LM556CM

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LM556CM

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IC OSC TIMER DUAL 100KHZ 14-SOIC

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Supplier Rochester Electronics, LLC,Texas Instruments
Package Tube,Tube
ProductStatus Obsolete
Type 555 Type, Timer/Oscillator (Dual)
Voltage-Supply 4.5V ~ 16V
Current-Supply 10 mA
OperatingTemperature 0°C ~ 70°C
Package/Case 14-SOIC (0.154, 3.90mm Width)
SupplierDevicePackage 14-SOIC

概要

Description

The LM556CM is a dual-timer integrated circuit that combines two 555 timer functions in a single 14-pin package. It is designed for precision timing applications and can operate as a monostable, astable, or bistable multivibrator. Each timer in the LM556CM can be used independently, allowing for greater flexibility in designing timing circuits.
Key features of the LM556CM include a wide operating voltage range, typically 4.5V to 15V, and low power consumption. It also offers high output current capability, making it suitable for driving various loads. The device provides accurate timing intervals, with timing periods determined by external resistors and capacitors connected to the timer's pins.
Applications for the LM556CM range from basic timing and pulse generation tasks to complex sequencing and frequency modulation circuits. Its versatility makes it a popular choice in consumer electronics, industrial automation, and educational projects. The LM556CM is particularly valued for its stable performance and reliability across a range of environmental conditions.

Equivalent

The LM556CM is a dual-timer IC, which means it contains two 555 timers in a single package. Equivalent products include: NE556, SE556, and TLC556. These ICs offer similar functionality and can be used as substitutes in most applications. Always check the datasheets to ensure compatibility with your specific circuit requirements.

Features

The LM556CM is a dual-timer IC that integrates two LM555 timer circuits into a single 14-pin package. Key features include:
1. Dual Timers: Combines two independent 555 timers, allowing for flexible timing applications in a single IC.
2. Wide Supply Voltage Range: Operates from 4.5V to 15V, suitable for a variety of power supply configurations.
3. Adjustable Timing: Provides precision timing from microseconds to hours, depending on external resistor and capacitor values.
4. High Output Current: Capable of sourcing or sinking 200 mA, making it suitable for driving loads directly.
5. Astable and Monostable Operation: Supports both modes for generating pulse and square wave outputs.
6. Temperature Stability: Designed to maintain consistent performance across a wide temperature range.
7. Low Power Consumption: Efficient design to minimize power usage when in standby.
8. Pin Compatibility: Standard 555 timer pin configuration for easy integration and replacement in existing circuits.
These features make the LM556CM ideal for applications like pulse generation, frequency division, and time delay circuits.

Pinout

The LM556CM is a dual-timer IC, essentially combining two 555 timer circuits into a single package. It comes in a 14-pin configuration. Here are the pin functions:
1. Ground (Pin 7): Common ground for both timers.
2. Trigger A (Pin 6): Input to start Timer A.
3. Output A (Pin 5): Output from Timer A.
4. Reset A (Pin 4): Resets Timer A when held low.
5. Control Voltage A (Pin 3): Allows changing the threshold voltage for Timer A.
6. Threshold A (Pin 2): Input to compare with the capacitor voltage for Timer A.
7. Discharge A (Pin 1): Discharges the capacitor for Timer A.
8. VCC (Pin 14): Positive power supply for both timers.
9. Trigger B (Pin 8): Input to start Timer B.
10. Output B (Pin 9): Output from Timer B.
11. Reset B (Pin 10): Resets Timer B when held low.
12. Control Voltage B (Pin 11): Allows changing the threshold voltage for Timer B.
13. Threshold B (Pin 12): Input to compare with the capacitor voltage for Timer B.
14. Discharge B (Pin 13): Discharges the capacitor for Timer B.
This IC is used for timing applications, pulse generation, and oscillator functions.

Manufacturer

The LM556CM is manufactured by Texas Instruments, a global semiconductor company. Texas Instruments, often abbreviated as TI, specializes in the design and manufacturing of a wide range of semiconductor products, including integrated circuits, processors, and analog devices. The company serves a broad spectrum of industries, providing solutions for consumer electronics, automotive, industrial, communications, and enterprise systems. Known for its innovation and advanced technology, Texas Instruments is a leader in developing components that drive performance in electronic devices.

Application

The LM556CM is a dual-timer IC commonly used in various applications due to its versatility and reliability. Key application areas include timing circuits, pulse generation, sequential timing, time delay generation, and frequency division. It is often employed in oscillators, pulse-width modulation (PWM) circuits, LED flashers, and tone generators. The IC is useful in creating clock pulses for digital circuits, generating accurate time delays for control applications, and in designing frequency modulators and demodulators. Its dual-timer configuration allows for more compact designs in systems requiring multiple timing functions.

Package

The LM556CM is a dual timer IC typically housed in a plastic SOIC (Small Outline Integrated Circuit) package, specifically the SOIC-14. This package type is surface-mount, providing a compact form factor suitable for modern electronic circuit designs.

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