Overview
The AM26C31IPWR 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. The AM26C31 features complementary outputs and is capable of driving balanced lines such as twisted-pair or parallel-wire transmission lines. It operates from a single 5V supply and is known for its low power consumption and high speed, with propagation delays of 7ns typical. The device also provides high output impedance in power-off conditions and is available in various temperature ranges, including automotive and military grades.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage Range | -0.5 | 5 | 7 | V |
| Operating Temperature Range | -40 | 85 | °C (AM26C31I) | |
| Operating Temperature Range (Automotive) | -40 | 125 | °C (AM26C31Q) | |
| Propagation Delay (tPLH, tPHL) | 7 | ns | ||
| Pulse Distortion (tsk(p)) | 0.5 | ns | ||
| Differential Output Voltage Magnitude (VOD) | 2 | 3.1 | V | |
| Input Current (ICC) | 100 | µA | ||
| Package Type | TSSOP (PW), PDIP, SO, CDIP, etc. |
Key Features
- Meets or exceeds the requirements of TIA/EIA-422-B and ITU recommendation V.11.
- Low power consumption, ICC = 100µA typical.
- Operates from a single 5V supply.
- High speed, tPLH = tPHL = 7ns typical.
- Low pulse distortion, tsk(p) = 0.5ns typical.
- High output impedance in power-off conditions.
- Improved replacement for AM26LS31 device.
- Available in Q-temp automotive and military grades.
- BiCMOS circuitry reduces power consumption without sacrificing speed.
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 AM26C31IPWR used for?
The AM26C31IPWR is a quadruple differential line driver used for high-speed data transmission in applications such as chemical and gas sensors, field transmitters, military equipment, and motor control systems.
- What are the key standards that the AM26C31IPWR complies with?
The AM26C31IPWR meets or exceeds the requirements of TIA/EIA-422-B and ITU recommendation V.11.
- What is the typical supply voltage for the AM26C31IPWR?
The device operates from a single 5V supply.
- What is the propagation delay of the AM26C31IPWR?
The propagation delay (tPLH, tPHL) is 7ns typical.
- What is the power consumption of the AM26C31IPWR?
The typical input current (ICC) is 100µA.
- What are the available package types for the AM26C31IPWR?
The device is available in TSSOP (PW), PDIP, SO, CDIP, and other package types.
- What is the operating temperature range for the AM26C31IPWR?
The operating temperature range varies by grade: -40°C to 85°C for the AM26C31I, -40°C to 125°C for the AM26C31Q, and -55°C to 125°C for the AM26C31M.
- Does the AM26C31IPWR have high output impedance in power-off conditions?
Yes, the device provides high output impedance in power-off conditions.
- Is the AM26C31IPWR suitable for automotive applications?
Yes, it is available in Q-temp automotive grades and is qualified to automotive standards.
- What type of circuitry does the AM26C31IPWR use?
The device uses BiCMOS circuitry to reduce power consumption without sacrificing speed.
