The DS9637ACM/NOPB is a dual Schottky differential Line Receiver which has been specifically designed to satisfy the requirements of EIA standards RS-422 and RS-423. In addition, the DS9637A satisfies the requirements of MIL-STD 188-114 and is compatible with the International Standard CCITT recommendations. It is suitable for use as a line receiver in digital data systems, using either single ended or differential, unipolar or bipolar transmission. It requires a single 5V power supply and has Schottky TTL compatible outputs. The DS9637A has an operational input common mode range of ±7V either differentially or to ground.