Product Overview: SN75C189ANS from Texas Instruments

The SN75C189ANS is a quadruple low-power line receiver designed and manufactured by Texas Instruments (TI), a leader in the semiconductor industry. This integrated circuit is specifically engineered to meet the stringent requirements of EIA standards for serial communication. It is a critical component for applications requiring reliable data transmission in a low-power and space-constrained environment.

Key Features

• Compatibility: The SN75C189ANS is compatible with the EIA-232-E and ITU Recommendation V.28 standards, ensuring it can be used in a wide range of communication equipment.
• Low Power Consumption: With a typical supply current of only 300 µA, this line receiver is ideal for battery-powered or energy-efficient systems.
• Wide Range of Supply Voltages: It can operate over a supply voltage range of 4.5 V to 5.5 V, providing flexibility in various circuit designs.
• High Input Impedance: The SN75C189ANS features an input impedance of 3 kΩ to 7 kΩ, which minimizes the loading effect on the bus line.
• Input Hysteresis: Built-in hysteresis of typically 1000 mV provides enhanced noise immunity and allows for cleaner data reception.
• Multiple Receivers: This device integrates four independent line receivers into a single package, saving space and reducing complexity in design.

Applications

The SN75C189ANS is suitable for various applications that require efficient serial data communication. It is often found in:

• Telecommunications interfaces
• Data acquisition systems
• Portable computing devices
• Network equipment
• Industrial control systems

Package and Quality

Enclosed in a 14-pin SOIC package, the SN75C189ANS offers a compact footprint for printed circuit boards. Texas Instruments is known for its commitment to quality, and this product is no exception. It is designed for reliability and performance, meeting the high standards expected from TI components.

For designers and engineers looking for a dependable and power-efficient line receiver, the SN75C189ANS from Texas Instruments is an excellent choice that combines performance with practicality.