
Exar Corporation
DESCRIPTION
The SP3222E/SP3232Eseries is an RS-232 transceiver solution intended for portable or hand-held applications such as notebook or palmtop computers. The SP3222E/SP3232E series has a high-efficiency, charge-pump power supply that requires only 0.1µF capacitors in 3.3V operation. This charge pump allows the SP3222E/SP3232Eseries to deliver true RS-232 performance from a single power supply ranging from +3.0V to +5.5V.
FEATURES
■ Meets true EIA/TIA-232-F Standards from a +3.0V to +5.5V power supply
■ Minimum 120kbps Data Rate Under Full Load
■ 1µA Low Power Shutdown with Receivers active (SP3222E)
■ Interoperable with RS-232 down to a +2.7V power source
■ Enhanced ESD Specifications:
+15kV Human Body Model
+15kV IEC61000-4-2 Air Discharge
+8kV IEC61000-4-2 Contact Discharge