The MAX3228AEEWV+T from Maxim Integrated is a high-performance, low-power, 3.0V to 5.5V, RS-232 transceiver with AutoShutdown Plus™. This device is specifically designed to meet the stringent requirements of battery-powered portable applications, offering a smart interface solution for serial communication.

Key Features

• Supply Voltage Range: Operates from a single 3.0V to 5.5V power supply, making it versatile for various circuit designs and compatible with a wide range of microcontrollers and other digital systems.
• Low Power Consumption: The AutoShutdown Plus feature significantly reduces power consumption by entering a low-power shutdown mode when no data is transmitted or received, making it ideal for battery-operated devices.
• High Data Rate: Supports data rates up to 250kbps, allowing for fast and efficient data communication.
• ESD Protection: Equipped with enhanced electrostatic discharge (ESD) protection up to ±15kV using the Human Body Model (HBM), ensuring robustness and reliability in harsh environments.
• Integrated Charge Pump: The onboard charge pump circuitry generates the necessary RS-232 voltage levels from the single supply, eliminating the need for additional power supplies.
• Small Package: Available in a compact, 16-pin TSSOP (Thin Shrink Small Outline Package) that minimizes board space and is suitable for space-constrained applications.

Applications

The MAX3228AEEWV+T transceiver is an excellent choice for a variety of applications where RS-232 communication is required, particularly in portable devices. Common applications include:

• Portable Data Terminals
• Handheld Equipment
• Battery-Powered Devices
• Notebook, Subnotebook, and Palmtop Computers
• Peripherals
• PDAs and Smartphones

With its combination of low-power operation, high ESD protection, and small package size, the MAX3228AEEWV+T is an optimal RS-232 interface solution for designers looking to enhance the performance and efficiency of their portable and space-sensitive applications.