Details ...
Stock Number Buy Product Title Price Status H01384-01N L293D Dual H-Bridge $3.25 In Stock
	L298 Dual H-Bridge from Tinkering Supplies Dual H-Bridge rated to 46v and 4A total current. Catalog number: 13839. Brand: Tinkering Supplies. Brand's Part Number: H01383-01R. More Product Details ...
Stock Number Buy Product Title Price Status H01383-01R L298 Dual H-Bridge $5.25 In Stock H01918-01V L298 Motor Driver Dual H-Bridge Electronic Kit More Information $19.99 In Stock H04567-01X L298 Motor Driver Dual H-Bridge Assembled Module More Information $34.99 Out of Stock
	SN754410NE H-Bridge from Tinkering Supplies Quad Half H-Bridge IC can control the speed of up to 4 motors in one direction or up to 2 motors running in both directions. Each motor can have power requirements of up to 36 volts at 1 amp. Catalog number: 10488. Brand: Tinkering Supplies. Brand's Part Number: H01048-01B. More Product Details ...
Stock Number Buy Product Title Price Status H01048-01B SN754410NE H-Bridge $3.25 In Stock
	Stepper Motor Driver IC from Tinkering Supplies In 16-Pin DIP package. Catalog number: 45302. Brand: Tinkering Supplies. Brand's Part Number: H04530-01F. More Product Details ...
Stock Number Buy Product Title Price Status H04530-01F Stepper Motor Driver IC Qty Price 1 to 4 $3.99 5 to 9 $3.59 10 to 24 $3.19 25 or more $2.79 In Stock
OpAmps, Comparators and Timers
	LM324 Quad Op-Amp from Tinkering Supplies In 14-pin DIP package. Catalog number: 13904. Brand: Tinkering Supplies. Brand's Part Number: H01390-01X. More Product Details ...
Stock Number Buy Product Title Price Status H01390-01X LM324 Quad Op-Amp Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	LM339 Quad Differential Comparitors from Tinkering Supplies This device consist of four independent voltage comparators that are designed to operate from a single power supply over a wide range of voltages. Operation from dual supplies also is possible, as long as the difference between the two supplies is 2 V to 36 V, and VCC is at least 1.5 V more positive than the input common-mode voltage. Current drain is independent of the supply voltage. The outputs can be connected to other open-collector outputs to achieve wired-AND relationships. In 14-pin DIP package. Catalog number: 45468. Brand: Tinkering Supplies. Brand's Part Number: H04546-01B. More Product Details ...
Stock Number Buy Product Title Price Status H04546-01B LM339 Quad Differential Comparitors Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	LM358 Dual Op-Amp from Tinkering Supplies In 8-pin DIP package. Catalog number: 20719. Brand: Tinkering Supplies. Brand's Part Number: H02071-01C. More Product Details ...
Stock Number Buy Product Title Price Status H02071-01C LM358 Dual Op-Amp Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	LM393P from Tinkering Supplies Dual Diff Comparator Catalog number: 10439. Brand: Tinkering Supplies. Brand's Part Number: H01043-01C. More Product Details ...
Stock Number Buy Product Title Price Status H01043-01C LM393P $1.20 In Stock
	LM555CN Timer 8-pin DIP. Catalog number: 10116. Brand: National Semiconductor. Brand's Part Number: LM555CN. More Product Details ...
Stock Number Buy Product Title Price Status H01011-01K LM555CN Timer Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	LM556CN Dual Timer 14-pin DIP. Catalog number: 19414. Brand: National Semiconductor. Brand's Part Number: LM556CN. More Product Details ...
Stock Number Buy Product Title Price Status H01941-01X LM556CN Dual Timer $2.99 In Stock
	NE555P Timer from Tinkering Supplies 8-pin DIP. Catalog number: 13417. Brand: Tinkering Supplies. Brand's Part Number: H01341-01A. More Product Details ...
