The SN75C189DR is a high-quality quadruple low-power line receiver designed and manufactured by Texas Instruments, a leader in semiconductor solutions. This integrated circuit is part of TI's extensive line of communication and interface products, which are known for their reliability and performance in various applications.

Key Features

• Low Power Consumption: The SN75C189DR is designed for efficient operation, making it ideal for battery-powered and power-sensitive applications.
• Quadruple Receiver: This device contains four independent line receivers, each capable of receiving signals across long cables or noisy environments.
• Wide Range of Supply Voltages: The SN75C189DR can operate over a broad supply voltage range, accommodating various system requirements.
• High Input Impedance: It features a high input impedance, which minimizes the loading effect on the bus line and allows for more receivers on a single bus.
• Built-in Hysteresis: Hysteresis of typically 0.5V at the input provides noise immunity and allows for clean signal reception.

Applications

The SN75C189DR is versatile and can be used in numerous applications, making it a popular choice for designers and engineers. Some common applications include:

• Telecommunications systems
• Data transmission systems
• Serial communication interfaces
• Industrial control and automation

Technical Specifications

The SN75C189DR comes in a compact SOIC-14 package, making it suitable for space-constrained applications. It operates over a temperature range of -40°C to 85°C, ensuring reliability in various environmental conditions. The device also meets or exceeds the requirements of the TIA/EIA-232-F and ITU v.28 standards, ensuring compatibility with a wide range of communication protocols.

Ordering and Packaging

When ordering the SN75C189DR, customers will receive a tape and reel package suitable for automated assembly processes, facilitating efficient manufacturing and handling. Texas Instruments' commitment to quality ensures that each device is rigorously tested before shipment to maintain the highest standards of performance and reliability.

For detailed technical specifications, application notes, and support resources, visit the Texas Instruments product page.