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The MAX3488CSA+T is a full-duplex RS-422/RS-485 transceiver operating from a single 3.0V to 3.6V supply. It integrates one driver and one receiver in an 8-pin SO package. The device supports data rates up to 250kbps with slew-rate-limited drivers to minimize EMI. Supply current is typically 1.1mA, with no shutdown mode available. Receiver input hysteresis is 50mV, and the common-mode input range spans -7V to +12V.
Verify the component authenticity by checking the manufacturer's marking against official datasheet specifications. Confirm the package type matches the required PCB footprint. Ensure the temperature grade aligns with the operational environment requirements before finalizing procurement orders.
Select this model specifically for applications requiring full-duplex communication at speeds up to 250kbps. Unlike other variants in the series, it lacks a shutdown pin, making it suitable for always-active circuits. Verify that the system does not require high-speed transmission exceeding 250kbps or half-duplex operation.
This component belongs to the MAX348x family of 3.3V-powered transceivers designed for RS-422 and RS-485 standards. It shares core electrical characteristics with the MAX3483 but differs in duplex capability. The family emphasizes low power consumption and compatibility with 5V logic systems without charge pumps.
MAX3490ESA+ offers similar full-duplex functionality but operates at higher speeds up to 10Mbps without slew-rate limiting.