• SN74AXC8T245PWR TSSOP24
SN74AXC8T245PWR TSSOP24

SN74AXC8T245PWR

Voltage Level Translator 8-CH Bidirectional 24-Pin TSSOP T/R

Quantity Unit Price(USD) Ext. Price
1 $0.716 $0.72
10 $0.590 $5.90
30 $0.526 $15.78
100 $0.464 $46.40
500 $0.403 $201.50
1000 $0.383 $383.00

Inventory:6,936

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  • Part Number : SN74AXC8T245PWR

  • Package/Case : TSSOP24

  • Brands : TI

  • Components Categories : Direction-controlled voltage translators

  • Datesheet : SN74AXC8T245PWR DataSheet (PDF)

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Overview of SN74AXC8T245PWR

The SN74AXC8T245PWR is an 8-bit dual-supply bus transceiver that features voltage-level translation and direction control functionalities. This IC is designed to provide bidirectional voltage translation between different logic voltage levels, making it ideal for mixed voltage systems and communication interfaces.

Pinout

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

  • VREFB: Reference voltage for B port
  • B1-B8: Bi-directional data bus B
  • GND: Ground connection
  • A1-A8: Bi-directional data bus A
  • VCCA: Voltage supply for port A
  • DIR: Direction control pin
  • OE(bar): Output enable input
  • DIR(bar): Direction control input (inverted)
  • VCCB: Voltage supply for port B

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the SN74AXC8T245PWR IC for a visual representation.

Key Features

  • Dual-Supply Voltage Translation: Enables voltage level translation between two different supply voltage domains.
  • Direction Control: Provides control over the direction of data flow, allowing flexible interfacing configurations.
  • Bi-Directional Data Transmission: Supports bidirectional data transfer between two connected systems.
  • High-Speed Operation: Offers fast switching speeds for efficient data transfer in mixed voltage systems.
  • Enable Functionality: Includes output enable pins for disabling the outputs when not in use.

Note: For detailed technical specifications, please refer to the SN74AXC8T245PWR datasheet.

Application

  • Mixed Voltage Systems: Ideal for interfacing components operating at different logic voltage levels.
  • System Integration: Suitable for building multi-voltage system architectures and communication interfaces.
  • Data Communication: Used in applications requiring voltage translation for bidirectional data exchange.

Functionality

The SN74AXC8T245PWR is a versatile dual-supply bus transceiver that facilitates seamless voltage level translation between different logic domains. It ensures reliable data communication and system integration in mixed voltage environments.

Usage Guide

  • Power Supply Connection: Connect VCCA (Pin 12) and VCCB (Pin 24) to the respective supply voltages for Port A and Port B.
  • Data Bus Configuration: Configure the direction control and output enable pins based on the desired data flow direction.
  • Bi-Directional Data Transfer: Utilize the A1-A8 and B1-B8 pins for bidirectional data transmission between connected systems.

Frequently Asked Questions

Q: What is the voltage translation range supported by the SN74AXC8T245PWR?
A: The SN74AXC8T245PWR supports voltage translation between 0.9V and 5.5V logic levels.

Q: Can the direction of data flow be controlled dynamically in real time?
A: Yes, the direction control pin (DIR) allows for dynamic control over the data flow direction as needed.

Equivalent

For similar functionalities, consider these alternatives to the SN74AXC8T245PWR:

  • TXB0108: A comparable 8-bit bidirectional voltage-level translator IC offering similar features and performance.
  • PCA9306: This dual bidirectional I2C and SMBus voltage-level translator provides voltage translation for mixed voltage systems.

SN74AXC8T245PWR

Specifications

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

Technology family AXC Applications RGMII
Bits (#) 8 High input voltage (min) (V) 0.455
High input voltage (max) (V) 3.6 Vout (min) (V) 0.65
Vout (max) (V) 3.6 Data rate (max) (MBps) 380
IOH (max) (mA) -12 IOL (max) (mA) 12
Supply current (max) (µA) 55 Features Output enable, Overvoltage tolerant inputs, Partial power down (Ioff), Vcc isolation
Input type Standard CMOS Output type 3-State, Balanced CMOS, Push-Pull
Rating Catalog Operating temperature range (°C) -40 to 125

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