The DS2187 from Maxim Integrated is a robust, feature-packed line-powered modem designed to facilitate reliable data communication over telephone lines. This highly integrated device is ideal for a wide range of applications such as point-of-sale terminals, utility meters, and remote sensors, where dependable data transmission is crucial.

Key Features

• Line-Powered Operation: The DS2187 draws power directly from the telephone line, eliminating the need for an external power supply and making it perfect for low-power systems.
• Integrated Data Pump and Modem Controller: This device combines a data pump and modem controller, providing a complete modem solution with minimal external components.
• Wide Range of Data Rates: It supports V.22bis (2400 bps), V.22 (1200 bps), V.23 (1200/75 bps), and Bell 212A/103 protocols, offering flexibility for various data rate requirements.
• DTMF and Pulse Dialing: The DS2187 supports both Dual-Tone Multi-Frequency (DTMF) and pulse dialing methods, ensuring compatibility with different telephone systems.
• Automatic Rate Adaptation: The modem can automatically adjust to the best data rates available on the phone line, optimizing performance.
• Caller ID Support: It includes functionality for receiving Caller ID information, adding value to applications that require caller verification.

Applications

The DS2187 is suited for a variety of communication-intensive applications. Its line-powered nature and integrated design make it especially useful in remote monitoring and telemetry systems, where power efficiency and space are at a premium. It's also commonly used in legacy industrial control systems that rely on dial-up connectivity for data logging and system management.

Reliability and Quality

Maxim Integrated is known for its commitment to quality and reliability, and the DS2187 is no exception. Built to meet or exceed industry standards, this modem is designed for long-term performance in challenging environments. Whether you're integrating it into new designs or maintaining existing systems, the DS2187 offers a reliable, cost-effective solution for your data communication needs.