74AVCH8T245PW

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74AVCH8T245PW

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  • 製造商Nexperia

  • 製造商部分 #74AVCH8T245PW

  • 有存貨9667

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規格

屬性 價值
Brand Nexperia
ProductType Bus Transceivers
Subcategory Logic ICs
LogicFamily AVCH

概述

Description

The 74AVCH8T245PW is an octal transceiver that facilitates bidirectional data transmission between two buses. It operates at a voltage range of 1.2V to 3.6V, making it suitable for low-voltage applications. The device features a high-speed, low-power CMOS technology, ensuring efficient performance while minimizing energy consumption.
With eight data inputs and outputs, the 74AVCH8T245PW supports multiplexed data lines, enabling seamless communication in both directions. The transceiver includes adjustable output drive strengths, which can be configured to suit specific load requirements, enhancing flexibility in design.
Controlled by an active low direction control pin (DIR), the device allows the user to set the data flow direction easily. It also includes an enable pin (OE) to disable the bus, preventing unwanted data transmission when not needed.
Its small packaging and robust performance make the 74AVCH8T245PW ideal for applications in telecommunications, consumer electronics, and other digital systems requiring reliable data transfer.

Equivalent

Equivalent products to the 74AVCH8T245PW chip include the 74LVC8T245, 74AHCT8T245, and 74LVCH8T245. These chips serve similar functions in level shifting and bus transceivers, maintaining compatibility with various voltage levels and operating conditions. Always check the specific datasheets for detailed specifications and pin configurations before substituting.

Features

The 74AVCH8T245PW is an octal transceiver designed for high-speed data transmission. Key features include:
1. Dual Supply Operation: Allows operation from different voltage levels on the A and B ports, supporting 1.2V to 3.6V.
2. Bidirectional Data Flow: Facilitates data transfer in both directions between the A and B ports, making it ideal for bus systems.
3. High-Speed Performance: Operating at up to 300 Mbps, it is suitable for high-speed applications.
4. Low Power Consumption: Designed for minimal power usage, enhancing battery life in portable devices.
5. 3-State Outputs: The outputs can be placed in a high-impedance state, allowing multiple devices to share the same bus.
6. Input/Output Hysteresis: Provides improved noise immunity for reliable operation in noisy environments.
7. LVCMOS Compatible: Compatible with various logic levels, ensuring versatility in different circuit designs.
These features make the 74AVCH8T245PW suitable for applications in telecommunications, computing, and industrial systems.

Pinout

The 74AVCH8T245PW is an 8-bit dual supply voltage level shifter and transceiver. It features a total of 20 pins.
Pin Functions:
- A1-A8: Data inputs from the lower voltage side (I/O).
- B1-B8: Data outputs to the higher voltage side (I/O).
- DIR: Direction control pin to select data flow (A to B or B to A).
- OE: Output enable pin to activate or deactivate the outputs (active low).
- VCCA: Supply voltage for the lower voltage side.
- VCCB: Supply voltage for the higher voltage side.
- GND: Ground reference for both sides.
This device is used to interface different voltage levels, facilitating communication between components operating at different logic levels.

Manufacturer

The manufacturer of the 74AVCH8T245PW is Texas Instruments (TI). Texas Instruments is a global semiconductor design and manufacturing company, well-known for its production of analog electronics, digital signal processors, and microcontrollers. Founded in 1930, TI has a diverse portfolio that serves various industries, including automotive, industrial, communications, and consumer electronics. The company is particularly recognized for its innovations in integrated circuits and is a leading player in the semiconductor industry. TI focuses on providing high-performance solutions that enhance technology across a wide range of applications, from simple components to complex systems.

Application

The 74AVCH8T245PW is an 8-bit bi-directional transceiver designed for high-speed data communication. Its primary application areas include:
1. Level Shifting: Facilitating communication between devices operating at different voltage levels.
2. Bus Interfaces: Connecting microcontrollers, FPGAs, or other digital devices in parallel data bus configurations.
3. Memory Interfaces: Managing data transfer between memory devices and processors.
4. Data Communication: Enabling reliable data transmission in various electronic systems, including consumer electronics and industrial automation.
5. Signal Conditioning: Enhancing signal integrity in high-speed digital circuits.
Overall, it is widely used in digital circuitry for efficient data management and transfer.

Package

The 74AVCH8T245PW is packaged in a TSSOP (Thin Shrink Small Outline Package) format, specifically with 20 pins.

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