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SP3220

Sipex
Part Number SP3220
Manufacturer Sipex
Description +3.0V to +5.5V RS-232 Driver/Receiver Pair
Published Jun 7, 2005
Detailed Description ® SP3220 +3.0V to +5.5V RS-232 Driver/Receiver Pair ■ Meets True RS-232 Protocol Operation From A +3.0V to +5.5V Power...
Datasheet PDF File SP3220 PDF File

SP3220
SP3220

Overview
® SP3220 +3.
0V to +5.
5V RS-232 Driver/Receiver Pair ■ Meets True RS-232 Protocol Operation From A +3.
0V to +5.
5V Power Supply ■ Minimum 120 Kbps Data Rate Under Full Load ■ 1µA Low-Power Shutdown With Receivers Active ■ Interoperable With RS-232 Down To +2.
7V Power Source ■ Pin-Compatible With The MAX3221E Device Without The AUTO ON-LINE® Feature ■ ESD Specifications: +2kV Human Body Model DESCRIPTION The SP3220 device is an RS-232 driver/receiver solution intended for portable or hand-held applications such as notebook or palmtop computers.
The SP3220 device has a highefficiency, charge-pump power supply that requires only 0.
1µF capacitors in 3.
3V operation.
This charge pump allows the SP3220 device to deliver true RS-232 performance from a single power supply ranging from +3.
3V to +5.
0V.
The SP3220 device has a low-power shutdown mode where the driver outputs and charge pumps are disabled.
During shutdown, the supply current falls to less than 1µA.
VCC + 15 VCC 2 C1+ 0.
1µF 4 C15 C...


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