TLC556MDR

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TLC556MDR

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IC OSC TIMER DUAL 2.1MHZ 14-SOIC

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Thông số kỹ thuật

thuộc tính Giá trị
Supplier Texas Instruments
Package Tape & Reel (TR),Cut Tape (CT)
Series LinCMOS™
ProductStatus Active
Type 555 Type, Timer/Oscillator (Dual)
Frequency 2.1MHz
Voltage-Supply 5V ~ 18V
Current-Supply 720 µA
OperatingTemperature -55°C ~ 125°C
Package/Case 14-SOIC (0.154, 3.90mm Width)
SupplierDevicePackage 14-SOIC

Tổng quan

Description

The TLC556MDR is a dual-timer IC from Texas Instruments, designed for precision timing and oscillator applications. It is a CMOS version of the popular 556 timer, offering low power consumption and high performance. The device consists of two independent timers, which can be configured for monostable or astable operation.
Key features of the TLC556MDR include a wide operating voltage range of 2 V to 15 V, low supply current, and a high output drive capability. This makes it suitable for battery-operated devices and portable electronics. The device is capable of providing accurate time delays or oscillation frequencies through external resistors and capacitors.
Offered in a small SOIC-14 package, the TLC556MDR is ideal for applications where space is limited. It is commonly used in pulse generation, frequency division, and timing applications, among others. With its versatility, the TLC556MDR is a reliable choice for engineers seeking an efficient and low-power timing solution.

Equivalent

The TLC556MDR is a dual timer IC. Equivalent products include the NE556, LM556, and the dual version of the 555 timer ICs. These ICs offer similar functionality with slight variations in electrical characteristics and package types. Always check the datasheets for pin compatibility and performance specifications to ensure they meet your design requirements.

Features

The TLC556MDR is a dual timer IC that offers various features ideal for timing applications. Key features include:
1. Low Power Consumption: It operates efficiently, making it suitable for battery-powered devices.
2. Wide Supply Voltage Range: The IC functions over a broad voltage range from 2 V to 15 V, making it versatile for different applications.
3. Adjustable Timing: Both the timing interval and duty cycle can be adjusted using external resistors and capacitors for flexibility.
4. Temperature Range: It operates reliably within a temperature range of -40°C to 85°C.
5. Monolithic IC: The TLC556MDR integrates two separate timing circuits on a single chip, providing dual functionality.
6. Compatible with CMOS, TTL, and MOS: It interfaces easily with various logic families.
7. Low Current Drain: The IC features a low standby current, which helps in reducing overall power consumption.
8. Package Type: Available in a small outline package, enhancing circuit board space efficiency.
These features make the TLC556MDR suited for applications like precision timing, pulse generation, and sequential timing logic.

Pinout

The TLC556MDR is a dual timer IC from Texas Instruments, based on the 555 timer architecture. It is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) package. Below are the pin functions:
1. GND (Pin 1): Ground reference voltage.
2. TRIG A (Pin 2): Trigger input for Timer A; used to start the timing interval.
3. OUT A (Pin 3): Output for Timer A.
4. RESET A (Pin 4): Reset input for Timer A; active low.
5. CONT B (Pin 5): Control voltage for Timer B; adjusts the threshold and trigger levels.
6. THRES B (Pin 6): Threshold input for Timer B; ends the timing interval when voltage exceeds 2/3 of VCC.
7. DISCH B (Pin 7): Discharge pin for Timer B; used to discharge the timing capacitor.
8. VCC (Pin 8): Supply voltage.
Each timer in the TLC556 can be configured in monostable or astable modes, similar to a standard 555 timer, and operates independently of the other.

Manufacturer

The TLC556MDR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a wide range of electronic applications. TI is known for its innovation in the electronics industry and focuses on developing analog chips and embedded processors. These products are essential in a vast array of devices, from consumer electronics to industrial equipment. Texas Instruments is headquartered in Dallas, Texas, and is recognized for its contributions to the advancement of technology and electronics.

Application

The TLC556MDR is a dual timer IC that is used in a variety of applications due to its versatility and reliability. It is commonly employed in timing, pulse generation, and oscillator functions. Specific application areas include:
1. Monostable Multivibrators: Used for creating precise time delays.
2. Astable Oscillators: Suitable for generating square wave signals.
3. Pulse Width Modulation (PWM): Useful in motor speed control and signal modulation.
4. Sequential Timing: Employed in devices requiring cascading timers.
5. LED Flashers: Used in indicator lights and visual signaling.
6. Tone Generation: Applicable in audio tone generation for alarms and notifications.
These characteristics make the TLC556MDR ideal for use in consumer electronics, automotive systems, and industrial controls.

Package

The TLC556MDR is a dual timer IC packaged in an 8-pin SOIC (Small Outline Integrated Circuit) format. This surface-mount package is suitable for compact circuit board designs.

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