EM91810B Overview
The EM91810A/B are Tone/Pulse switchable dialer which are fabricated in CMOS technology with wide operating voltage for both tone and pulse mode, and consumes very low memory retention current in ON-HOOK state. EM91810A/B also provide SDO (serial data output) function to drive LCD driver (EM32100, EM32116, EM32117) and voice synthesizer.
EM91810B Key Features
- PIN ASSIGNMENTS
- This specification are subject to be changed without notice
- This specification are subject to be changed without notice