The ON Semiconductor MC1489M is a monolithic quadruple line receiver designed to interface data terminal equipment with data communications equipment in conformance with the specifications of EIA Standard No. RS-232C. This device is constructed using high-performance silicon gate technology, which provides reliable operation and enhanced signal integrity in challenging environments.

Key Features

• Quad Line Receivers: Four independent line receivers in one package allow for compact and efficient designs.
• Compatibility: Meets the requirements of EIA Standard RS-232C, ensuring compatibility with a wide range of communication standards.
• Supply Voltage Range: Operates from a single 5V supply, which is typical for standard digital systems, reducing the need for additional power supplies.
• Input Resistance: 3kΩ to 7kΩ, which is sufficient for high input impedance applications.
• Input Signal Range: Designed to handle ±30V input signals, offering robust performance against line voltage fluctuations.
• Strobe Capability: Each receiver can be disabled by a high level at the strobe input, allowing users to control the operation dynamically.

Applications

The MC1489M is suitable for use in a variety of applications that require RS-232C level communication, such as:

• Telecommunications systems
• Data acquisition systems
• Serial data communication
• Terminal interfaces
• Modems

Quality and Reliability

ON Semiconductor is known for its commitment to quality and reliability. The MC1489M line receiver is no exception, offering dependable performance even under stringent conditions. Its robust design ensures that it is well-suited for industrial applications that may encounter higher levels of electrical noise or temperature variations.

Package Information

The MC1489M comes in a 14-lead PDIP package, which is easy to integrate into a variety of circuit boards. The package is designed for through-hole mounting, which is favored for applications requiring strong physical mounting and ease of replacement or repair.