Overview
The TXS0102-Q1, produced by Texas Instruments, is a 2-bit bidirectional voltage-level translator designed for use in various electronic systems, particularly in automotive applications. This device is AEC-Q100 qualified, ensuring it meets stringent automotive standards. It operates over a wide temperature range of –40°C to +125°C and supports voltage translation between different logic levels without the need for a direction-control signal. The TXS0102-Q1 is versatile, supporting both open-drain and push-pull configurations, making it suitable for a variety of communication protocols such as I2C and 1-Wire.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Temperature Range | –40 to +125 | °C |
| VCCA Voltage Range | 1.65 to 3.6 | V |
| VCCB Voltage Range | 2.3 to 5.5 | V |
| Maximum Data Rate (Push-Pull) | 24 | Mbps |
| Maximum Data Rate (Open-Drain) | 2 | Mbps |
| ESD Protection (Human-Body Model) | 2500 V (A Port), 8 kV (B Port) | V |
| ESD Protection (Charged-Device Model) | 750 V | V |
| Junction Temperature | 150 | °C |
| Package Type | VSSOP (8 pins) | |
| Package Size | 2.30 mm × 2.00 mm |
Key Features
- No direction-control signal required for data flow.
- Supports both open-drain and push-pull output configurations.
- Auto-direction sensing for bidirectional translation.
- Integrated 10-kΩ pullup resistors for open-drain applications.
- Edge-rate accelerators (one-shots) to improve data rates.
- No power-supply sequencing required; VCCA or VCCB can be ramped first.
- AEC-Q100 qualified for automotive applications.
- ESD protection per JESD 22 standards.
Applications
- Automotive Infotainment Systems.
- Advanced Driver-Assistance Systems (ADAS).
- Voltage-level translation between main processor and peripheral modules.
- I2C or 1-Wire voltage-level translation.
Q & A
- What is the operating temperature range of the TXS0102-Q1?
The operating temperature range is –40°C to +125°C. - What are the voltage ranges for VCCA and VCCB?
VCCA ranges from 1.65 V to 3.6 V, and VCCB ranges from 2.3 V to 5.5 V. - What are the maximum data rates for push-pull and open-drain configurations?
The maximum data rate for push-pull is 24 Mbps, and for open-drain, it is 2 Mbps. - Does the TXS0102-Q1 require a direction-control signal?
No, it does not require a direction-control signal for data flow. - What type of ESD protection does the TXS0102-Q1 offer?
The device offers ESD protection per JESD 22 standards, with 2500 V (A Port) and 8 kV (B Port) for Human-Body Model, and 750 V for Charged-Device Model. - What is the package type and size of the TXS0102-Q1?
The package type is VSSOP (8 pins), and the size is 2.30 mm × 2.00 mm. - What are some common applications of the TXS0102-Q1?
Common applications include automotive infotainment systems, ADAS, voltage-level translation between main processor and peripheral modules, and I2C or 1-Wire voltage-level translation. - Is the TXS0102-Q1 AEC-Q100 qualified?
- Does the TXS0102-Q1 have integrated pullup resistors?
- What is the significance of edge-rate accelerators in the TXS0102-Q1?
The edge-rate accelerators (one-shots) improve the overall data rate by detecting and accelerating rising edges on the A or B ports. - Does the TXS0102-Q1 have integrated pullup resistors?
