Encyclopedia Entry: 74ALVC164245PAG

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Data Buffer/Transceiver
• Characteristics: High-speed, low-power, bidirectional voltage level translation
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: The 74ALVC164245PAG is a 16-bit buffer and transceiver IC that provides bidirectional voltage level translation between different logic levels.
• Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

The 74ALVC164245PAG has the following specifications:

• Supply Voltage Range: 1.2V to 3.6V
• Input Voltage Range: -0.5V to VCC + 0.5V
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 400 MHz
• Number of Channels: 16
• Logic Family: ALVC (Advanced Low-Voltage CMOS)

Detailed Pin Configuration

The pin configuration of the 74ALVC164245PAG is as follows:

+-------------------+ OE --|1 48|-- VCC GND --|2 47|-- A1 ALE --|3 46|-- B1 CLK --|4 45|-- A2 DIR --|5 44|-- B2 D1 --|6 43|-- A3 D2 --|7 42|-- B3 D3 --|8 41|-- A4 D4 --|9 40|-- B4 D5 --|10 39|-- A5 D6 --|11 38|-- B5 D7 --|12 37|-- A6 D8 --|13 36|-- B6 GND --|14 35|-- A7 VCC --|15 34|-- B7 B0 --|16 33|-- A8 A0 --|17 32|-- B8 Y1 --|18 31|-- A9 Y2 --|19 30|-- B9 Y3 --|20 29|-- A10 Y4 --|21 28|-- B10 Y5 --|22 27|-- A11 Y6 --|23 26|-- B11 Y7 --|24 25|-- A12 +-------------------+

Functional Features

The 74ALVC164245PAG offers the following functional features:

• Bidirectional voltage level translation between two logic levels.
• High-speed operation, making it suitable for applications requiring fast data transfer.
• Low-power consumption, making it energy-efficient.
• 3-state outputs allow multiple devices to be connected to a common bus.

Advantages and Disadvantages

Advantages of the 74ALVC164245PAG include:

• Wide supply voltage range allows compatibility with various systems.
• High-speed operation enables efficient data transfer.
• Low-power consumption helps conserve energy.
• 3-state outputs provide flexibility in bus design.

Disadvantages of the 74ALVC164245PAG include:

• Limited number of channels (16) may not be sufficient for certain applications.
• TSSOP package may require careful handling during assembly.

Working Principles

The 74ALVC164245PAG operates by using a combination of CMOS technology and level-shifting circuitry. It translates logic signals between two different voltage levels, allowing seamless communication between devices operating at different voltage domains. The direction of data flow is controlled by the DIR pin, while the OE (Output Enable) pin enables or disables the outputs.

Detailed Application Field Plans

The 74ALVC164245PAG finds applications in various fields, including:

1. Microcontroller interfacing: It can be used to interface microcontrollers operating at different voltage levels.
2. Communication systems: It facilitates voltage level translation in communication protocols such as UART, SPI, and I2C.
3. Industrial automation: It enables communication between devices with different logic voltage requirements in industrial control systems.
4. Automotive electronics: It can be utilized for voltage level translation in automotive electronic systems.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74ALVC164245PAG are:

1. SN74LVC245A: This IC provides 8-bit bidirectional voltage level translation and comes in various package options.
2. MC74LV