Overview
The DS26LV31TM/NOPB is a high-speed quad differential CMOS driver produced by Texas Instruments. This device is designed to meet the requirements of both TIA/EIA-422-B and ITU-T V.11 standards, making it suitable for a wide range of communication applications. The DS26LV31TM/NOPB features low power consumption, enhanced ESD protection, and compatibility with low voltage LVTTL and LVCMOS devices. It is available in SOIC packaging and is ideal for battery-powered and power-conscious applications.
Key Specifications
| Parameter | Min | Max | Units | |
|---|---|---|---|---|
| Supply Voltage (VCC) | 3.0 | 3.3 | 3.6 | V |
| Operating Free Air Temperature Range (TA) | -40 | - | +85 | °C |
| Output Differential Voltage (VOD1) @ RL = ∞ | 3.3 | 4 | - | V |
| Output Differential Voltage (VOD2) @ RL = 100Ω | 2 | 2.6 | - | V |
| Differential Propagation Delay (tPHLD) | 6 | 10.5 | 16 | ns |
| Differential Transition Time (tTLH) | 4.2 | 10 | - | ns |
| Maximum Operating Frequency | - | - | 32 | MHz |
| ESD Protection on Driver Outputs | - | - | ≥7 kV | - |
Key Features
- Meets TIA/EIA-422-B and ITU-T V.11 standards
- Low power design: 330 μW @ 3.3V static
- Enhanced ESD protection: ≥7 kV on cable I/O pins (HBM)
- Interoperable with existing 5V RS-422 networks
- Pin compatible with DS26C31
- Industrial and Military temperature range
- Available in SOIC and Cerpack packaging
- Guaranteed VOD of 2V min over operating conditions
- Balanced output crossover for low EMI
- EN and EN* inputs for active Low or active High control of TRI-STATE outputs
Applications
The DS26LV31TM/NOPB is suitable for various communication and industrial applications, including:
- Battery-powered devices due to its low power consumption
- Industrial automation and control systems
- Telecommunication equipment
- Data acquisition and monitoring systems
- Military and aerospace applications due to its military temperature range and compliance with relevant standards
Q & A
- What are the main standards that the DS26LV31TM/NOPB complies with?
The DS26LV31TM/NOPB complies with TIA/EIA-422-B and ITU-T V.11 standards.
- What is the typical power consumption of the DS26LV31TM/NOPB?
The typical power consumption is 330 μW at 3.3V static.
- What is the ESD protection level of the DS26LV31TM/NOPB?
The device has an ESD protection level of ≥7 kV on cable I/O pins (HBM).
- Is the DS26LV31TM/NOPB compatible with existing 5V RS-422 networks?
- What are the operating temperature ranges for the DS26LV31TM/NOPB?
The operating temperature range is -40°C to +85°C for industrial and -55°C to +125°C for military versions.
- What types of packaging are available for the DS26LV31TM/NOPB?
The device is available in SOIC and Cerpack packaging.
- How is the output controlled in the DS26LV31TM/NOPB?
The outputs can be controlled using EN and EN* inputs for active Low or active High control of TRI-STATE outputs.
- What is the maximum operating frequency of the DS26LV31TM/NOPB?
The maximum operating frequency is 32 MHz.
- Does the DS26LV31TM/NOPB have built-in ESD protection for other pins besides the driver outputs?
- What are the recommended power decoupling recommendations for the DS26LV31TM/NOPB?
Bypass caps (0.1 μF in parallel with 0.01 μF) at the power supply pin and a 10 μF or greater solid tantalum or electrolytic at the power entry point on the PCB are recommended.
