Overview
The AM26C31MDREP is a quadruple differential line driver produced by Texas Instruments. This device is designed to meet the requirements of TIA/EIA-422-B and ITU Recommendation V.11, making it suitable for various high-speed data transmission applications. It features BiCMOS circuitry, which reduces power consumption without compromising speed. The AM26C31MDREP is characterized for operation over an extended temperature range of –55°C to 125°C, making it reliable in harsh environments. It offers high output impedance in power-off conditions and provides 3-state outputs with high-current capability for driving balanced lines such as twisted-pair or parallel-wire transmission lines.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage Range (VCC) | -0.5 | - | 7 | V |
| Input Voltage Range (VI) | -0.5 | - | VCC + 0.5 | V |
| Differential Input Voltage Range (VID) | -14 | - | 14 | V |
| Output Voltage Range (VO) | -0.5 | - | 7 | V |
| High-Level Output Voltage (VOH) | 2.2 | 3.4 | - | V |
| Low-Level Output Voltage (VOL) | 0.2 | 0.4 | - | V |
| Differential Output Voltage Magnitude (|VOD|) | 2 | 3.1 | - | V |
| Propagation Delay Time (tPLH, tPHL) | - | 7 ns | - | ns |
| Pulse Distortion (tsk(p)) | - | 0.5 ns | - | ns |
| Supply Current (ICC) | - | 100 μA | - | μA |
| Operating Temperature Range | -55°C | - | 125°C | °C |
Key Features
- Meets or exceeds the requirements of TIA/EIA-422-B and ITU Recommendation V.11.
- Low power consumption, ICC = 100 μA typical.
- Operates from a single 5 V supply.
- High speed, tPLH = tPHL = 7 ns typical.
- Low pulse distortion, tsk(p) = 0.5 ns typical.
- High output impedance in power-off conditions.
- Improved replacement for AM26LS31.
- 3-state outputs with high-current capability for driving balanced lines.
- BiCMOS circuitry for reduced power consumption without sacrificing speed.
- Extended temperature performance of –55°C to 125°C.
Applications
- Chemical and gas sensors.
- Field transmitters: temperature sensors and pressure sensors.
- Military: radars and sonars.
- Motor control: brushless DC and brushed DC.
- Military and avionics imaging.
- Temperature sensors and controllers using Modbus).
Q & A
- What is the primary function of the AM26C31MDREP?
The AM26C31MDREP is a quadruple differential line driver designed to meet the requirements of TIA/EIA-422-B and ITU Recommendation V.11 for high-speed data transmission applications).
- What is the operating temperature range of the AM26C31MDREP?
The device operates over an extended temperature range of –55°C to 125°C).
- What is the typical supply current of the AM26C31MDREP?
The typical supply current (ICC) is 100 μA).
- What is the propagation delay time of the AM26C31MDREP?
The propagation delay time (tPLH, tPHL) is 7 ns typical).
- Does the AM26C31MDREP support 3-state outputs?
Yes, the device has 3-state outputs with high-current capability for driving balanced lines).
- What type of circuitry is used in the AM26C31MDREP?
The device uses BiCMOS circuitry to reduce power consumption without sacrificing speed).
- Is the AM26C31MDREP suitable for military applications?
Yes, it is qualified for military applications with a full military temperature range of –55°C to +125°C).
- What is the differential output voltage magnitude of the AM26C31MDREP?
The differential output voltage magnitude (|VOD|) is 2 to 3.1 V).
- Does the AM26C31MDREP have high output impedance in power-off conditions?
Yes, it provides high output impedance in power-off conditions).
- What are some common applications of the AM26C31MDREP?
Common applications include chemical and gas sensors, field transmitters, military radars and sonars, motor control, and avionics imaging).
