TLC556CN

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TLC556CN

+Nomenclature

IC OSC TIMER DUAL 2.1MHZ 14-DIP

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Spécifications

Attribut Valeur
Supplier Texas Instruments
Package Tube
Series LinCMOS™
ProductStatus Active
Type 555 Type, Timer/Oscillator (Dual)
Frequency 2.1MHz
Voltage-Supply 2V ~ 18V
Current-Supply 720 µA
OperatingTemperature 0°C ~ 70°C
Package/Case 14-DIP (0.300, 7.62mm)
SupplierDevicePackage 14-PDIP

Présentation

Description

The TLC556CN is a dual timer IC from Texas Instruments, part of the 556 timer family, which offers improved characteristics compared to the classic NE556. It integrates two independent timing circuits in a 14-pin DIP package, ideal for applications requiring precision timing, pulse generation, and sequential timing operations. Each timer can operate in monostable or astable modes, allowing for a wide range of functions such as pulse width modulation, time delay generation, and oscillator duties.
The TLC556CN is known for its low power consumption, typically requiring less current than its bipolar counterparts, making it suitable for battery-powered devices. It operates over a wide supply voltage range, typically from 2 V to 15 V, and features low threshold and trigger currents, enhancing its versatility in various circuit designs. Additionally, it offers good temperature stability and a high degree of accuracy in its timing functions. These features make the TLC556CN a reliable choice for engineers looking to implement precise timing solutions in their electronic projects.

Equivalent

The TLC556CN is a dual timer IC similar to the NE556 or SE556, which are the dual versions of the popular 555 timer IC. Equivalent products include the LM556 and the ICM7556, which provide similar timer functionalities. These ICs can be used interchangeably in circuits for applications requiring timing, pulse generation, and similar functions, although variations in specifications such as supply voltage and current may exist. Always check the datasheet for compatibility.

Features

The TLC556CN is a dual monolithic timing circuit from Texas Instruments, designed for precision timing applications. It is a CMOS version of the popular NE556 timer and offers improved performance features. Key features include:
1. Dual Timers: Contains two independent timing circuits, allowing for versatile applications.
2. Low Power Consumption: The CMOS technology ensures reduced power consumption compared to its bipolar counterparts.
3. Wide Supply Voltage Range: Operates from 2 V to 15 V, accommodating a variety of power supply conditions.
4. High Output Current: Can source or sink up to 100 mA, making it suitable for driving various loads.
5. Adjustable Duty Cycle: The design allows for a modifiable duty cycle, enabling flexibility in pulse-generation applications.
6. Low Standby Current: Offers low power draw in standby mode, improving efficiency in battery-powered devices.
7. Temperature Stability: Provides consistent performance over a wide temperature range.
Overall, the TLC556CN is well-suited for use in timing, pulse generation, and sequential timing applications, offering reliability and efficiency due to its CMOS construction.

Pinout

The TLC556CN is a dual version of the 555 timer IC, offering two independent timing circuits in a single package. It features 14 pins in a standard dual in-line package (DIP). The main functions of each pin are as follows:
1. GND (Pin 7 & Pin 6): Ground reference voltage, connected to 0V.
2. VCC (Pin 14): Supply voltage, typically between 3V and 15V.
3. TRIG (Pin 2 & Pin 8): Trigger input, initiates the timing interval.
4. OUT (Pin 5 & Pin 9): Output pin, connected to the load.
5. RESET (Pin 4 & Pin 10): Resets the timer if held low.
6. CTRL (Pin 3 & Pin 11): Control voltage for adjusting the threshold and trigger levels.
7. THRES (Pin 6 & Pin 12): Threshold input, ends the timing interval.
8. DISCH (Pin 1 & Pin 13): Discharge pin, used to discharge the timing capacitor.
The TLC556CN can be used in applications such as monostable and astable multivibrators, pulse generation, and timing applications. Its dual nature allows for more compact and efficient designs requiring multiple timing operations.

Manufacturer

The TLC556CN is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a variety of electronic components, including integrated circuits and microcontrollers. They are known for their innovation and development in areas such as analog chips, embedded processors, and digital signal processors. TI supplies components to a wide range of industries, including automotive, industrial, personal electronics, communications, and enterprise systems. The company is headquartered in Dallas, Texas, and has a significant global presence with manufacturing facilities and offices worldwide.

Application

The TLC556CN is a dual timer IC commonly used in various applications. Its primary uses include timing circuits, pulse generation, sequential timing, delay timers, and oscillator circuits. It can also be used in applications requiring pulse width modulation (PWM), frequency division, and as a monostable multivibrator or astable multivibrator. Additionally, it finds applications in waveform generation, LED and lamp flashers, tone generation, and in generating precise time delays for various electronic systems. Its versatility and reliability make it suitable for use in automotive, consumer electronics, and industrial control systems.

Package

The TLC556CN is a dual timer IC available in a PDIP (Plastic Dual In-line Package) with 14 pins. This package type is suitable for through-hole mounting, often used in prototyping and hobby electronics due to its ease of handling and soldering.