Overview
The TXS0108ERGYR, produced by Texas Instruments, is an advanced 8-bit bidirectional voltage-level shifter designed for use in mixed-voltage digital systems. This device is particularly useful in scenarios where components operate at different voltage levels, ensuring seamless communication and data transfer between them. The TXS0108ERGYR supports a wide range of voltage levels, from 1.4V to 3.6V on the A port and from 1.65V to 5.5V on the B port, making it highly versatile for various applications.
Key Specifications
| Attribute | Value |
|---|---|
| Package | VQFN-20 (RGY) |
| Pins | 20 |
| Operating Temperature Range | -40°C to 85°C |
| Power Supply Voltage Range (A Port) | 1.4V to 3.6V |
| Power Supply Voltage Range (B Port) | 1.65V to 5.5V |
| Maximum Data Rate (Push-Pull) | 110 Mbps |
| Maximum Data Rate (Open Drain) | 1.2 Mbps |
| Propagation Delay Time | 312 ns |
| High-Level Output Current | 50 mA |
| ESD Protection (A Port) | 2000 V Human Body Model, 150 V Machine Model, 1000 V Charged-Device Model |
| ESD Protection (B Port) | ±8kV Contact Discharge, ±6kV Air Discharge |
Key Features
- No direction-control signal needed.
- No power-supply sequencing required – either VCCA or VCCB can be ramped first.
- Latch-up performance exceeds 100mA per JESD 78, class II.
- Robust ESD protection: 2000 V Human Body Model, 150 V Machine Model, and 1000 V Charged-Device Model on the A port; ±8kV Contact Discharge and ±6kV Air Discharge on the B port.
- High-speed data rate capability: up to 110 Mbps for push-pull and 1.2 Mbps for open-drain configurations.
- Supports high-level output current of 50 mA, suitable for driving larger capacitive loads or longer trace lines.
- Compact VQFN-20 package for efficient heat dissipation and mechanical stability.
Applications
The TXS0108ERGYR is integral to various electronic systems where different voltage levels are present. It is particularly useful in:
- Consumer electronics such as smartphones, tablets, and modern TVs, where it ensures smooth communication between components operating at different voltages.
- Laptops and digital cameras, where it aids in bridging voltage differences and preserving data signal integrity.
- Networking equipment and complex embedded systems, where high-speed data transmission is crucial.
- Automotive electronics and handheld devices, where it operates reliably across a wide temperature range.
Q & A
- What is the primary function of the TXS0108ERGYR?
The TXS0108ERGYR is an 8-bit bidirectional voltage-level shifter designed to facilitate communication between components operating at different voltage levels. - What are the supported voltage ranges for the A and B ports?
The A port supports voltages from 1.4V to 3.6V, and the B port supports voltages from 1.65V to 5.5V. - What is the maximum data rate for push-pull and open-drain configurations?
The maximum data rate is 110 Mbps for push-pull and 1.2 Mbps for open-drain configurations. - Does the TXS0108ERGYR require power-supply sequencing?
No, either VCCA or VCCB can be ramped first without any sequencing requirement. - What is the propagation delay time of the TXS0108ERGYR?
The propagation delay time is 312 ns. - What kind of ESD protection does the TXS0108ERGYR offer?
The device offers robust ESD protection, including 2000 V Human Body Model, 150 V Machine Model, and 1000 V Charged-Device Model on the A port, and ±8kV Contact Discharge and ±6kV Air Discharge on the B port. - In what package is the TXS0108ERGYR available?
The device is available in a 20-pin VQFN (RGY) package. - What is the operating temperature range of the TXS0108ERGYR?
The operating temperature range is -40°C to 85°C. - What is the high-level output current capability of the TXS0108ERGYR?
The device can support a high-level output current of 50 mA. - Who is the manufacturer of the TXS0108ERGYR?
The TXS0108ERGYR is manufactured by Texas Instruments.
