Overview
The TXB0101DBVTG4, produced by Texas Instruments, is a 1-bit bidirectional level-shifting and voltage translator. This component is designed to facilitate communication between two different voltage domains, making it an essential tool in various electronic systems. It is available in several package options, including SOT-23, SC70, SOT, and DSBGA, offering flexibility in design and implementation.
The device supports a wide range of supply voltages: 1.2 V to 3.6 V on the A port and 1.65 V to 5.5 V on the B port, with the condition that VCCA must be less than or equal to VCCB and not exceed 3.6 V. This versatility allows it to be used in a variety of applications where voltage translation is necessary.
Key Specifications
| Parameter | Min | Max | Unit |
|---|---|---|---|
| VCCA (Supply Voltage A) | 1.2 | 3.6 | V |
| VCCB (Supply Voltage B) | 1.65 | 5.5 | V |
| Input Voltage (VI) | -0.5 | 6.5 | V |
| Output Voltage (VO) | -0.5 | VCCI + 0.5 | V |
| Continuous Output Current (IO) | -50 | 50 | mA |
| Operating Free-Air Temperature (TA) | -40 | 85 | °C |
| Maximum Junction Temperature (TJMAX) | 150 | °C | |
| Data Rate (Typical) | 20 | 100 | Mbps |
Key Features
- Bidirectional Level-Shifting: The TXB0101DBVTG4 can translate signals in both directions between two different voltage domains.
- Wide Voltage Range: Supports supply voltages from 1.2 V to 3.6 V on the A port and 1.65 V to 5.5 V on the B port.
- Low Power Consumption: Low static and dynamic power consumption, making it suitable for power-sensitive applications.
- High Data Rate: Supports data rates up to 100 Mbps, depending on the supply voltage.
- 3-State Output Enable: The OE pin allows the outputs to be placed in a high-impedance state.
- Compact Packages: Available in SOT-23, SC70, SOT, and DSBGA packages, offering design flexibility.
Applications
- Mixed Voltage Systems: Ideal for systems where different components operate at different voltage levels.
- Microcontrollers and Processors: Used to interface microcontrollers or processors with peripherals operating at different voltages.
- Communication Interfaces: Suitable for I2C, SPI, and other communication interfaces that require voltage translation.
- Industrial and Automotive Systems: Can be used in various industrial and automotive applications where voltage translation is necessary.
Q & A
- What is the primary function of the TXB0101DBVTG4?
The primary function is to perform bidirectional level-shifting and voltage translation between two different voltage domains.
- What are the supported supply voltage ranges for the A and B ports?
The A port supports 1.2 V to 3.6 V, and the B port supports 1.65 V to 5.5 V.
- What is the maximum data rate supported by the TXB0101DBVTG4?
The maximum data rate is up to 100 Mbps, depending on the supply voltage.
- What is the purpose of the OE pin?
The OE pin is used to place the outputs in a high-impedance state when pulled low.
- What are the available package options for the TXB0101DBVTG4?
The component is available in SOT-23, SC70, SOT, and DSBGA packages.
- What is the operating temperature range of the TXB0101DBVTG4?
The operating temperature range is from -40°C to 85°C.
- What is the maximum junction temperature of the TXB0101DBVTG4?
The maximum junction temperature is 150°C.
- Can the TXB0101DBVTG4 be used in safety-critical applications?
No, it is not recommended for use in safety-critical applications without proper evaluation and validation.
- How does the TXB0101DBVTG4 handle input and output capacitance?
The device has specified input and output capacitance values that vary with the supply voltage, as detailed in the datasheet.
- What are some common applications of the TXB0101DBVTG4?
Common applications include mixed voltage systems, microcontrollers and processors, communication interfaces, and industrial and automotive systems.
