74LVC126APW,118

Basic Information Overview

Category: Integrated Circuit (IC)
Use: Logic Gate Buffer/Driver
Characteristics: Low Voltage CMOS Quad Buffer with 3-State Outputs
Package: TSSOP-14
Essence: Buffering and driving signals in digital circuits
Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

Supply Voltage Range: 1.65V to 5.5V
High-Level Input Voltage: 2V to VCC + 0.5V
Low-Level Input Voltage: -0.5V to 0.8V
High-Level Output Voltage: VCC - 0.5V
Low-Level Output Voltage: 0.5V
Maximum Operating Frequency: 400 MHz
Propagation Delay: 4.3 ns (typical)

Detailed Pin Configuration

The 74LVC126APW,118 IC has a TSSOP-14 package with the following pin configuration:

__ __ Y1 | 1 14 | VCC Y2 | 2 13 | A1 GND | 3 12 | A2 Y3 | 4 11 | A3 Y4 | 5 10 | OE# A4 | 6 9 | GND NC | 7 8 | NC ¯¯ ¯¯

Functional Features

Quad buffer with 3-state outputs
Inputs tolerate voltages up to 5.5V, allowing direct interface with TTL or CMOS logic levels
3-state outputs allow multiple devices to be connected to a common bus line
Low power consumption
High noise immunity
Balanced propagation delays

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems - 3-state outputs enable bus sharing and reduce the number of required pins - Low power consumption helps in energy-efficient designs - High noise immunity ensures reliable operation in noisy environments

Disadvantages: - Limited maximum operating frequency compared to some other ICs - TSSOP package may require careful handling during assembly

Working Principles

The 74LVC126APW,118 is a buffer/driver IC that amplifies and shapes digital signals. It takes input signals from the A1 to A4 pins and provides buffered outputs on the Y1 to Y4 pins. The OE# pin controls the output enable/disable function. When OE# is low, the outputs are enabled and reflect the input signals. When OE# is high, the outputs are in a high-impedance state (3-state), allowing other devices to drive the bus line.

Detailed Application Field Plans

The 74LVC126APW,118 is commonly used in various digital systems, including but not limited to: - Microcontrollers and microprocessors - Communication systems - Data acquisition systems - Industrial automation - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as replacements for the 74LVC126APW,118 include: - SN74LVC126A by Texas Instruments - MC74LVC126A by ON Semiconductor - 74HC126 by NXP Semiconductors - CD74HCT126 by Texas Instruments

These alternatives offer similar functionality and characteristics, providing flexibility in design choices.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan 74LVC126APW,118 dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of 74LVC126APW,118 in technical solutions:

Q: What is the function of the 74LVC126APW,118? A: The 74LVC126APW,118 is a quad buffer/line driver with 3-state outputs. It is used for signal buffering and level shifting in digital circuits.
Q: What is the supply voltage range for the 74LVC126APW,118? A: The supply voltage range for this IC is typically between 1.65V and 5.5V.
Q: How many buffers/drivers are there in the 74LVC126APW,118? A: The 74LVC126APW,118 has four independent buffers/drivers.
Q: What is the maximum output current that can be sourced/sunk by each buffer/driver? A: Each buffer/driver can source or sink up to 32mA of current.
Q: Can the 74LVC126APW,118 handle bi-directional communication? A: No, the 74LVC126APW,118 is a unidirectional buffer/line driver and does not support bidirectional communication.
Q: What is the propagation delay of the 74LVC126APW,118? A: The propagation delay is typically around 3.8ns.
Q: Is the 74LVC126APW,118 compatible with both CMOS and TTL logic levels? A: Yes, the 74LVC126APW,118 is compatible with both CMOS and TTL logic levels.
Q: Can I connect the outputs of multiple 74LVC126APW,118 ICs together? A: Yes, the outputs of multiple 74LVC126APW,118 ICs can be connected together to drive a common bus.
Q: Does the 74LVC126APW,118 have built-in protection against electrostatic discharge (ESD)? A: Yes, the 74LVC126APW,118 has ESD protection on all pins, making it more robust against static electricity.
Q: Can I use the 74LVC126APW,118 in high-speed applications? A: Yes, the 74LVC126APW,118 is designed for high-speed operation and can be used in applications with fast switching requirements.

Please note that these answers are general and may vary depending on the specific datasheet and manufacturer's specifications for the 74LVC126APW,118.