The MAX3318EUP+T from Maxim Integrated is a high-performance, 2.5V, 460kbps RS-232 transceiver with an integrated charge pump circuit. Designed for applications that require low-voltage operation and data rates up to 460kbps, this device is perfect for battery-powered devices, PDAs, notebooks, and other portable equipment where power efficiency is critical.

Key Features

• Low-Voltage Operation: Operates from a single +2.5V to +5.5V power supply, making it suitable for a range of low-voltage applications.
• High Data Rate: Supports data rates up to 460kbps, allowing for fast data transmission.
• Low Power Consumption: Features a low-power shutdown mode, which reduces power consumption to 1µA, maximizing battery life in portable applications.
• Integrated Charge Pump: The onboard charge pump circuit generates the necessary RS-232 voltage levels (+/-5.5V) from a single low-voltage supply, eliminating the need for multiple power sources.
• Electrostatic Discharge (ESD) Protection: Offers ESD protection up to ±15kV, ensuring robustness and reliability in harsh environments.
• Small Package: Available in a compact TSSOP-20 package, which is ideal for space-constrained applications.

Applications

The MAX3318EUP+T is versatile and can be used in a variety of communication applications, including:

• Battery-Powered Equipment
• PDAs and Smartphones
• Notebook, Laptop, and Tablet Computers
• Portable Diagnostics Equipment
• Data Cables

Additional Information

The device features a proprietary low-dropout transmitter output stage, delivering true RS-232 performance from a 2.5V to 5.5V supply with a dual charge pump. The receiver (Rx) inputs are RS-232 compatible and have internal filters to reject noise and spurious signals. The MAX3318EUP+T is also fully compliant with the TIA/EIA-232-F standard, ensuring compatibility with serial ports on a wide range of equipment.

For designers looking for a reliable and power-efficient RS-232 interface solution, the MAX3318EUP+T offers an excellent balance of features and performance, making it a top choice for your communication needs.