ETC
MC145407F - CMOS RS-232C Driver / Receiver
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MC145407F IL22
C-MOS RS-232C DRIVER/RECEIVER
C2+ 1 2 GND C2– 3 4 VSS RX1 IN 5 TX1 OUT 6 RX2 IN 7 TX2 OUT 8 RX3 IN 9 TX3 OUT
(3 views)