MC1489A

www.DataSheet4U.com MC1489 MC1489A Quad line receivers General features s s s s Input resistance –3k to 7kΩ Input signal range ± 30V Input threshold hysteresis built-in Response control: a) Logic threshold shifting b) Input noise filtering DIP Description The MC1489 monolithic quad line receivers are designed to interface data terminal equipment with data communications equipment in conformance with the specifications of EIA Standard N° RS232C. SOP Order code Part Number DIP14 MC1489P MC1489AP SO14 (Tape & reel) MC1489D1013TR MC1488AD1013TR April 2006 Rev 4 1/ www.st.com 17 Contents MC1489/MC1489A Contents 1 2 3 4 5 6 7 8 Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Test circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Typical applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Typical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Application information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 8.1 Devic...