Overview
The AM26LV31EIDRG4, produced by Texas Instruments, is a quadruple differential line driver with 3-state outputs. This device is designed to meet or exceed the standards of TIA/EIA-422-B and ITU Recommendation V.11, making it suitable for high-speed balanced-bus transmission. It operates from a single 3.3V power supply and is optimized for switching rates up to 32MHz. The AM26LV31E features high current capability for driving balanced lines, such as twisted-pair transmission lines, and provides a high impedance in the power-off condition. The device is characterized for operation from –40°C to +85°C, making it versatile for various industrial and commercial applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 3.3 | V |
| Switching Rates | Up to 32 | MHz |
| Propagation Delay Time | 8 | ns |
| Pulse Skew Time | 500 | ps |
| Output Drive Current | ±30 | mA |
| ESD Protection (HBM) | ±15kV | |
| ESD Protection (IEC61000-4-2, Contact Discharge) | ±8kV | |
| ESD Protection (IEC61000-4-2, Air-Gap Discharge) | ±15kV | |
| Operating Temperature Range | –40 to +85 | °C |
| Package Types | SOIC (D), SO (NS), TSSOP (PW), VQFN (RGY) |
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: ±15kV HBM, ±8kV IEC61000-4-2 Contact Discharge, and ±15kV IEC61000-4-2 Air-Gap Discharge
- Switching rates up to 32MHz
- Propagation delay time: 8ns typical
- Pulse skew time: 500ps typical
- High output-drive current: ±30mA
- Controlled rise and fall times: 5ns typical
- Differential output voltage with 100Ω load: 2.6V typical
- Accepts 5V logic inputs with a 3.3V supply
- Integrated active high and active low enables for precise control
Applications
- Medical healthcare and fitness devices
- Wireless infrastructure
- Factory automation and control systems
- High-speed data transmission systems
- Industrial control and automation
Q & A
- What is the operating voltage of the AM26LV31E?
The AM26LV31E operates from a single 3.3V power supply.
- What are the switching rates of the AM26LV31E?
The AM26LV31E supports switching rates up to 32MHz.
- What is the propagation delay time of the AM26LV31E?
The propagation delay time is typically 8ns.
- What is the ESD protection level of the AM26LV31E?
The device has ±15kV ESD protection for HBM and IEC61000-4-2 Air-Gap Discharge, and ±8kV for IEC61000-4-2 Contact Discharge.
- What are the package options for the AM26LV31E?
The device is available in SOIC (D), SO (NS), TSSOP (PW), and VQFN (RGY) packages.
- What is the operating temperature range of the AM26LV31E?
The device operates from –40°C to +85°C.
- Can the AM26LV31E accept 5V logic inputs?
- What are the typical applications of the AM26LV31E?
The device is used in medical healthcare and fitness devices, wireless infrastructure, factory automation, and high-speed data transmission systems.
- Does the AM26LV31E have integrated enable functions?
- What is the output drive current capability of the AM26LV31E?
The device can drive outputs with a current capability of ±30mA.
