Encyclopedia Entry: 74VHCT126PW,118

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Gate Buffer/Driver
• Characteristics: High-Speed, Low-Power, TTL-Compatible
• Package: TSSOP-14
• Essence: Buffering and driving signals in digital circuits
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 2.0V to 5.5V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature: -40°C to +125°C
• Propagation Delay: 4.3ns (typical)
• Output Current: ±8mA (maximum)

Detailed Pin Configuration

The 74VHCT126PW,118 IC has a TSSOP-14 package with the following pin configuration:

___________ OE | 1 14 | VCC A1 | 2 13 | Y1 B1 | 3 12 | A2 Y2 | 4 11 | B2 A3 | 5 10 | Y3 B3 | 6 9 | OE# GND | 7 8 | Y4 ‾‾‾‾‾‾‾‾‾‾‾‾

Functional Features

• The 74VHCT126PW,118 is a quad buffer/driver IC.
• It provides non-inverting buffering and driving of digital signals.
• The outputs are TTL-compatible, allowing seamless integration with other TTL logic devices.
• The IC operates at high speed while consuming low power, making it suitable for power-sensitive applications.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient signal buffering in digital circuits. - Low-power consumption helps in reducing overall power requirements. - TTL compatibility allows easy integration with existing TTL-based systems. - Compact TSSOP-14 package offers space-saving benefits.

Disadvantages: - Limited output current may restrict its use in applications requiring higher current capabilities. - Propagation delay of 4.3ns (typical) may not be suitable for ultra-high-speed applications.

Working Principles

The 74VHCT126PW,118 operates as a buffer/driver by receiving input signals and providing amplified and buffered outputs. It utilizes CMOS technology to achieve high-speed operation while maintaining low power consumption. The IC's non-inverting nature ensures that the output signal matches the input signal polarity. The TTL compatibility allows seamless integration with other TTL logic devices, facilitating the design and implementation of digital circuits.

Detailed Application Field Plans

The 74VHCT126PW,118 finds application in various digital systems where signal buffering and driving are required. Some common application fields include: 1. Microcontrollers and microprocessors 2. Data communication systems 3. Industrial automation 4. Automotive electronics 5. Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74VHCT126PW,118 IC are: 1. SN74LVC126A: Quad Buffer/Driver, VCC = 1.65V to 5.5V, TSSOP-14 package. 2. MC74VHC126: Quad Buffer/Driver, VCC = 2.0V to 6.0V, SOIC-14 package. 3. CD74HCT126E: Quad Buffer/Driver, VCC = 4.5V to 5.5V, PDIP-14 package.

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

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