Overview
The AM26LV31EIPWR is a low-voltage, high-speed quadruple differential line driver produced by Texas Instruments. This device is designed to meet the standards of TIA/EIA-422-B and ITU Recommendation V.11, with a reduced supply voltage. It operates from a single 3.3V power supply and is optimized for balanced-bus transmission at switching rates up to 32 MHz. The AM26LV31E features 3-state outputs and is characterized for operation over a temperature range of –40°C to +85°C, making it suitable for a variety of applications requiring high reliability and performance.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | TSSOP (PW) | - |
| Pins | 16 | - |
| Operating Temperature Range | -40 to 85 | °C |
| Power Supply Voltage | 3.3 | V |
| Switching Rates | Up to 32 | MHz |
| Propagation Delay Time | 8 | ns (typical) |
| Pulse Skew Time | 500 | ps (typical) |
| Output Drive Current | ±30 | mA |
| Rise and Fall Times | 5 | ns (typical) |
| Differential Output Voltage (100Ω load) | 2.6 | V (typical) |
| ESD Protection (HBM) | ±15 kV | - |
| ESD Protection (IEC61000-4-2, Contact Discharge) | ±8 kV | - |
| ESD Protection (IEC61000-4-2, Air-Gap Discharge) | ±15 kV | - |
Key Features
- Meets or exceeds standards TIA/EIA-422-B and ITU Recommendation V.11
- Operates from a single 3.3V power supply
- ESD protection for RS422 bus pins: ±15-kV Human-Body Model (HBM), ±8-kV IEC61000-4-2 Contact Discharge, and ±15-kV IEC61000-4-2 Air-Gap Discharge
- Switching rates up to 32 MHz
- Propagation delay time: 8 ns typical
- Pulse skew time: 500 ps typical
- High output-drive current: ±30 mA
- Controlled rise and fall times: 5 ns typical
- Differential output voltage with 100Ω load: 2.6 V typical
- Accepts 5-V logic inputs with a 3.3-V supply
- Ioff supports partial-power-down mode operation
- Driver output short-protection circuit
- Glitch-free power-up and power-down protection
- Package options: SO, SOIC, TSSOP, VQFN
Applications
- Motor Drives
- Space Avionics and Defense
- Medical Healthcare and Fitness
- Wireless Infrastructure
- Factory Automation and Control
Q & A
- What is the operating voltage of the AM26LV31EIPWR?
The AM26LV31EIPWR operates from a single 3.3V power supply.
- What are the switching rates of the AM26LV31EIPWR?
The device supports switching rates up to 32 MHz.
- What is the propagation delay time of the AM26LV31EIPWR?
The propagation delay time is 8 ns typical.
- What is the ESD protection level of the AM26LV31EIPWR?
The device has ±15-kV ESD protection (HBM and IEC61000-4-2, Air-Gap Discharge) and ±8-kV ESD protection (IEC61000-4-2, Contact Discharge).
- Can the AM26LV31EIPWR accept 5V logic inputs?
Yes, the device can accept 5-V logic inputs with a 3.3-V supply.
- What is the output drive current of the AM26LV31EIPWR?
The output drive current is ±30 mA.
- Does the AM26LV31EIPWR support partial-power-down mode operation?
Yes, the device supports partial-power-down mode operation through Ioff.
- What are the package options for the AM26LV31EIPWR?
The device is available in SO, SOIC, TSSOP, and VQFN packages.
- What is the operating temperature range of the AM26LV31EIPWR?
The device is characterized for operation from –40°C to +85°C.
- Does the AM26LV31EIPWR have glitch-free power-up and power-down protection?
Yes, the device features glitch-free power-up and power-down protection.
- What are some typical applications of the AM26LV31EIPWR?
The device is used in motor drives, space avionics and defense, medical healthcare and fitness, wireless infrastructure, and factory automation and control.
