Timers

IC, timer. Dual Timer. Package: 14 SOIC SMD. New. Note: cross ECG978SM. Learn More

IC, linear. Dual timer. Package: 14 Dip. New. Note: Cross ECG978. Learn More

National Semiconductor Corp - LM555CN IC, Timer.

Timing in microseconds through hours.

Package: 8 Dip.

Note: Direct replacment for SE555/NE555.

 

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IC, CMOS. Timer, timing circuit. Package: 8 SOIC SMD. Learn More

IC, timer. Digital alarm clock. Case: 40 Dip. Note: Clean socket pulls. Used/Removed from equipment. Learn More

IC, CMOS, timer. Programmable timer high voltage types (15V Rating). Package: 14 SOIC SMD. Learn More

IC, timer. Single. Timing in microseconds through hours. Package: 8 Dip. New. Learn More

IC. 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.

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.

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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IC. Parallel interface/timer (PI/T). Package: 48 Cdip, gold leads. Perfect pulls. Learn More

IC, CMOS. Programmable timer. Package: 16 Dip. New. Learn More

Motorola - MC1455P1 -IC, timer.

Direct replacement for 555.

Package: 8 Dip.

Alternate: 555

New.

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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.

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.

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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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

Note: New. Rare & Difficult IC to Find 

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IC, timer. CMOS Programmable intervel timer. Package: 28 PLCC. Learn More

IC. CMOS Serial Real-Time Clock With RAM and Power Sense/Control - Intersil Corporation. Package: 16 SMD wide. Learn More

INTERSIL - ICM7555IPA -  IC, Timer. CMOS

The ICM7555 and ICM7556 are CMOS RC timers providing significantly improved performance over the standard SE/NE555/6 and 355 timers.

Exact Equivalent in Most Cases for SE/NE555/556 or TLC555/556

Low Supply Current: 60μA 

Extremely Low Input Currents: 20pA

High Speed Operation: 1MHz

Guaranteed Supply Voltage Range: 2V to 18V

Case: 8 Dip.

Applications: Precision Timing,Pulse Generation, Sequential Timing, Time Delay Generation, Pulse Width Modulation, Pulse Position Modulation, Missing Pulse Detector

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Transistor, PNP. Max voltage: 80V. Max current: 4 Amp. Dissipation: 40 watt. Package: TO-225 (TO-126). P/N: 2N6036. Operating temperature: -65 to 150 Deg C. Note: Silicon darlington. Learn More

IC, timer. CMOS Programmable intervel timer. Package: 24 Dip, socket pulls. Learn More

IC, timer. CMOS programmable interval timer. Package: 24 Cdip. Learn More

Harris Corp - ICM7556IPD - IC. CMOS RC timer.

Precision Timing.

Pulse Generation.

Sequential Timing.

Pulse Width Modulation.

Package: 14 Dip.

New Old Stock

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