Stock Number Buy Product Title Price Status H01341-01A NE555P Timer Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
Sensors
Please check our LEDs and Photodetectors section for IR and visible light emitters and detectors.
	A1302 Magnetic Sensor from Tinkering Supplies High sensitivity, ratiometric, linear hall-effect sensor. Catalog number: 41228. Brand: Tinkering Supplies. Brand's Part Number: H04122-01B. More Product Details ...
Stock Number Buy Product Title Price Status H04122-01B A1302 Magnetic Sensor $4.99 In Stock
	DS1302 Real-Time Clock from Tinkering Supplies Real-time clock (RTC) counts seconds, minutes hours, date of the month, month, dayof the week, and year with leap-yearcompensation valid up to 2100 plus31-byte, battery-backed, nonvolatile (NV)RAM for data storage. Requires Crystal 32.768 KHZ for timekeeping. Catalog number: 10413. Brand: Tinkering Supplies. Brand's Part Number: H01041-01G. More Product Details ...
Stock Number Buy Product Title Price Status H01041-01G DS1302 Real-Time Clock $4.75 In Stock
	DS1307 Real-Time Clock from Tinkering Supplies Real-time clock (RTC) counts seconds, minutes hours, date of the month, month, dayof the week, and year with leap-yearcompensation valid up to 2100 plus 56-byte, battery-backed, nonvolatile (NV)RAM for data storage. Requires Crystal 32.768 KHZ for timekeeping. Catalog number: 21568. Brand: Tinkering Supplies. Brand's Part Number: H02156-01B. More Product Details ...
Stock Number Buy Product Title Price Status H02156-01B DS1307 Real-Time Clock $5.99 In Stock
	DS1620 Temperature Sensor from Tinkering Supplies The DS1620 is as a digital thermometer with +/-0.5C accuracy from a -0C to +70C. The temperature is read out over a 3-wire serial bus in 2's complement format with 9 bits of resolution. Higher resolution readings can be calculated using data from the DS1620 counter and slope accumulator registers. Catalog number: 10421. Brand: Tinkering Supplies. Brand's Part Number: H01042-01E. More Product Details ...
Stock Number Buy Product Title Price Status H01042-01E DS1620 Temperature Sensor $7.75 In Stock
	DS18S20 1-Wire High Precision Temperature Sensor from Tinkering Supplies Measures temperatures from -55C to +125C. Fahrenheit equivalent is -67F to +257F. Catalog number: 13433. Brand: Tinkering Supplies. Brand's Part Number: H01343-01W. More Product Details ...
Stock Number Buy Product Title Price Status H01343-01W DS18S20 1-Wire High Precision Temperature Sensor Qty Price 1 to 4 $3.99 5 to 9 $3.59 10 or more $3.19 In Stock
	GP1S036HEZ Photointerrupper Tilt Sensor from Tinkering Supplies This small sensor measures tilt in one plane. The device measures 360 of tilt but with only 2 bits (90) resolution indicating upright, upside down, on its left side or on its right side. Catalog number: 17509. Brand: Tinkering Supplies. Brand's Part Number: H01750-01C. More Product Details ...
Stock Number Buy Product Title Price Status H01750-01C GP1S036HEZ Photointerrupper Tilt Sensor $3.25 In Stock
	LM34CZ Temperature Sensor The LM34 is a precision temperature sensor that produces an output voltage proportional to the current measured temperature. The LM34CZ comes in a TO-92 plastic package and has range of -40F to +230F. Catalog number: 17525. Brand: National Semiconductor. Brand's Part Number: LM34CZ. More Product Details ...
Stock Number Buy Product Title Price Status H01752-01Y LM34CZ Temperature Sensor $6.50 In Stock
	LM34DZ Temperature Sensor The LM34 is a precision temperature sensor that produces an output voltage proportional to the current measured temperature. The LM34DZ comes in a TO-92 plastic package and has range of +32F to +212F. Catalog number: 17517. Brand: National Semiconductor. Brand's Part Number: LM34DZ. More Product Details ...
