LM556CMX

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LM556CMX

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IC OSC TIMER DUAL 100KHZ 14-SOIC

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Attribut Wert
Supplier Texas Instruments
Package Tape & Reel (TR)
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

Übersicht

Description

The LM556CMX is a dual timer IC based on the popular 555 timer architecture. It integrates two independent 555 timers in a single package, allowing for versatile timing applications. Each timer in the LM556CMX can be used in monostable or astable modes, making it suitable for generating precise time delays or oscillation. The IC operates within a wide voltage range, typically from 4.5V to 15V, and provides a stable output pulse with excellent accuracy.
Key features of the LM556CMX include low power consumption, adjustable duty cycle, and high output current capability. Its design ensures minimal external components are required, simplifying circuit layout and reducing costs. The IC is commonly used in applications like pulse generation, frequency division, and time delay circuits.
Housed in a compact surface-mount package, the LM556CMX is ideal for space-constrained designs. Its dual-timer configuration offers flexibility and efficiency, making it a popular choice in both hobbyist and professional electronics projects.

Equivalent

The LM556CMX is a dual timer IC similar to the popular 555 timer. Equivalent products include the NE556, SE556, and TLC556, which are also dual timer ICs with similar functionality. These alternatives typically have the same pin configuration and electrical characteristics, making them interchangeable in most applications. Always check the specific datasheet for minor differences that might affect your application.

Features

The LM556CMX is a dual-timer IC that integrates two 555 timer circuits into a single package. This allows for a wide range of timing and oscillator applications. Key features include:
1. Dual Timer: Contains two independent 555 timers in a single IC, which can be used for monostable or astable operations.
2. Wide Voltage Range: Operates from 4.5V to 15V, suitable for both TTL and CMOS logic circuits.
3. Adjustable Timing: Timing intervals can be adjusted with external resistors and capacitors, providing flexibility for various applications.
4. Stable Operation: Offers excellent accuracy and stability over temperature and supply voltage variations.
5. Output Compatibility: Provides output that is compatible with TTL, DTL, and CMOS logic families.
6. Low Power Consumption: Designed for energy efficiency, suitable for battery-powered devices.
7. Package Options: Available in surface-mount and through-hole packages, including SOIC and PDIP.
These features make the LM556CMX ideal for applications like pulse generation, time delays, and LED flashers.

Pinout

The LM556CMX is a dual-timer IC that combines two LM555 timers in a single 14-pin package. Here's a brief overview of its pin count and functions:
1. Pin 1 (Ground): Common ground for both timers.
2. Pin 2 (Trigger 1): Trigger input for Timer 1. A low voltage triggers the timer.
3. Pin 3 (Output 1): Output of Timer 1.
4. Pin 4 (Reset 1): Resets Timer 1 when set low.
5. Pin 5 (Control Voltage 1): Allows control of the threshold voltage for Timer 1.
6. Pin 6 (Threshold 1): Input to the comparator for Timer 1.
7. Pin 7 (Discharge 1): Discharge pin for the timing capacitor of Timer 1.
8. Pin 8 (Vcc): Positive supply voltage for both timers.
9. Pin 9 (Discharge 2): Discharge pin for the timing capacitor of Timer 2.
10. Pin 10 (Threshold 2): Input to the comparator for Timer 2.
11. Pin 11 (Control Voltage 2): Allows control of the threshold voltage for Timer 2.
12. Pin 12 (Reset 2): Resets Timer 2 when set low.
13. Pin 13 (Output 2): Output of Timer 2.
14. Pin 14 (Trigger 2): Trigger input for Timer 2.
Each timer can operate in either monostable or astable mode, suitable for generating precise time delays or oscillation.

Manufacturer

The LM556CMX is manufactured by Texas Instruments, a global technology company. Texas Instruments is renowned for designing and manufacturing semiconductors and various integrated circuits, which are used in a wide range of electronic systems. The company serves industries such as automotive, industrial, personal electronics, communications equipment, and enterprise systems. Texas Instruments is well-regarded for its innovation in analog technology, digital signal processing, and microcontroller solutions.

Application

The LM556CMX is a dual timer IC with a wide range of applications. It is commonly used in timing circuits, pulse generation, and oscillator functions. The IC can be utilized in precision timing, sequential timing, pulse width modulation (PWM), and frequency division. It is also employed in pulse position modulation and can be used to generate time delays or oscillations. Other applications include LED flashers, tone generators, frequency meters, and alarm systems. Its versatility makes it suitable for both industrial and consumer electronics, including automotive systems, communication devices, and various control systems.

Package

The LM556CMX is a dual-timer IC available in a surface-mount SOIC (Small Outline Integrated Circuit) package. It typically features 14 pins, providing a compact solution for timing applications.

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