The ST3232ECWR is a robust transceiver component from STMicroelectronics, designed to facilitate serial communication in low-power and space-constrained applications. This integrated circuit is part of the ST3232E series, which are 3V-powered EIA/TIA-232 and V.28/V.24 communication interfaces with low power requirements and a wide supply voltage range.

Key Features

• Low Supply Voltage: Operates from a 3.0V to 5.5V supply, making it versatile for various application voltages.
• Low Power Consumption: The device features a low-power shutdown mode, which reduces the power consumption to a mere 1µA, providing an energy-efficient solution for battery-powered devices.
• High Data Rate: Capable of supporting data rates up to 250 kbps, it is suitable for high-speed serial communication.
• ESD Protection: Equipped with an integrated ESD protection circuit, it can withstand ±15kV human body model, ensuring robust performance in harsh environments.
• Dual Charge Pump: The onboard dual charge pump circuitry allows for operation with a single 3V supply while maintaining RS-232 output levels.
• Multiple Transceivers: Contains two drivers and two receivers, providing the necessary interfaces for full-duplex communication.

Applications

The ST3232ECWR is suitable for a variety of applications that require reliable low-voltage serial communication. It is commonly used in:

• Battery-powered devices
• Portable instrumentation
• Notebook and laptop computers
• PDAs and palmtop computers
• Peripherals

Package and Quality

Encased in a wide temperature range SOIC-16 package, the ST3232ECWR is designed for surface-mount technology (SMT), allowing for efficient assembly in modern PCB manufacturing. Adhering to STMicroelectronics' commitment to quality, this transceiver meets stringent industry standards for performance and reliability.

For detailed specifications, application notes, and additional resources, designers and engineers are encouraged to consult the official datasheet and product documentation available from STMicroelectronics.