SN74LVC8T245RHLR

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SN74LVC8T245RHLR

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IC TRANSLATION TXRX 5.5V 24VQFN

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Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
Series 74LVC
ProductStatus Active
LogicType Translation Transceiver
NumberofElements 2
NumberofBitsperElement 8
OutputType 3-State
Current-OutputHighLow 32mA, 32mA
Voltage-Supply 1.65V ~ 5.5V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 24-VFQFN Exposed Pad

Übersicht

Description

The SN74LVC8T245RHLR is an 8-bit dual-supply bus transceiver from Texas Instruments. It is designed for asynchronous communication between data buses, supporting bidirectional data transfer. The device can operate across a wide voltage range, with VCCA ranging from 1.65V to 5.5V and VCCB from 1.65V to 5.5V, making it suitable for translating between different logic levels. This feature is particularly useful in mixed-signal applications.
The transceiver includes two separate supply rails, allowing it to perform voltage level translation. It also features a direction-control input (DIR) to manage the data flow direction and an output-enable (OE) input to disable the outputs, which reduces the power consumption when not in use. The device offers high-speed operation with low power dissipation, making it efficient for various applications.
Additionally, the SN74LVC8T245RHLR is capable of driving ±12-mA output current at 3.3V, ensuring robust signal integrity. It is housed in a small package, making it suitable for space-constrained applications in consumer electronics, computing, and industrial devices.

Equivalent

The SN74LVC8T245RHLR is an 8-bit bidirectional voltage level translator. Equivalent products include:
1. 74LVC8T245 by Nexperia
2. FXMA2102 by ON Semiconductor
3. GTL2010 by NXP
4. TXS0108E by Texas Instruments
5. MAX13050 by Maxim Integrated
These alternatives offer similar voltage level translation capabilities across different manufacturers. Always verify the specifications to ensure compatibility with your application.

Features

The SN74LVC8T245RHLR is an 8-bit dual-supply bus transceiver with configurable voltage translation and 3-state outputs. Key features include:
1. Voltage Translation: Supports dual-supply operation with VCCA ranging from 1.4V to 3.6V and VCCB from 1.4V to 5.5V, allowing for bidirectional voltage level translation.
2. 8-Bit Transceiver: It facilitates communication between buses of different operating voltages.
3. 3-State Outputs: Provides high-impedance state to effectively disconnect the bus and prevent contention.
4. Direction and Output Control: Features DIR and OE pins for controlling the data direction and enabling/disabling outputs.
5. Low Power Consumption: Incorporates features like partial power-down mode and power-off protection circuitry.
6. High-Speed Operation: Designed for high-speed data transmission, supporting up to 100 Mbps.
7. Compact Package: Available in a small VQFN package, enhancing space efficiency.
8. Robust Design: Offers over-voltage tolerance on inputs and outputs, increasing reliability.
These features make the SN74LVC8T245RHLR suitable for a wide range of applications requiring efficient voltage level translation and high-speed data interfacing.

Pinout

The SN74LVC8T245RHLR is a dual-supply bus transceiver with configurable voltage-level shifting and 3-state outputs. It comes in a VQFN package with a pin count of 24. This device is designed for asynchronous communication between two buses, allowing for data transmission while also providing voltage level translation between different voltage nodes.
Key features include:
- Dual-supply operation, allowing different voltage levels on each side of the device.
- Data flow is controlled by the direction-control (DIR) input and the output-enable (OE) input.
- When OE is low, the device is enabled for operation; when OE is high, the outputs are in a high-impedance state.
- DIR determines the direction of data flow; high for A-to-B, and low for B-to-A.
The device is commonly used in applications where voltage-level translation between high-speed data buses is required, supporting mixed-mode signal operation in systems.

Manufacturer

The SN74LVC8T245RHLR is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits. The company is one of the largest semiconductor manufacturers in the world and is primarily known for its analog chips, digital signal processors, microcontrollers, and other electronic components used in a wide array of electronic applications. TI serves industries such as automotive, industrial, personal electronics, communications equipment, enterprise systems, and more, providing essential components for digital processing, power management, and signal conditioning.

Application

The SN74LVC8T245RHLR is an 8-bit bus transceiver with configurable voltage translation, primarily used in digital circuit applications. Key application areas include interfacing between different voltage levels in mixed-signal environments, level shifting, and data bus communication between microcontrollers, microprocessors, and peripheral devices. It is commonly found in consumer electronics, computing devices, communication systems, and industrial automation for reliable bidirectional data transfer. The device is suitable for use in systems where space and power efficiency are critical due to its small package size and low power consumption.

Package

The SN74LVC8T245RHLR is housed in a VQFN (Very Thin Quad Flat No-Lead) package, specifically with a 24-pin configuration. This compact package is designed for surface-mount technology, providing efficient performance in a small form factor, suitable for applications requiring level translation and bus transceiver functions.

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