I45409 Search Results

MC145409

Abstract: keyboard CIRCUIT diagram LR-40993 ADI1206 IN4004 lr40993 mbrvs
Text: MOTOROLA S E M IC O N D U C TO R TECHNICAL DATA M C I45409 Advance Information Integrated Pulse D ialer W ith Redial Low-Power Silicon-Gate CM O S The MC145409 is a monolithic CMOS integrated circuit which converts 2-of-7 keyboard inputs into pulse signals that simulate a rotary telephone dialer. All of the features