1µA Supply-Current, true 3v to 5.5V RS-232 Transceivers with AutoShutdown LINE TRANSCEIVER, PDSO16 1レA Supply-Current, true 3v to 5.5V RS-232 Transceivers with AutoShutdown 1楼矛A Supply-Current, true 3v to 5.5V RS-232 Transceivers with AutoShutdown 1渭A Supply-Current, true 3v to 5.5V RS-232 Transceivers with AutoShutdown 1μA Supply-Current, true 3v to 5.5V RS-232 Transceivers with AutoShutdown