Overview
The TXB0108YS is an 8-bit bidirectional voltage-level translator produced by Texas Instruments. It is designed to facilitate seamless communication between devices operating at different voltage levels, making it an essential component in modern electronics. This device supports voltage translation between 1.2V to 3.6V on the A port and 1.65V to 5.5V on the B port, enabling compatibility across a wide range of voltage nodes. The TXB0108YS is particularly suited for applications requiring low-voltage bidirectional translation, such as interfacing between microcontrollers, sensors, and other peripherals. Its automatic direction sensing feature simplifies design and reduces complexity, making it a competitive choice for engineers and designers in the electronics industry.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Voltage Range (VCCA) | 1.2 to 3.6 | V | |
| Voltage Range (VCCB) | 1.65 to 5.5 | V | |
| Data Rate | 100 | Mbps | |
| Propagation Delay | 0.2 to 4 | ns | |
| Operating Temperature | -40 to +85 | °C | |
| Package | VQFN-20 | ||
| ESD Protection | 15 kV | ||
| Logic Type | Non-inverting | ||
| Output Current | 50 | mA | |
| Power Supply Current | ±60 nA, ±3.4 µA |
Key Features
- Supports bidirectional voltage translation between 1.2V to 3.6V and 1.65V to 5.5V.
- Automatic direction sensing eliminates the need for a direction control signal.
- High-speed data transfer up to 100 Mbps.
- Robust ESD protection up to 15 kV ensures reliability in harsh environments.
- Low power consumption with a power supply current of ±60 nA in standby mode.
- Compact VQFN-20 package for space-constrained applications.
Applications
The TXB0108YS is widely used in various applications, including:
- Industrial Automation: Facilitates communication between low-voltage sensors and higher-voltage control systems.
- Consumer Electronics: Enables seamless interfacing between devices with different voltage levels, such as smartphones and peripherals.
- Automotive Electronics: Supports voltage translation in automotive control units and infotainment systems.
- IoT Devices: Ideal for IoT applications where devices operate at varying voltage levels.
- Embedded Systems: Simplifies the design of embedded systems by providing reliable voltage translation.
Q & A
1. What is the voltage range supported by the TXB0108YS?
The A port supports 1.2V to 3.6V, while the B port supports 1.65V to 5.5V.
2. Does the TXB0108YS require a direction control signal?
No, it features automatic direction sensing, eliminating the need for a direction control signal.
3. What is the maximum data rate of the TXB0108YS?
The maximum data rate is 100 Mbps.
4. What is the operating temperature range of the TXB0108YS?
It operates between -40°C to +85°C.
5. Is the TXB0108YS suitable for high-speed applications?
Yes, it supports high-speed data transfer up to 100 Mbps.
6. What is the ESD protection level of the TXB0108YS?
It provides ESD protection up to 15 kV.
7. Can the TXB0108YS be used in automotive applications?
Yes, it is suitable for automotive electronics, including control units and infotainment systems.
8. What is the power consumption of the TXB0108YS?
It has a low power supply current of ±60 nA in standby mode.
9. What package does the TXB0108YS come in?
It is available in a compact VQFN-20 package.
10. Is the TXB0108YS RoHS compliant?
Yes, it is RoHS compliant, ensuring it meets environmental standards.
