• SN74LXC8T245QPWRQ1 TSSOP-24
SN74LXC8T245QPWRQ1 TSSOP-24

SN74LXC8T245QPWRQ1

Dual-Supply Bus Transceiver with Configurable Level Shifting

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Overview of SN74LXC8T245QPWRQ1

The SN74LXC8T245QPWRQ1 is an octal bus transceiver IC with 3-state outputs, designed for bidirectional voltage translation and isolation.This IC features 8 channels for versatile bus interfacing applications, providing efficient data transfer between different voltage domains.

Pinout

(Note:The pin configuration below is a general representation.Refer to the specific datasheet for precise details.)

  • DIR:Direction Control
  • OE:Output Enable
  • A1-A8:Channel A Data Inputs/Outputs
  • B1-B8:Channel B Data Inputs/Outputs
  • GND:Ground
  • VCCA:Voltage Supply for Side A
  • VCCB:Voltage Supply for Side B

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the SN74LXC8T245QPWRQ1 IC for a visual representation.

Key Features

  • Octal Bus Transceiver:Provides 8 bidirectional channels for voltage translation and isolation in bus systems.
  • 3-State Outputs:Features 3-state outputs for high impedance control, allowing multiple devices to share the bus.
  • Direction Control:Includes a Direction (DIR) pin for controlling the data flow direction in bidirectional applications.
  • Output Enable:Offers an Output Enable (OE) pin to enable or disable the outputs as needed.
  • Wide Operating Voltage Range:Operates with a broad voltage range, making it suitable for diverse voltage domain interfaces.

Note:For detailed technical specifications, please refer to the SN74LXC8T245QPWRQ1 datasheet.

Application

  • Bus Interface Systems:Ideal for use in bus interface systems requiring bidirectional data transfer and voltage translation.
  • System Level Communication:Suitable for system-level communication between components operating at different voltage levels.
  • Industrial Automation:Used in industrial automation applications for signal isolation and communication between control systems.

Functionality

The SN74LXC8T245QPWRQ1 is an octal bus transceiver with 3-state outputs, facilitating bidirectional voltage translation and isolation in bus communication systems.It ensures reliable data transfer between different voltage domains.

Usage Guide

  • Connection:Connect VCCA(Pin 1) and VCCB(Pin 20) to the respective voltage supplies for each side of the bus.
  • Data Transfer:Control the direction of data flow using the DIR pin and enable/disable outputs with the OE pin.
  • Bus Integration:Connect the A1-A8 and B1-B8 pins to the respective bus lines for bidirectional data transfer.

Frequently Asked Questions

Q:What is the purpose of the OE pin on the SN74LXC8T245QPWRQ1?
A:The OE pin allows you to enable or disable the outputs of the transceiver, providing flexibility in managing bus communication.

Q:Can the SN74LXC8T245QPWRQ1 handle voltage levels outside the specified range?
A:It is recommended to operate the SN74LXC8T245QPWRQ1 within the specified voltage range for optimal performance and reliability.

Equivalent

For similar functionalities, consider these alternatives to the SN74LXC8T245QPWRQ1:

  • SN74LVC1T45: A single-bit dual-supply bus transceiver with similar voltage translation capabilities.
  • SN74LVTH182646:An 18-bit universal bus transceiver suitable for high-speed data transfer applications.

SN74LXC8T245QPWRQ1

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Technology family LXC Applications GPIO, JTAG, SPI, UART
Bits (#) 8 High input voltage (min) (V) 0.44
High input voltage (max) (V) 5.5 Vout (min) (V) 1.1
Vout (max) (V) 5.5 Data rate (max) (MBps) 420
IOH (max) (mA) -32 IOL (max) (mA) 32
Supply current (max) (µA) 12 Features Integrated pulldown resistors, Output enable, Overvoltage tolerant inputs, Partial power down (Ioff), Vcc disconnect, Vcc isolation
Input type Schmitt-Trigger Output type 3-State
Rating Automotive Operating temperature range (°C) -40 to 125

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