MAX3244EWI - Maxim Integrated

The MAX3244EWI from Maxim Integrated is a high-performance, low-power, 3.0V to 5.5V, RS-232 transceiver with an integrated charge pump circuit. This device is specifically designed to meet the stringent requirements of EIA/TIA-232 communication standards while operating at a lower voltage. It is ideal for applications where space and power are at a premium, such as portable or battery-powered electronics.

Key Features

• Power Supply Range: Operates from a single +3.0V to +5.5V power supply, making it versatile for various applications.
• Low Power Consumption: Features a low-power shutdown mode which reduces power consumption to 1µW (typical), extending battery life in portable applications.
• High Data Rate: Capable of data rates up to 1Mbps, allowing for high-speed communication.
• Integrated Charge Pump: On-chip charge pump circuitry generates the necessary RS-232 voltage levels (+/-10V) from a single power supply.
• Electrostatic Discharge (ESD) Protection: Offers ±15kV ESD protection on transmitter outputs and receiver inputs to enhance robustness and reliability.
• Small Package Size: Available in a compact 28-pin WSOIC package, which is suitable for space-constrained applications.

Applications

The MAX3244EWI is engineered to be a versatile interface solution for a wide range of applications, including:

• Notebook, Subnotebook, and Palmtop Computers
• Battery-Powered Equipment
• Handheld Equipment
• Peripherals
• Data Cable

Product Summary

The Maxim Integrated MAX3244EWI RS-232 transceiver offers a perfect blend of power efficiency and high performance. Its ability to function within a broad power supply range, coupled with its low-power shutdown mode, makes it an excellent choice for power-sensitive applications. The device's high data rate capability and robust ESD protection further ensure reliable communication in various electronic devices. The compact packaging of the MAX3244EWI makes it an ideal choice for designers looking to maximize functionality in limited PCB space, without compromising on features or performance.