Texas Instruments

MAX3222EIPW  

Drivers, Receivers, Transceivers

MAX3222EIPW Description

The MAX3222EIPW from Texas Instruments is a 3V to 5.5V-powered, full-duplex RS-232 transceiver designed for robust serial communication in industrial and embedded systems. Housed in a 20-pin TSSOP package, this 2-driver/2-receiver IC supports data rates up to 500kbps, making it suitable for moderate-speed data transmission. With 300mV receiver hysteresis, it ensures reliable signal integrity in noisy environments. The device is RoHS3 compliant and adheres to REACH regulations, though it is marked as obsolete—requiring consideration for long-term availability.

MAX3222EIPW Features

• Wide Voltage Range (3V–5.5V): Enables compatibility with both 3.3V and 5V systems.
• Low Power Consumption: Optimized for battery-powered applications.
• Enhanced Noise Immunity: 300mV hysteresis minimizes false triggering in electrically noisy conditions.
• Full-Duplex Operation: Simultaneous transmission and reception for efficient bidirectional communication.
• Compact TSSOP Package: Saves board space in space-constrained designs.
• Compliance: Meets RS-232 standards while being RoHS3 and REACH unaffected.

MAX3222EIPW Applications

• Industrial Automation: PLCs, motor controllers, and sensor interfaces requiring reliable RS-232 communication.
• Embedded Systems: Legacy serial port support in microcontrollers or single-board computers.
• Medical Devices: Diagnostic equipment where noise immunity is critical.
• Point-of-Sale (POS) Terminals: Secure transaction processing with stable serial links.
• Telecom Infrastructure: Modems and legacy networking gear needing voltage-flexible transceivers.

Conclusion of MAX3222EIPW

The MAX3222EIPW balances performance and robustness, offering noise-resistant RS-232 communication for industrial and embedded applications. Its wide supply range and full-duplex capability make it versatile, though its obsolete status necessitates evaluation of alternatives for future designs. Ideal for systems requiring moderate-speed, reliable serial links, it remains a pragmatic choice where legacy compatibility is prioritized.

MAX3222EIPW Documents

Download datasheets and manufacturer documentation for MAX3222EIPW

Datasheets :

MAX3222E      

PCN Obsolescence/ EOL :

Mult Dev EOL 01/Sep/2021      

PCN Design/Specification :

Design 22/Feb/2022