74LV123DB,118

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Digital Logic Device
• Characteristics: Dual Retriggerable Monostable Multivibrator
• Package: SSOP (Shrink Small Outline Package)
• Essence: Timing Control Device
• Packaging/Quantity: Tape and Reel / 2500 pieces per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• High-Level Input Voltage: 2V to VDD + 0.3V
• Low-Level Input Voltage: -0.3V to 0.8V
• High-Level Output Current: -4mA
• Low-Level Output Current: 4mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The 74LV123DB,118 IC has a total of 16 pins. The pin configuration is as follows:

``` __ __ |1 \/ 16| |2 15| |3 14| |4 13| |5 12| |6 11| |7 10| |8 9|

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```

Functional Features

• Dual retriggerable monostable multivibrator with reset
• Each multivibrator has an independent trigger and reset input
• Trigger inputs are active-low
• Outputs remain stable until triggered
• Pulse duration can be adjusted using external timing components

Advantages and Disadvantages

Advantages: - Dual monostable multivibrator in a single package saves board space - Retriggerable feature allows for extended pulse generation - Wide supply voltage range enables compatibility with various systems

Disadvantages: - Limited output current capability - Requires external timing components for pulse duration adjustment

Working Principles

The 74LV123DB,118 is a dual retriggerable monostable multivibrator. It generates a single output pulse of a specific duration when triggered by a low-level input signal. The pulse duration can be adjusted using external timing components such as resistors and capacitors. The device remains stable until triggered again.

Detailed Application Field Plans

The 74LV123DB,118 IC finds applications in various fields, including: 1. Timing control in digital circuits 2. Pulse generation for communication systems 3. Delay circuits in microcontrollers 4. Precision timing in industrial automation 5. Sequential logic circuits

Detailed and Complete Alternative Models

Some alternative models to the 74LV123DB,118 IC are: 1. 74HC123: Similar functionality but operates at a higher voltage range (2V to 6V) 2. CD74AC123: Advanced CMOS version with improved speed and lower power consumption 3. SN74LS123: TTL logic family variant with different pin configuration but similar functionality

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