The SP3222EB and SP3232EB series are RS-232 transceiver solutions intended for portable or hand-held applications such as notebook or laptop computers. The SP3222EB / SP3232EB series has a high-efficiency, charge-pump power supply that requires only 0.1µF capacitors in 3.3V operation. This charge pu.
■ Meets true EIA / TIA-232-F standards from a 3.0V to
5.5V power supply
■ 250kbps transmission rate under load
■ 1μA low power shutdown with receivers active
(SP3222EB)
■ 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
Ordering Information - page 18
Selection Table
Table 1: Selection Table
Device SP3222EB SP3232EB
Power Supplies 3.0V to 5.5V 3.0V to 5.5V
RS-232 Drivers
2 2
RS-232 Receivers
2 2
External Components 4 Capacitors 4 Capacitors
Shutdown Ye.
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