NXP 恩智浦3.3 VOLT ONLY DRIVER/RECEIVER WITH AN INTEGRATED STANDBY MODE
MC145583 MC145583MOTOROLA 1 Product Preview ??? ??? ???# ???!????????!?? "? ? ?? ?? ???? ?? ? ????# ???? EIA–232–E and CCITT V.28 The MC145583 is a CMOS transceiver composed of three drivers and five