ICM7101D
FEATURES
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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 100m A Selectable Make-Break Ratio Tone/Pulse Dialing 32 Digit Last Number Redial Ring Frequency Discrimination 2-tones Melody Generator
ICM7101D is a single chip telephone CMOS integrated circuits that meets multiple PTT requirements, allowing phone manufacturers to have single board design for various countries. This reduces inventory and simplify manufacturing processes. ICM7101D integrates dialer, speech, and ringer circuits. The integration reduces ponent counts, hence increases product reliability.
OVERVIEW
TYPICAL APPLICATION CIRCUIT
Rev. 2.0
ICmic reserves the right to change the specifications without prior notice
PACKAGE
28-Lead SOIC
AGND 1 VDD 2 VDDI 3 GND 4 TXO 5 VL 6 LLC 7 FOPT0 8 MFL0 9 HS/DPB 10 OSC1 11 OSC2 12 RGD 13 MO 14 SOIC
28 STB 27 RXI 26 RXO 25 CI 24 M1 23 M2 22...
