DS89C21 Differential CMOS Line Driver and Receiver Pair
June 1998
DS89C21 Differential CMOS Line Driver and Receiver Pair
General Description
The DS89C21 is a differential CMOS line driver and receiver pair, designed to meet the requirements of TIA/EIA-422-A (RS-422) electrical characteristics interface standard. The DS89C21 provides one driver and one rec...