Timers
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Epson - RTC63421 - IC, timer 4 Bit multifunction real time clock module.$3.00IN STOCK - MORE THAN 100 READY TO SHIP!IC, timer 4 Bit multifunction real time clock module. Case: 18 Dip. New. More: More info ftp://ftp.epson.it/pub/electronics-de/quartz/rtc63421.pdf
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Texas Instruments - SA556N - IC, timer. Dual precision.Special Price $0.49 Regular Price $0.65Out of stockIC, timer. Dual precision. Package: 14 Dip. Learn More -
ST Microelectronics - NE555N - IC, timer. Single.Special Price $0.49 Regular Price $0.65IC, timer. Single. Timing in microseconds through hours. Package: 8 Dip. New. Learn More -
ST Microelectronics - NE555N - IC, timer. Single. Package of 50.Special Price $19.98 Regular Price $24.95IC, timer. Single. Timing in microseconds through hours. Package: 8 Dip. New. Package of 50, one new full manufactures tube. Learn More -
Signetics - NE555N - IC, timer. Single.Special Price $0.49 Regular Price $0.65READY TO SHIP - ONLY 15 LEFT IN STOCK!IC, timer. Single. Timing in microseconds through hours. Package: 8 Dip. New.. Learn More
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Signetics - NE555N - IC, timer. Single.Special Price $0.49 Regular Price $0.65IC, timer. Single. Timing in microseconds through hours. Package: 8 Dip. New. Learn More
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Rockwell - R6532P - IC, timer. RAM-I/O-interval timer (RIOT).$22.99Out of stockIC, timer. RAM-I/O-interval timer (RIOT). Package: 40 Dip. New. Note: Double marked R6532-II. Learn More
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NTE - NTE978SM - IC, timer. Dual Timer.$1.56IC, timer. Dual Timer. Package: 14 SOIC SMD. New. Note: cross ECG978SM. Learn More
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NTE - NTE978 - IC, linear. Dual timer.$2.22IC, linear. Dual timer. Package: 14 Dip. New. Note: Cross ECG978. Learn More
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National Semiconductor Corp - LM555CN - IC, timer. New.Out of stockNational Semiconductor Corp - LM555CN IC, Timer.
Timing in microseconds through hours.
Package: 8 Dip.
Note: Direct replacment for SE555/NE555.
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National Semiconductor Corp - LMC555CM - IC, CMOS. Timer.$0.89IC, CMOS. Timer, timing circuit. Package: 8 SOIC SMD. Learn More -
National Semiconductor Corp - MM5387N - IC, timer. Digital alarm clock. Used.$7.00READY TO SHIP - ONLY 15 LEFT IN STOCK!IC, timer. Digital alarm clock. Case: 40 Dip. Note: Clean socket pulls. Used/Removed from equipment. Learn More
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National Semiconductor Corp - CD4541BCM - IC, CMOS, timer. Programmable.$0.35IC, CMOS, timer. Programmable timer high voltage types (15V Rating). Package: 14 SOIC SMD. Learn More -
Motorola - NE555N - IC, timer. Single.Special Price $0.49 Regular Price $0.65Out of stockIC, timer. Single. Timing in microseconds through hours. Package: 8 Dip. New. Learn More
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Motorola - MC8601P - IC. Single RC-type timer. 5V 80mW.$1.99IC. Single RC-type timer. 5V 80mW. Technology: Bipolar. Case: 14 Dip. Note: Clean socket pulls. Used/Removed from equipment. Learn More -
Motorola - MC68B40P - IC, timer. Programmable timer module (PTM).Special Price $13.98 Regular Price $14.95Out of stock
Motorola - MC68B40P - IC, Timer.
The MC6840 is a programmable subsystem component of the M6800 Family designed to provide variable system time intervals. The MC6840 has three 16-bits binary counters, three corresponding control registers, and status register. These counters are under software control and may be used to cause system interrupts and or generate output signals.
Programmable timer module (PTM).
Package: 28 Dip.
Genuine Motorola - New Old Stock.
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Motorola - MC68B40P - IC, timer. Programmable timer module (PTM).Special Price $13.98 Regular Price $14.95
Motorola - MC68B40P - IC, Timer.
The MC6840 is a programmable subsystem component of the M6800 Family designed to provide variable system time intervals. The MC6840 has three 16-bits binary counters, three corresponding control registers, and status register. These counters are under software control and may be used to cause system interrupts and or generate output signals.
Programmable timer module (PTM).
Package: 28 Dip.
Genuine Motorola - New Old Stock.
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Motorola - MC68230L8 - IC. Parallel interface/timer (PI/T). Used.$5.00Out of stockIC. Parallel interface/timer (PI/T). Package: 48 Cdip, gold leads. Perfect pulls. Learn More
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Motorola - MC14536BCP - IC, CMOS. Programmable timer.$3.95IC, CMOS. Programmable timer. Package: 16 Dip. New. Learn More
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Motorola - MC1455P1 - IC, timer. Direct replacement for 555. - IC, timer. Direct replacement for 555.Motorola - MC1455P1 -IC, timer.
Direct replacement for 555.
Package: 8 Dip.
Alternate: 555
New.
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Maxim - ICM7556IPD - IC. CMOS RC timer.$1.98 As low as $1.49READY TO SHIP - ONLY 28 LEFT IN STOCK!Maxim - ICM7556IPD - IC. CMOS RC timer.
Precision timing.
Pulse generation.
Sequential timing.
PWM.
Missing pulse detector.
Package: 14 Dip.
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INTEL - P8253-5 - IC, timer. Programmable interval timer. Used.Intel - P8253-5 IC, Timer.
Status: Discontinued
Programmable interval timer.
Case: 24 Dip.
Additional Information: http://www.datasheetcatalog.com/datasheets_pdf/P/8/2/5/P8253-5.shtml
Rare & Difficult IC to Find
Note: Clean socket pulls. Used/Removed from equipment.
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Intersil - ICM7556IPD - IC. CMOS RC timer. New.$1.98 As low as $0.98IN STOCK - MORE THAN 100 READY TO SHIP!Intersil - ICM7556IPD IC.
Status: Discontinued
CMOS RC timer.
Mount: Through Hole
Number of Pins: 14
Current Rating: 60 A
Frequency: 1 MHz
High Level Output Current: -800 µA
Low Level Output Current; 20 mA
Max Supply Voltage: 18 V
Operating Temperature: -25 °C to 85 °C
Min Supply Voltage: 2 V
Nominal Supply Current: 120 µA
Number of Channels: 2
Number of Timers/Counters: 2
Operating Supply Current: 120 µA
Applications: Precision timing, Pulse generation, Sequential timing, PWM.
New Old Stock
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