74LV123PW,112

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic
• Characteristics: Dual Retriggerable Monostable Multivibrator
• Package: TSSOP-16
• Essence: High-speed CMOS technology
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Propagation Delay Time: 9 ns
• Maximum Quiescent Current: 2 μA
• Maximum Operating Frequency: 200 MHz

Detailed Pin Configuration

The 74LV123PW,112 IC has a TSSOP-16 package with the following pin configuration:

__ __ Q1 |1 \__/ 16| VCC Q2 |2 15| CLR GND |3 14| A B |4 13| B A |5 12| C CLR |6 11| D TRG |7 10| Q2 RES |8 9| Q1 ‾‾ ‾‾

Functional Features

• Dual retriggerable monostable multivibrator
• Wide supply voltage range allows compatibility with various systems
• High-speed operation suitable for time-critical applications
• Low power consumption in standby mode
• Schmitt-trigger inputs for noise immunity
• Trigger and reset inputs can be used independently or simultaneously

Advantages and Disadvantages

Advantages: - Dual monostable multivibrator in a single package saves board space - Wide supply voltage range enhances compatibility - High-speed operation enables time-critical applications

Disadvantages: - Limited number of available alternative models - Not suitable for applications requiring very low power consumption

Working Principles

The 74LV123PW,112 is a dual retriggerable monostable multivibrator. It generates a pulse of a specified duration upon receiving a trigger signal. The output pulse width can be adjusted using external timing components. The device can be triggered by either a positive or negative edge, and the output pulse width can be extended by applying additional trigger pulses.

Detailed Application Field Plans

The 74LV123PW,112 IC finds applications in various fields, including:

1. Timing circuits: Used to generate precise time delays in digital systems.
2. Pulse shaping: Converts irregular input signals into well-defined pulses.
3. Frequency division: Used in frequency dividers to divide input frequencies.
4. Data synchronization: Ensures proper synchronization between different parts of a digital system.
5. Control systems: Provides timing control in various control applications.

Detailed and Complete Alternative Models

While the 74LV123PW,112 is a versatile IC, there are limited alternative models available. Some alternatives that offer similar functionality include:

1. CD74HC123E: Dual retriggerable monostable multivibrator with Schmitt-trigger inputs.
2. SN74LS123N: Dual retriggerable monostable multivibrator with TTL-compatible inputs.
3. MC14538B: Dual precision monostable multivibrator with complementary outputs.

These alternative models can be considered based on specific requirements and availability.

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