ICM7101D Datasheet (ICmic) - LOW COST SINGLE CHIP TELEPHONE IC

ICM7101D, LOW COST SINGLE CHIP TELEPHONE IC

Pin No 1 2 3 4 5 Symbol AGND VDD VDDI GND TXO Description Analog Ground Supply Voltage Ground Supply Input Voltage Power for the chip is extracted from this pin Transmit Output Transmit output to be connected to external power transistor for the modulation of line voltage and for shorting the line

ICM7101D Features

* Include Dialer, Speech, and Ringer Circuit in Single Chip, Replacing Two or More ICs Single Board Design Meets Multiple PTT Requirements. Operating Range From 15 to 100mA Selectable Make-Break Ratio Tone/Pulse Dialing