Overview
The TXB0304RUTR, manufactured by Texas Instruments, is a 4-bit bidirectional auto-direction sensing voltage level translator. This device is designed to facilitate level-translation applications, enabling the interfacing of devices or systems operating at different interface voltages. It supports a fully symmetric voltage range of 0.9V to 3.6V, making it versatile for various logic level translation needs.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| VCCA, VCCB | 0.9 | - | 3.6 | V |
| VOHA (High-level output voltage) | - | 0.9 x VCCA | - | V |
| VOLA (Low-level output voltage) | - | 0.1 x VCCA | - | V |
| Package Type | - | - | UQFN-12 | - |
| Body Size | - | - | 2.00 mm × 1.70 mm | - |
| RθJA (Junction-to-ambient thermal resistance) | - | - | 116.4 | °C/W |
Key Features
- Bidirectional Auto-direction Sensing: Automatically detects the direction of data flow, eliminating the need for explicit direction control.
- Fully Symmetric Voltage Range: Supports voltage translation between 0.9V and 3.6V, making it suitable for a wide range of logic level translation applications.
- Low Power Consumption: Features partial-power-down capability with Ioff circuitry to prevent damaging current backflow when the device is powered down.
- High Impedance State: The OE input can disable the device, placing all I/Os in a high-impedance state.
- Compact Package: Available in a UQFN-12 package with a body size of 2.00 mm × 1.70 mm.
Applications
The TXB0304RUTR is ideal for various applications requiring level translation between different voltage domains. These include:
- Interface Translation: Translating logic levels between devices or systems operating at different voltages.
- Embedded Systems: Used in embedded systems where different components may operate at different voltage levels.
- Industrial Automation: Suitable for industrial automation systems that require reliable and efficient voltage level translation.
- Consumer Electronics: Applied in consumer electronics to ensure compatibility between different voltage-level components.
Q & A
- What is the primary function of the TXB0304RUTR?
The primary function of the TXB0304RUTR is to perform bidirectional voltage level translation between devices or systems operating at different interface voltages.
- What is the supported voltage range for the TXB0304RUTR?
The TXB0304RUTR supports a fully symmetric voltage range of 0.9V to 3.6V.
- What package types are available for the TXB0304RUTR?
The TXB0304RUTR is available in a UQFN-12 package.
- How does the TXB0304RUTR handle power-down scenarios?
The TXB0304RUTR features Ioff circuitry that disables the outputs and prevents damaging current backflow when the device is powered down.
- What is the purpose of the OE input in the TXB0304RUTR?
The OE input is used to disable the device by setting it to a low state, which places all I/Os in a high-impedance state.
- Can the TXB0304RUTR handle open-drain signal translation?
No, the TXB0304RUTR is designed for push-pull CMOS logic outputs. For open-drain signal translation, refer to TI's TXS010X products.
- What are the thermal characteristics of the TXB0304RUTR?
The TXB0304RUTR has a junction-to-ambient thermal resistance (RθJA) of 116.4 °C/W.
- What is the body size of the UQFN-12 package for the TXB0304RUTR?
The body size of the UQFN-12 package is 2.00 mm × 1.70 mm.
- What are some common applications for the TXB0304RUTR?
Common applications include interface translation, embedded systems, industrial automation, and consumer electronics.
- Where can I find CAD models and footprints for the TXB0304RUTR?
CAD models, symbols, and footprints for the TXB0304RUTR are available on platforms like SnapEDA and TI.com.
