AS2590 Overview
The AS2590 is an integrated CMOS device for driving a liquid crystal display intended for use in telephones. The 2-wire serial interface is patible to the dialler AS2574B. The extreme low operating current allows the circuit to be operational also during on-hook which is necessary in order to the use of the clock function.
AS2590 Key Features
- # P/T r numbers 0…9 A B on on on on on on on on on on on on on on o