Stock Number Buy Product Title Price Status H01751-01A LM34DZ Temperature Sensor $2.50 In Stock
	QT113 Touch Sensor IC from Tinkering Supplies Catalog number: 45450. Brand: Tinkering Supplies. Brand's Part Number: H04545-01D. More Product Details ...
Stock Number Buy Product Title Price Status H04545-01D QT113 Touch Sensor IC $2.99 In Stock
	UGN3503U Magnetic Sensor from Tinkering Supplies High sensitivity, ratiometric, linear hall-effect sensor. Catalog number: 13441. Brand: Tinkering Supplies. Brand's Part Number: H01344-01U. More Product Details ...
Stock Number Buy Product Title Price Status H01344-01U UGN3503U Magnetic Sensor $4.00 Out of Stock
	VTI SCP1000 30-120 kPa Pressure Sensor from Parallax The VTI SCP1000 is an absolute pressure sensor which can detect atmospheric pressure from 30-120 kPa. The pressure data is internally calibrated and temperature compensated. The SCP1000 also provides temperature data and has 4 measurement modes as well as standby and power down mode. Catalog number: 44511. Brand: Parallax. Brand's Part Number: 27928. More Product Details ...
Stock Number Buy Product Title Price Status H04451-01U VTI SCP1000 30-120 kPa Pressure Sensor $29.99 In Stock
Voltage Regulators
	AN77L045 from Tinkering Supplies Voltage Regulator 4.5v, 100ma, low dropout, TO-92 package. Catalog number: 15495. Brand: Tinkering Supplies. Brand's Part Number: H01549-01Y. More Product Details ...
Stock Number Buy Product Title Price Status H01549-01Y AN77L045 $2.00 In Stock
	LM2940T-5.0 5v Low Dropout Voltage Regulator LDO Voltage Regulator 5v, 1A Catalog number: 15909. Brand: National Semiconductor. Brand's Part Number: LM2940T-5.0. More Product Details ...
Stock Number Buy Product Title Price Status H01590-01C LM2940T-5.0 5v Low Dropout Voltage Regulator $1.80 In Stock
	LM3405 Power Regulator 5v, 1A Catalog number: 13425. Brand: National Semiconductor. Brand's Part Number: LM340T-5.0. More Product Details ...
Stock Number Buy Product Title Price Status H01342-01Y LM3405 Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	LM340LAZ-12 Power Regulator 12v, 100ma, TO-92 package. Catalog number: 10876. Brand: National Semiconductor. Brand's Part Number: LM340LAZ-12. More Product Details ...
Stock Number Buy Product Title Price Status H01087-01Z LM340LAZ-12 $1.20 In Stock
	LM7805 from Tinkering Supplies Power Regulator 5v, 1A Catalog number: 10892. Brand: Tinkering Supplies. Brand's Part Number: H01089-01V. More Product Details ...
Stock Number Buy Product Title Price Status H01089-01V LM7805 Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	LM7812 Power Regulator 12v, 1A, TO-220 package. Catalog number: 13920. Brand: National Semiconductor. Brand's Part Number: LM340T-12. More Product Details ...
Stock Number Buy Product Title Price Status H01392-01T LM7812 Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	LM78L05 from Tinkering Supplies Power Regulator 5v, 100 mA. TO-92 package. Catalog number: 18416. Brand: Tinkering Supplies. Brand's Part Number: H01841-01Z. More Product Details ...
Stock Number Buy Product Title Price Status H01841-01Z LM78L05 Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	LM7905 from Tinkering Supplies Voltage Regulator: -5v, 1A. This regulator is for the negative rail of a balanced power supply. Catalog number: 21543. Brand: Tinkering Supplies. Brand's Part Number: H02154-01W. More Product Details ...
