DESCRIPTION
The ST3222 is a 3V powered EIA/TIA-232 and V.28/V.24 communications interface with low power requirements and high data-rate capabilities. ST3222 has a proprietary low dropout transmitter output stage providing true RS-232 performance from 3 to 3.6V power supplies. The device requires only four small 0.1µF standard external capacitors for operating from 3V supply.

■ 300µA SUPPLY CURRENT
■ 250Kbps MINIMUM GUARENTEED DATA RATE
■ 6V/µs MINIMUM GUARANTEED SLEW RATE
■ MEET EIA/TIA-232 SPECIFICATIONS DOWN TO 3V
■ AVAILABLE IN SO-18 AND TSSOP20