LM556CN

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LM556CN

IC OSC TIMER DUAL 14-DIP

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Spécifications

Part Status Obsolete
Type 555 Type, Timer/Oscillator (Dual)
Voltage - Supply 4.5V ~ 16V
Current - Supply 30 mA
Operating Temperature 0°C ~ 70°C
Package / Case 14-DIP (0.300", 7.62mm)
Supplier Device Package 14-MDIP
Mounting Type Through Hole
Base Product Number LM556

Vue d'ensemble

Description

The LM556CN is a dual timer integrated circuit, designed for various timing and oscillator applications. It is an enhanced version of the classic 555 timer, featuring two independent timing circuits in a single package. The LM556CN operates in monostable, astable, or bistable modes, allowing it to generate accurate time delays, pulse-width modulation, and frequency generation.
Key features include a wide supply voltage range (4.5V to 15V), high precision timing characteristics, low power consumption, and compatibility with standard logic levels. The device typically offers a frequency range from microseconds to hours, making it versatile for both simple and complex applications.
Common uses are in timers, pulse generation, oscillators, and flip-flop circuits. Its dual configuration allows for synchronization and more complex timing solutions. The LM556CN is often found in consumer electronics, automotive applications, and industrial controls. Overall, it is a reliable and cost-effective choice for timer-related tasks in electronic circuits.

Features

The LM556CN is a dual timer IC that combines two 555 timer circuits in a single package, offering versatile functionality for various applications. Key features include:
1. Dual Configuration: Can operate in monostable or astable modes, providing flexibility in timing applications.
2. Wide Supply Voltage Range: Operates from 4.5V to 15V, accommodating various power supply options.
3. High Output Drive Capability: Can sink or source up to 200 mA, suitable for driving LEDs, relays, or small motors.
4. Timing Range: Capable of generating time delays from microseconds to hours, adjustable through external resistors and capacitors.
5. Low Power Consumption: Consumes low power, making it suitable for battery-operated devices.
6. Temperature Stability: Maintains stable performance over a temperature range of -55°C to +125°C.
7. Pin Compatibility: Compatible with standard 555 timers, facilitating easy integration into existing designs.
Overall, the LM556CN is ideal for applications like timers, oscillators, pulse generators, and frequency dividers.

Package

The LM556CN is typically packaged in a dual in-line package (DIP) format, specifically a 14-pin DIP. This type of package is designed for easy insertion into circuit boards and is commonly used for various electronic applications.

Pinout

The LM556CN is a dual timer integrated circuit, which is essentially two 555 timer circuits housed in a single package. It has a total of 8 pins.
Pin Functions:
1. Pin 1 (DISCH): Discharge pin; used to discharge the timing capacitor.
2. Pin 2 (THRESH): Threshold pin; resets the flip-flop when the voltage exceeds 2/3 Vcc.
3. Pin 3 (OUT): Output pin; provides the timer output.
4. Pin 4 (RESET): Reset pin; active low, resets the timer.
5. Pin 5 (CTRL): Control voltage pin; used to modify the timing.
6. Pin 6 (TRIG): Trigger pin; initiates the timing sequence when voltage drops below 1/3 Vcc.
7. Pin 7 (VCC): Supply voltage pin; typically connected to +5 to +15 volts.
8. Pin 8 (GND): Ground pin; serves as the reference ground for the circuit.
The LM556CN can operate in monostable or astable modes, making it versatile for various timing applications.

Manufacturer

The LM556CN is manufactured by Texas Instruments, Inc. Texas Instruments is a global semiconductor design and manufacturing company based in Dallas, Texas. It specializes in developing analog and embedded processing chips, which are used in a wide range of electronic devices and applications, including automotive, industrial, communications, and consumer electronics. The company is known for its innovation in the field of integrated circuits (ICs) and has a strong presence in the electronics industry, providing solutions that enable the increasingly connected world.

Application

The LM556CN is a dual timer IC commonly used in various applications, including:
1. Timing Circuits: For delay generation and time delays.
2. Pulse Width Modulation: In motor control and light dimming.
3. Oscillators: For generating square wave signals.
4. Monostable and Astable Multivibrators: For waveform shaping and signal conditioning.
5. Frequency Modulation: In communication systems.
6. Tone Generation: In audio applications.
Its versatility makes it suitable for both analog and digital electronics projects.

Equivalent

The LM556CN is a dual timer IC, equivalent to several other products, including NE556, LM358, and MC1455. Additionally, you may consider the TLC556 and the SE556 as alternatives. Ensure compatibility in terms of specifications and pin configuration when substituting.

Expédition

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FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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