Stock Number Buy Product Title Price Status H02154-01W LM7905 Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	LM7912 from Tinkering Supplies Voltage Regulator: -12v, 1A. This regulator is for the negative rail of a balanced power supply. Catalog number: 21550. Brand: Tinkering Supplies. Brand's Part Number: H02155-01D. More Product Details ...
Stock Number Buy Product Title Price Status H02155-01D LM7912 Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	LT1111CN8-5#PBF DC-DC Switching Regulator The LT1111CN8-5#PBF is a versatile micropower DC/DC converter. The device requires only three external components to deliver a fixed output of 5V. Supply voltage ranges from 2V to 12V in step-up mode and to 30V in step-down mode. The LT1111 functions equally well in step-up, stepdown, or inverting applications. Catalog number: 45385. Brand: Linear Technology. Brand's Part Number: LT1111CN8-5#PBF. More Product Details ...
Stock Number Buy Product Title Price Status H04538-01Y LT1111CN8-5#PBF DC-DC Switching Regulator Qty Price 1 to 4 $5.99 5 to 9 $5.39 10 or more $4.79 In Stock
	MC7809 from Tinkering Supplies Voltage regulator. 9v, 1A. In TO-92 case. This is a pin-compatible substitute for the LM7809. Catalog number: 16931. Brand: Tinkering Supplies. Brand's Part Number: H01693-01U. More Product Details ...
Stock Number Buy Product Title Price Status H01693-01U MC7809 Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	MC7824 from Tinkering Supplies Power Regulator 24v, 1A, TO-220 package. Catalog number: 15727. Brand: Tinkering Supplies. Brand's Part Number: H01572-01A. More Product Details ...
Stock Number Buy Product Title Price Status H01572-01A MC7824 Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	NJM78L12A from Tinkering Supplies Volage regulator 12v, 100ma, TO-92 package. Catalog number: 10884. Brand: Tinkering Supplies. Brand's Part Number: H01088-01X. More Product Details ...
Stock Number Buy Product Title Price Status H01088-01X NJM78L12A Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
Voltage Triggers
	1381C Voltage Trigger: 2.0v from Tinkering Supplies Panasonic 1381 triggers are the throttles that control most BEAM solar engines. TO-92 package Catalog number: 13532. Brand: Tinkering Supplies. Brand's Part Number: H01353-01V. More Product Details ...
Stock Number Buy Product Title Price Status H01353-01V 1381C Voltage Trigger: 2.0v $1.99 In Stock
	1381E Voltage Trigger: 2.2v from Tinkering Supplies Panasonic 1381 triggers are the throttles that control most BEAM solar engines. TO-92 package Catalog number: 13540. Brand: Tinkering Supplies. Brand's Part Number: H01354-01T. More Product Details ...
Stock Number Buy Product Title Price Status H01354-01T 1381E Voltage Trigger: 2.2v $1.99 In Stock
	1381J Voltage Trigger: 2.6v from Tinkering Supplies Panasonic 1381 triggers are the throttles that control most BEAM solar engines. TO-92 package. Catalog number: 13565. Brand: Tinkering Supplies. Brand's Part Number: H01356-01Y. More Product Details ...
Stock Number Buy Product Title Price Status H01356-01Y 1381J Voltage Trigger: 2.6v $1.99 In Stock
	1381L Voltage Trigger: 3.0v from Tinkering Supplies Panasonic 1381 triggers are the throttles that control most BEAM solar engines. TO-92 package. Catalog number: 13573. Brand: Tinkering Supplies. Brand's Part Number: H01357-01W. More Product Details ...
Stock Number Buy Product Title Price Status H01357-01W 1381L Voltage Trigger: 3.0v $1.99 In Stock
	1381S Voltage Trigger: 4.2v from Tinkering Supplies Panasonic 1381 triggers are the throttles that control most BEAM solar engines. TO-92 package. Catalog number: 13607. Brand: Tinkering Supplies. Brand's Part Number: H01360-01A. More Product Details ...
