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See Technical Specifications

LM556CN +BOM

temperature range from 0°C to 70°C

Manufacturer:

ON Semiconductor, LLC
Mfr.Part #:

LM556CN
Datasheet:

LM556CN Datasheet (PDF)
Type:

555 Type, Timer/Oscillator (Dual)
Voltage - Supply:

4.5V ~ 16V
Current - Supply:

30 mA
Operating Temperature:

0°C ~ 70°C
EDA/CAD Models:

Request Free CAD Models for LM556CN

LM556CN General Description

The LM556CN is a dual-timer IC, which means it contains two individual timer circuits within a single package. These timer circuits are versatile and can be used for various timing and pulse generation applications.

Key Features

Dual Timer: The LM556CN includes two independent timer circuits, making it suitable for applications requiring the timing of multiple events or processes.
Versatile Timing Functions: The timers in the LM556CN can be configured for a wide range of timing functions, including astable (oscillator) and monostable (one-shot) operation.
Wide Voltage Range: It is designed to operate over a wide voltage range, typically from a few volts up to 15 volts or more, depending on the specific version.
High-Current Outputs: The output pins of the timer circuits can typically source or sink a relatively high current, making them suitable for driving external components such as LEDs, relays, or transistors.
Adjustable Timing: Users can adjust the timing parameters of the timers (e.g., frequency, pulse width) by selecting appropriate resistor and capacitor values.
Stable and Reliable: The LM556CN, like its predecessor, the 555 timer, is known for its stability and reliability in various timing applications.
Wide Temperature Range: It can operate over a wide temperature range, making it suitable for both commercial and industrial applications.

Application

Pulse Generation: In applications requiring precise timing and pulse generation, such as oscillators and waveform generators.
Delay Generators: In applications where a time delay is needed, such as in timers, delay circuits, and time-delay relays.
PWM (Pulse Width Modulation): In PWM controllers for motor control, lighting control, and other applications.
Frequency Division: In frequency divider circuits to reduce the frequency of an input signal.
Sequencers: In sequencer circuits to control the timing of sequential events or actions.
Precision Timing: In applications that require precise timing, such as in precision measurement equipment.

Specifications

Category	Integrated Circuits (ICs)Clock/TimingProgrammable Timers and Oscillators	Series	-
Type	555 Type, Timer/Oscillator (Dual)	Count	-
Frequency	-	Voltage - Supply	4.5V ~ 16V
Current - Supply	30 mA	Operating Temperature	0°C ~ 70°C
Mounting Type	Through Hole	Base Product Number	LM556