SN74AHC123APWR

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SN74AHC123APWR

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IC MMV 2-CIR 7.5-NS 16-TSSOP

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規格

屬性 價值
Series 74AHC
Part Status Active
Logic Type Monostable
Independent Circuits 2
Schmitt Trigger Input Yes
Propagation Delay 7.5 ns
Current - Output High, Low 8mA, 8mA
Voltage - Supply 2 V ~ 5.5 V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 16-TSSOP (0.173", 4.40mm Width)
Supplier Device Package 16-TSSOP
Base Product Number 74AHC123

概述

Description

The SN74AHC123APWR is a dual retriggerable monostable multivibrator designed by Texas Instruments. It utilizes advanced CMOS technology, which allows for low power consumption while maintaining high-speed operation, making it suitable for various digital applications. This device can produce a single pulse of a specified width in response to an input trigger signal, and it is capable of retriggering, allowing for pulse width modulation in dynamic environments.
Key features include a supply voltage range of 2V to 5.5V, fast propagation delays (typically around 10 ns at 5V), and the ability to interface with TTL and CMOS logic levels. It comes in a 14-pin TSSOP package, which is compact for space-constrained applications. The SN74AHC123APWR is widely used in timing circuits, pulse generation, and signal conditioning tasks in various consumer and industrial electronics.

Equivalent

Equivalent products to the SN74AHC123APWR include the 74AHCT123, 74HCT123, and the 74AC123. Other alternatives may include the 74LV123 and various CMOS versions depending on specific requirements like voltage levels. Always verify pin configuration and specifications to ensure compatibility for your application.

Features

The SN74AHC123APWR is a dual retriggerable monostable multivibrator from Texas Instruments. Key features include:
1. Dual Configuration: Contains two independent monostable circuits.
2. Retriggerable: Can be retriggered during the output pulse, allowing for precise timing control.
3. Variable Pulse Width: Output pulse width can be controlled by external resistor-capacitor (RC) components.
4. Wide Supply Voltage Range: Operates from 2V to 5.5V, making it suitable for various applications.
5. Low Power Consumption: Features low dynamic and static power requirements.
6. Fast Switching Speed: High-speed operation with a typical propagation delay of 14 ns at 5V.
7. TTL-Compatible Inputs and Outputs: Ensures compatibility with standard TTL logic levels.
8. Temperature Range: Operates effectively over a temperature range of -40°C to 125°C.
This device is commonly used in timing applications, pulse generation, and signal conditioning.

Pinout

The SN74AHC123APWR is a dual retriggerable monostable multivibrator with a pin count of 16. It is designed for various timing applications.
Pin Functions:
1. Pin 1 (A): Trigger input (active low).
2. Pin 2 (B): Trigger input (active low).
3. Pin 3 (Q): Output (active high).
4. Pin 4 (Q̅): Inverted output (active low).
5. Pin 5 (C): Control input (active high, used to disable the output).
6. Pin 6 (R): Reset input (active low).
7. Pin 7 (GND): Ground.
8. Pin 8 (VCC): Supply voltage (+2V to +5.5V).
9. Pins 9-16: Additional functions for the second multivibrator, including triggering, output, and control/reset.
This IC is commonly used in applications requiring precise timing and pulse generation.

Manufacturer

The SN74AHC123APWR is manufactured by Texas Instruments (TI), a major American technology company. Founded in 1930, Texas Instruments is renowned for designing and producing semiconductors and various electronics components. The company specializes in analog and embedded processing products, including microcontrollers, digital signal processors, and timing devices, which are widely used in consumer electronics, industrial automation, automotive, and telecommunications.
Texas Instruments is a significant player in the semiconductor industry, known for its innovation and commitment to quality. The SN74AHC123APWR is a dual retriggerable monostable multivibrator, which is used in various applications such as pulse generation, timing, and frequency division. TI’s extensive portfolio also includes support and development resources, ensuring that customers can effectively integrate their products into a wide range of systems. Overall, Texas Instruments is recognized for its technological advancements and contributions to electronic design and manufacturing.

Application

The SN74AHC123APWR is a dual retriggerable monostable multivibrator used in various applications, including pulse generation, timer circuits, and frequency division. It is suitable for generating precise time delays in digital circuits and can be employed in signal conditioning, debouncing switch inputs, and creating pulse-width modulation (PWM) signals. Additionally, it finds use in automotive electronics, industrial automation, and communication systems for timing and control applications, ensuring reliable signal processing in high-speed environments. Its versatility makes it applicable in both consumer electronics and complex systems requiring timing precision.

Package

The SN74AHC123APWR is packaged in a TSSOP (Thin Shrink Small Outline Package) with 14 pins. This surface-mount package is designed for applications that require a compact footprint while maintaining efficient thermal and electrical performance.

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