Stock Number Buy Product Title Price Status H01360-01A 1381S Voltage Trigger: 4.2v $1.99 In Stock
	1381U Voltage Trigger: 4.6v from Tinkering Supplies Panasonic 1381 triggers are the throttles that control most BEAM solar engines. TO-92 package. Catalog number: 13615. Brand: Tinkering Supplies. Brand's Part Number: H01361-01Y. More Product Details ...
Stock Number Buy Product Title Price Status H01361-01Y 1381U Voltage Trigger: 4.6v $1.99 In Stock
	MAX8212 Voltage Monitor from Tinkering Supplies In 8-pin DIP package. Catalog number: 13680. Brand: Tinkering Supplies. Brand's Part Number: H01368-01T. More Product Details ...
Stock Number Buy Product Title Price Status H01368-01T MAX8212 Voltage Monitor $3.50 In Stock
4XXX Series Logic ICs
	4001 Quad 2-Input NOR Gate from Tinkering Supplies Four 2-input NOR gates with buffered outputs. In 14-pin DIP package. Catalog number: 13862. Brand: Tinkering Supplies. Brand's Part Number: H01386-01V. More Product Details ...
Stock Number Buy Product Title Price Status H01386-01V 4001 Quad 2-Input NOR Gate Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	4011 Quad 2-Input NAND Gate from Tinkering Supplies Four 2-input NAND gates with buffered outputs. In 14-pin DIP package. Catalog number: 13854. Brand: Tinkering Supplies. Brand's Part Number: H01385-01X. More Product Details ...
Stock Number Buy Product Title Price Status H01385-01X 4011 Quad 2-Input NAND Gate Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	4013 Dual D-Type Flip-Flop from Tinkering Supplies Dual D-type flip-flop. In 14-pin DIP package. Catalog number: 21071. Brand: Tinkering Supplies. Brand's Part Number: H02107-01E. More Product Details ...
Stock Number Buy Product Title Price Status H02107-01E 4013 Dual D-Type Flip-Flop Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	4017 5-Stage Johnson Counter from Tinkering Supplies In 16-pin DIP package. Catalog number: 45286. Brand: Tinkering Supplies. Brand's Part Number: H04528-01Z. More Product Details ...
Stock Number Buy Product Title Price Status H04528-01Z 4017 5-Stage Johnson Counter Qty Price 1 to 4 $1.99 5 to 9 $1.79 10 to 24 $1.59 25 or more $1.39 In Stock
	4027 Dual J-K Master/Slave Flip-Flop with Set and Reset from Tinkering Supplies In 16-pin DIP package. Catalog number: 13896. Brand: Tinkering Supplies. Brand's Part Number: H01389-01M. More Product Details ...
Stock Number Buy Product Title Price Status H01389-01M 4027 Dual J-K Master/Slave Flip-Flop with Set and Reset Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	4029 Binary/Decade Up/Down Counter from Tinkering Supplies The CD4029BC is a presettable up/down counter which counts in either binary or BCD. In 16-pin DIP package. Catalog number: 13870. Brand: Tinkering Supplies. Brand's Part Number: H01387-01T. More Product Details ...
Stock Number Buy Product Title Price Status H01387-01T 4029 Binary/Decade Up/Down Counter Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	4030 Quad Exclusive-Or HV Gate from Tinkering Supplies Four exclusive-or gates. High voltage operating range up to 18 VDC. In 14-pin DIP package. Catalog number: 21287. Brand: Tinkering Supplies. Brand's Part Number: H02128-01A. More Product Details ...
Stock Number Buy Product Title Price Status H02128-01A 4030 Quad Exclusive-Or HV Gate Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	4069 Hex Inverter from Tinkering Supplies In 16-pin DIP package. Catalog number: 17541. Brand: Tinkering Supplies. Brand's Part Number: H01754-01U. More Product Details ...
