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TXB0108PW
+BOMTexas Instruments
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ManufacturerTexas Instruments
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Mfr. Part #TXB0108PW
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In Stock7208
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Specifications
| Attribute | Value |
Overview
Description
One of the key features of the TXB0108PW is its ability to detect the direction of signal flow automatically without the need for a direction control signal. It supports data rates up to 100 Mbps for push-pull applications and 2 Mbps for open-drain applications. The device is housed in a TSSOP-20 package, making it suitable for space-constrained designs.
The TXB0108PW's high-impedance I/Os contribute to low power consumption, while its integrated pull-up resistors simplify circuit design. It is commonly used in consumer electronics, computing, and industrial applications to ensure seamless communication between components operating at different voltage levels.
Equivalent
1. NXP Semiconductor's NVT2008: Another 8-bit bidirectional level translator.
2. ON Semiconductor's FXMA108: Offers similar bidirectional voltage level shifting.
3. Maxim Integrated's MAX3378: Provides similar voltage translation for applications requiring bidirectional level shifting.
4. Fairchild/ON Semiconductor's FXL8T245: Another alternative for level translation needs.
When choosing an equivalent, ensure compatibility in terms of voltage levels, data rate, and package type.
Features
1. Bidirectional Translation: Automatically senses the direction of the signal flow and adjusts accordingly without needing a direction-control signal.
2. Voltage Range: Supports voltage levels from 1.2 V to 3.6 V on A ports and 1.65 V to 5.5 V on B ports, offering wide compatibility with various power supplies.
3. High-Speed Operation: Designed for high-speed applications with support for data rates up to 100 Mbps for push-pull applications, making it suitable for high-frequency communication systems.
4. Auto Direction Sensing: Simplifies the design by eliminating the need for a direction-control pin, automatically detecting signal directions.
5. Partial Power-Down: Includes features for partial power-down applications, ensuring that the device does not load the bus when the device is powered down.
6. Small Package: Available in space-saving packages like TSSOP, making it ideal for compact designs.
These features make the TXB0108PW versatile for use in various applications, including portable devices, telecommunications, and data communication systems.
Pinout
Key functions and features include:
1. Bi-directional Level Shifting: It supports automatic direction sensing for up to 8 channels.
2. Voltage Range: Allows translation between two voltage levels, which can be useful for interfacing newer microcontrollers with older peripherals.
3. High-Speed Operation: Designed for high-speed applications, supporting data rates up to 100 Mbps.
4. Auto-Detection of Signal Direction: The device does not require a direction-control signal.
5. Power Supply: It requires two supply voltages, one for each side of the voltage translation.
Its compact TSSOP-20 package makes it suitable for designs where space is a constraint. The TXB0108PW is widely used in applications like smartphones, tablets, and other mixed-voltage data transfer systems.
Manufacturer
Application
1. Microcontroller Interfacing: Allows seamless communication between devices operating at different voltages.
2. I2C and SPI Communication: Facilitates level shifting for these serial communication protocols.
3. Mobile Devices: Supports interfacing logic in smartphones and tablets.
4. Consumer Electronics: Used in TVs, gaming consoles, and other electronic devices requiring multiple voltage domains.
5. Embedded Systems: Integrates into systems requiring mixed-voltage communication like robotics and IoT devices.
6. FPGA Interfacing: Helps in interfacing FPGAs with other low-voltage components.
These applications leverage the TXB0108PW's ability to handle bidirectional voltage translation efficiently.