HM91710A Overview
The HM91710A/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.
HM91710A Key Features
- PIN ASSIGNMENTS
- This specification are subject to be changed without notice
- or-/T select
- Note: NR:no resistance. R : A resistance connect to Vss (820KΩ typically) UR: A resistance connect to V DD DD
- This specification are subject to be changed without notice