Stock Number Buy Product Title Price Status H01754-01U 4069 Hex Inverter Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	4070 Quad 2-Input Exclusive-OR gate from Tinkering Supplies In 14-pin DIP package. Catalog number: 14779. Brand: Tinkering Supplies. Brand's Part Number: H01477-01R. More Product Details ...
Stock Number Buy Product Title Price Status H01477-01R 4070 Quad 2-Input Exclusive-OR gate Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	4077 Quad Exclusive-NOR Gate from Tinkering Supplies In 14-pin DIP package. Catalog number: 44206. Brand: Tinkering Supplies. Brand's Part Number: H04420-01Z. More Product Details ...
Stock Number Buy Product Title Price Status H04420-01Z 4077 Quad Exclusive-NOR Gate Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	4081 Quad 2-Input AND Gate from Tinkering Supplies Four 2-input AND gates with buffered outputs. In 14-pin DIP package. Catalog number: 17533. Brand: Tinkering Supplies. Brand's Part Number: H01753-01W. More Product Details ...
Stock Number Buy Product Title Price Status H01753-01W 4081 Quad 2-Input AND Gate Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	4093 Quad Two Input Nand Gate (Schmidt Trigger) from Tinkering Supplies Four exclusive-or gates. In 14-pin DIP package. Catalog number: 21295. Brand: Tinkering Supplies. Brand's Part Number: H02129-01Y. More Product Details ...
Stock Number Buy Product Title Price Status H02129-01Y 4093 Quad Two Input Nand Gate (Schmidt Trigger) Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	4502 Hex Inverter w/Tri-State Output from Tinkering Supplies In 16-pin DIP package. Catalog number: 17558. Brand: Tinkering Supplies. Brand's Part Number: H01755-01B. More Product Details ...
Stock Number Buy Product Title Price Status H01755-01B 4502 Hex Inverter w/Tri-State Output Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	4511 BCD-to-7 Segment Latch/Decoder/Driver from Tinkering Supplies In 16-pin DIP package. Catalog number: 13888. Brand: Tinkering Supplies. Brand's Part Number: H01388-01P. More Product Details ...
Stock Number Buy Product Title Price Status H01388-01P 4511 BCD-to-7 Segment Latch/Decoder/Driver Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
74XX/AC/HC Series Logic ICs.
	7407 Hex Buffers with High Voltage Open-Collector Outputs from Tinkering Supplies In 14-pin DIP package. Catalog number: 13912. Brand: Tinkering Supplies. Brand's Part Number: H01391-01V. More Product Details ...
Stock Number Buy Product Title Price Status H01391-01V 7407 Hex Buffers with High Voltage Open-Collector Outputs Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	74AC139 Dual 1-of-4 Decoder/Demultiplexer from Tinkering Supplies In 16-pin DIP package. Catalog number: 13805. Brand: Tinkering Supplies. Brand's Part Number: H01380-01Y. More Product Details ...
Stock Number Buy Product Title Price Status H01380-01Y 74AC139 Dual 1-of-4 Decoder/Demultiplexer Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	74AC14 Hex Schmitt-Trigger Inverter from Tinkering Supplies Six gate inverter with schmitt-trigger input conditioning. 14-pin DIP package. Catalog number: 13623. Brand: Tinkering Supplies. Brand's Part Number: H01362-01W. More Product Details ...
Stock Number Buy Product Title Price Status H01362-01W 74AC14 Hex Schmitt-Trigger Inverter Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	74AC240 Octal Buffer w/ Tri-State Outputs from Tinkering Supplies Eight gate buffer with tri-state outputs. Tri-state buffers were designed to feed digital data into bi-direction busses. They also gets lots of use in BEAM circuits. In 20-pin DIP package. Catalog number: 13631. Brand: Tinkering Supplies. Brand's Part Number: H01363-01U. More Product Details ...
