SN74LXCH8T245RHLR

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SN74LXCH8T245RHLR

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IC TRANSLATION TXRX 5.5V 24-VQFN

  • FabricanteTexas Instruments

  • Peça do Fabricante #SN74LXCH8T245RHLR

  • Em Estoque6047

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Especificações

Atributo Valor
Series 74LXCH
Part Status Active
Logic Type Translation Transceiver
Number of Elements 1
Number of Bits per Element 8
Output Type 3-State
Current - Output High, Low 32mA, 32mA
Voltage - Supply 1.08V ~ 5.5V
Operating Temperature -40°C ~ 125°C (TA)
Mounting Type Surface Mount
Package / Case 24-VFQFN Exposed Pad
Supplier Device Package 24-VQFN (5.5x3.5)
Base Product Number 74LXCH8T245

Visão Geral

Description

The SN74LXCH8T245RHLR is an 8-bit dual-supply bus transceiver designed for high-speed data transfer between two different voltage domains. It supports both 3.3V and 5V logic levels, making it suitable for interfacing between devices with varying supply voltages. The device features an active low direction control (DIR) pin, allowing for easy switching between transmitting and receiving modes.
Key features include low propagation delay, high drive capability, and reduced power consumption, making it ideal for applications in communications and data processing. The transceiver also includes a 3-state output, enabling it to connect multiple devices on the same bus without signal interference.
The SN74LXCH8T245RHLR is packaged in a small footprint, which enhances its utility in space-constrained designs. With its robust performance and versatility, this device is commonly used in consumer electronics, automotive, and industrial applications.

Equivalent

The SN74LXCH8T245RHLR is a level shifter and bus transceiver. Equivalent products include:
1. 74LVC4245A - Dual voltage level translator
2. TXB0108 - 8-bit bidirectional voltage-level translator
3. TXS0108E - 8-channel bidirectional level shifter with auto-direction sensing
4. 74AHC245 - 8-bit transceiver with tri-state outputs
Always verify specifications and compatibility for your specific application.

Features

The SN74LXCH8T245RHLR is an 8-bit dual supply transceiver designed for level shifting and data transmission between different voltage domains. Key features include:
1. Dual Supply Operation: Supports VCCA (1.65V to 5.5V) and VCCB (1.65V to 5.5V) allowing for flexible interfacing between devices operating at different voltage levels.
2. Direction Control: Features a DIR pin that determines the direction of data flow (A to B or B to A).
3. 3-State Outputs: Provides 3-state outputs, enabling multiple devices to share the same bus without interference.
4. Low Power Consumption: Designed for low power operation, making it suitable for battery-powered applications.
5. High-Speed Performance: Capable of operating at high speeds, with data rates up to 110 Mbps.
6. TTL Compatible: Compatible with TTL logic levels ensuring easy integration with various digital systems.
7. Thermal Protection: Robust design with thermal protection enhancing reliability in various operating conditions.
This device is ideal for applications requiring level shifting between different logic circuits.

Pinout

The SN74LXCH8T245RHLR is an 8-bit dual-supply transceiver designed for high-speed data transmission. It has a total of 20 pins.
Pin Functions:
- A1-A8: Data input pins for the A side.
- B1-B8: Data output pins for the B side.
- DIR: Direction control pin to select data direction (A to B or B to A).
- GND: Ground connection.
- VCCA: Supply voltage for the A side (typically 3.3V).
- VCCB: Supply voltage for the B side (typically 5V).
- OE: Output enable pin to control the activation of the outputs.
This device supports logic-level translation and is used in applications requiring level shifting between different voltage domains.

Manufacturer

The SN74LXCH8T245RHLR is manufactured by Texas Instruments (TI), a prominent semiconductor company headquartered in Dallas, Texas. Founded in 1930, Texas Instruments specializes in designing and producing a wide range of semiconductor and various integrated circuits, including analog, digital signal processing, and embedded processing solutions.
TI serves various industries, including automotive, industrial, communications, and consumer electronics. They are well-known for their innovation in analog and embedded processing technology, contributing significantly to advancements in areas such as wireless communication, automotive electronics, and industrial automation.
The SN74LXCH8T245RHLR is a type of level shifter, specifically designed for high-speed signal transmission between different voltage levels, making it critical for applications in digital communication and interfacing between components operating at varying voltage standards. Texas Instruments is recognized for its commitment to quality, reliability, and extensive technical support, making it a trusted provider in the electronics industry.

Application

The SN74LXCH8T245RHLR is a high-speed level-shifting buffer/driver used primarily in digital circuits. Its application areas include:
1. I/O Level Translation: Connecting devices operating at different voltage levels (e.g., 3.3V to 5V).
2. Data Communication: Enhancing signal integrity in high-speed data transmission.
3. Microcontroller Interfaces: Facilitating communication between microcontrollers and peripherals with varying voltage levels.
4. Bus Systems: Supporting multi-channel environments like I2C or SPI where voltage compatibility is crucial.
5. Consumer Electronics: Used in devices that require reliable signal transmission across different voltage domains.
Overall, it ensures compatibility and enhances performance in mixed-voltage systems.

Package

The SN74LXCH8T245RHLR is packaged in a HTQFP (Thin Quad Flat Pack) type, specifically a 20-pin HTQFP package.

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