UM3488 - RS-422 Transceivers
UM3488 Features
* fail-safe circuitry, which guarantees a logic-high receiver output when the receiver inputs are open or shorted. This means that the receiver output will be a logic high if all transmitters on a terminated bus are disabled (high impedance). The UM3488/UM3491 allows transmit speeds up to 10Mbps. The