Stock Number Buy Product Title Price Status H01363-01U 74AC240 Octal Buffer w/ Tri-State Outputs Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	74AC245 Octal Bidirectional Transceiver from Tinkering Supplies Eight gate transceiver with tri-state inputs and outputs. Tri-state buffers were designed to feed digital data in and out of bi-direction busses. They also gets lots of use in BEAM circuits. In 20-pin DIP package. Catalog number: 13821. Brand: Tinkering Supplies. Brand's Part Number: H01382-01U. More Product Details ...
Stock Number Buy Product Title Price Status H01382-01U 74AC245 Octal Bidirectional Transceiver Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	74F04PC Hex Inverter from Tinkering Supplies In 14-pin DIP package. Catalog number: 45310. Brand: Tinkering Supplies. Brand's Part Number: H04531-01D. More Product Details ...
Stock Number Buy Product Title Price Status H04531-01D 74F04PC Hex Inverter $1.49 In Stock
	74HC14 Hex Inverting Schmitt Trigger from Tinkering Supplies The MM74HC14 utilizes advanced silicon-gate CMOS technology to achieve the low power dissipation and high noise immunity of standard CMOS, as well as the capability to drive 10 LS-TTL loads. In 14-pin DIP package. Catalog number: 45476. Brand: Tinkering Supplies. Brand's Part Number: H04547-01Z. More Product Details ...
Stock Number Buy Product Title Price Status H04547-01Z 74HC14 Hex Inverting Schmitt Trigger Qty Price 1 to 4 $1.79 5 to 9 $1.61 10 to 24 $1.43 25 or more $1.25 In Stock
	74HC165 Parallel-in/Serial-out 8-Bit Shift Register from Tinkering Supplies This shift register allows your micrcontroller to read a large number of digital inputs using just three microcontroller pins. Each 74HC165 provides 8 input pins. Any number of 74HC165 chips can be cascaded using the same set of micrcontroller pins. In 16-pin Dip packages. Catalog number: 11726. Brand: Tinkering Supplies. Brand's Part Number: H01172-01Z. More Product Details ...
Stock Number Buy Product Title Price Status H01172-01Z 74HC165 Parallel-in/Serial-out 8-Bit Shift Register Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	74HC595 8-Bit Shift Register Latch from Tinkering Supplies In 16-pin Dip package. Catalog number: 11734. Brand: Tinkering Supplies. Brand's Part Number: H01173-01X. More Product Details ...
Stock Number Buy Product Title Price Status H01173-01X 74HC595 8-Bit Shift Register Latch Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	74HCT240 Octal Inverter w/ Tri-State Outputs from Tinkering Supplies Eight gate inverter with tri-state outputs. The gate signal is inverted. Tri-state buffers were designed to feed digital data into bi-direction busses. They also gets lots of use in BEAM circuits. In 20-pin DIP package. Catalog number: 13813. Brand: Tinkering Supplies. Brand's Part Number: H01381-01W. More Product Details ...
Stock Number Buy Product Title Price Status H01381-01W 74HCT240 Octal Inverter w/ Tri-State Outputs Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	74LS244 Octal Buffer w/ Tri-State Outputs from Tinkering Supplies Eight gate buffer with tri-state outputs. The gate signal is inverted. Tri-state buffers were designed to feed digital data into bi-direction busses. They also gets lots of use in BEAM circuits. In 20-pin DIP package. Catalog number: 17632. Brand: Tinkering Supplies. Brand's Part Number: H01763-01V. More Product Details ...
Stock Number Buy Product Title Price Status H01763-01V 74LS244 Octal Buffer w/ Tri-State Outputs Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 to 24 $1.19 25 or more $1.04 In Stock
	MUX/DEMUX TRIPLE 2X1 from Tinkering Supplies In 16-pin DIP package. Catalog number: 45336. Brand: Tinkering Supplies. Brand's Part Number: H04533-01Z. More Product Details ...
