SP3239E transceivers equivalent, intelligent +3.0v to +5.5v rs-232 transceivers.
Sipex's proprietary and patented (U.S. #5,306,954) on-board charge pump circuitry that generates ±5.5V RS-232 voltage levels from a single +3.0V to +5.5V power supply. Th.
such as notebook and palmtop computers. The SP3249E uses an internal high-efficiency, charge-pump power supply that requ.
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