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The MAX3387EEUG+ is a 3V-powered RS-232 transceiver featuring three receivers and three transmitters. It operates on a +3.0V to +5.5V supply with a typical current of 1mA and supports data rates up to 250kbps. The device includes AutoShutdown Plus, reducing current to 1µA when idle. It provides ±15kV ESD protection via Human Body Model and IEC 1000-4-2 standards. Operating temperature ranges from -40°C to +85°C. It utilizes a dual charge pump requiring four 0.1µF capacitors for operation.
Verify the specific suffix 'E' confirms the extended industrial temperature range (-40°C to +85°C) compared to the commercial variant. Confirm RoHS compliance status indicated by the '+' suffix. Ensure the TSSOP-24 package dimensions match the target PCB footprint requirements before finalizing procurement orders.
Select this component for applications requiring low-power RS-232 communication in portable devices. The separate VL pin allows direct interfacing with 1.8V or 3.3V logic without level shifters. Consider the 250kbps maximum data rate limit when designing high-speed serial links. Verify capacitor values meet minimum requirements for the chosen supply voltage to ensure stable charge pump operation.
This part belongs to the MAX3387E family of 3V RS-232 transceivers designed for mobile electronics. The 'E' designation specifically denotes the extended temperature grade suitable for harsher environments. It serves as a bridge between TTL/CMOS logic and standard RS-232 signaling levels in compact form factors.
MAX3387ECUG+ is the commercial temperature version (0°C to +70°C) of this component.