Stock Number Buy Product Title Price Status H04533-01Z MUX/DEMUX TRIPLE 2X1 Qty Price 1 to 4 $1.99 5 to 9 $1.79 10 or more $1.59 In Stock
Other ICs
	24LC16B EEPROM 2K Byte Stores 2K bytes of data in non-volatile memory that is retains its value almost indefinately even when power is removed. Communicates to micrcontrollers via I2C bus. In 8-pin DIP package Catalog number: 10454. Brand: Microchip. Brand's Part Number: 24LC16B-I/P. More Product Details ...
Stock Number Buy Product Title Price Status H01045-01H 24LC16B EEPROM 2K Byte $1.25 In Stock
	24LC256 EEPROM 32K Byte Stores 32K bytes of data in non-volatile memory that is retains its value almost indefinately even when power is removed. Communicates to micrcontrollers via I2C bus. In 8-pin DIP package. Catalog number: 10462. Brand: Microchip. Brand's Part Number: 24LC256-I/P. More Product Details ...
Stock Number Buy Product Title Price Status H01046-01F 24LC256 EEPROM 32K Byte $2.75 In Stock
	AD5220 10K Digital Potentiometer IC In 8-pin DIP package. Catalog number: 45419. Brand: Analog Devices. Brand's Part Number: AD5220BNZ10. More Product Details ...
Stock Number Buy Product Title Price Status H04541-01C Not available. AD5220 10K Digital Potentiometer IC Qty Price 1 to 4 $3.99 5 to 9 $3.59 10 or more $3.19 In Stock
	LM386 Low Voltage Audio Power Amplifier IC The LM386 is a power amplifier designed for use in low voltage consumer applications. The gain is internally set to 20 to keep external part count low, but the addition of an external resistor and capacitor between pins 1 and 8 will increase the gain to any value from 20 to 200. In 8-pin dip package. Catalog number: 45443. Brand: National Semiconductor. Brand's Part Number: LM386N-1/NOPB. More Product Details ...
Stock Number Buy Product Title Price Status H04544-01W LM386 Low Voltage Audio Power Amplifier IC Qty Price 1 to 4 $1.49 5 to 9 $1.34 10 or more $1.19 In Stock
	Logic Level Converter from Sparkfun If you've ever tried to connect a 3.3V device to a 5V system, you know what a challenge it can be. The SparkFun logic level converter is a small device that safely steps down 5V signals to 3.3V and steps up 3.3V to 5V. This level converter also works with 2.8V and 1.8V devices. Each level converter has the capability of converting 4 pins on the high side to 4 pins on the low side. Two inputs and two outputs are provided for each side. Catalog number: 46623. Brand: Sparkfun. Brand's Part Number: BOB-08745. More Product Details ...
Stock Number Buy Product Title Price Status H04662-01W Logic Level Converter $1.99 In Stock
	Phase Locked Loop from Tinkering Supplies Catalog number: 22731. Brand: Tinkering Supplies. Brand's Part Number: H02273-01U. More Product Details ...
Stock Number Buy Product Title Price Status H02273-01U Phase Locked Loop $1.79 In Stock
	TEA2025B 2 Watt Stereo Audio Amplifer from Tinkering Supplies In 16-pin DIP package. Catalog number: 13938. Brand: Tinkering Supplies. Brand's Part Number: H01393-01P. More Product Details ...
Stock Number Buy Product Title Price Status H01393-01P TEA2025B 2 Watt Stereo Audio Amplifer $2.00 In Stock
	Voice Play / Record (120 second) IC from Tinkering Supplies In 28-pin DIP package. Catalog number: 45328. Brand: Tinkering Supplies. Brand's Part Number: H04532-01B. More Product Details ...
Stock Number Buy Product Title Price Status H04532-01B Voice Play / Record (120 second) IC Qty Price 1 to 4 $11.99 5 to 9 $10.79 10 or more $9.59 In Stock