LM556CM
- Mfr.Part #
- LM556CM
- Manufacturer
- Fairchild Semiconductor
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- TIMER, 2 FUNC, BIPOLAR, PDSO14
- Stock
- 5,647
- In Stock :
- 5,647
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- Manufacturer :
- Fairchild Semiconductor
- Product Category :
- Programmable Timers and Oscillators
- Operating Temperature :
- 0°C~70°C
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Low Level Output Current :
- 200mA
- Voltage - Supply :
- 4.5V~16V
- ECCN Code :
- EAR99
- Mount :
- Surface Mount
- Peak Reflow Temperature (Cel) :
- 235
- Supply Voltage :
- 5V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Nominal Supply Current :
- 3mA
- Number of Functions :
- 2
- Number of Terminations :
- 14
- REACH SVHC :
- No SVHC
- Packaging :
- Tube
- Radiation Hardening :
- No
- Operating Supply Current :
- 10mA
- Number of Pins :
- 14
- Max Power Dissipation :
- 410mW
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Number of Channels :
- 2
- Supply Voltage-Max (Vsup) :
- 16V
- Pbfree Code :
- No
- Quiescent Current :
- 3mA
- High Level Output Current :
- -200mA
- Pin Count :
- 14
- Length :
- 8.65mm
- Power Dissipation :
- 410mW
- Type :
- 555 Type, Timer/Oscillator (Dual)
- JESD-609 Code :
- e0
- Height Seated (Max) :
- 1.75mm
- Mounting Type :
- Surface Mount
- Terminal Form :
- Gull wing
- Width :
- 3.9mm
- Lead Free :
- Contains Lead
- Power Supplies :
- 5/15V
- RoHS Status :
- Non-RoHS Compliant
- Supply Voltage-Min (Vsup) :
- 4.5V
- Base Part Number :
- LM556
- Datasheets
- LM556CM
LM556CM Documents

Programmable Timers and Oscillators Fairchild Semiconductor LM556CM Overview
The LM556CM, a robust product from Fairchild Semiconductor, exemplifies the evolution in Programmable Timers and Oscillators. This dual-timer IC integrates two 555 timers into a single 14-pin package, offering a range of timing capabilities in a compact form factor. It operates over a wide voltage range and provides stable operation over temperature extremes. The LM556CM is ideal for developing sophisticated multi-stage timing circuits, suitable for a wide range of industrial and consumer applications. Its bipolar design ensures reliability and precision in demanding environments, making it a top choice for bulk purchases by B2B customers looking for versatile and durable timer solutions.
LM556CM Features
The LM556CM dual-timer IC features two independent 555 timer circuits that can be configured in various modes such as monostable, astable, and bistable. Key attributes include a supply voltage range from 4.5V to 16V, low supply current, high output current capability (up to 200mA), and an adjustable duty cycle. Its precision timing capabilities ensure repeatability, a critical factor in automated processes and applications.
LM556CM Applications
- Consumer Electronics: Used in appliances for precision timing operations, such as controlled washing cycles in washing machines or timed baking cycles in ovens.
- Industrial Automation: Integral in the development of automated machinery timers that require precise control sequences, enhancing operational efficiency and reliability.
- Automotive: Utilized in vehicle systems for timing and control of processes like intermittent wiper control or engine timing systems.
- Telecommunications: Serves as a critical component in communication equipment, where accurate timing is essential for data transmission and signal processing.
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