鈥?/div>
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
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
component counts, hence increases product
reliability.
OVERVIEW
TYPICAL APPLICATION CIRCUIT
Rev. 2.0
ICmic reserves the right to change the specifications without prior notice
1