ST232B drivers/receivers equivalent, 5v powered multi-channel rs-232 drivers/receivers.
* Supply voltage range: 4.5 to 5.5 V
* Supply current no load (typ.): 5 mA
* Transmitter output voltage swing (typ): ±7.8 V
* Controlled output slew rate .
where ±12 V is not available. The ST232 uses a single 5 V power supply and only four external capacitors (0.1 µF). Typic.
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