AS2574B driver equivalent, 20 number one touch dialler with serial bus for display driver.
u u u u u u u u u u u u u u u u u Low operating voltage (2.5V to 5.5V) Low current consumption (typ. 200 µA in LD mode) Oscillator using ceramic resonator (681 kHz) MF le.
together with the companion display driver, AS2590. The on chip RAM can contain up to 20 memories (each with maximum 18 .
The AS2574B is an integrated CMOS device for feature telephones. It is a very versatile LD/MF dialler with serial interface to a display driver. The device is designed to be used in a wide variety of applications together with the companion display d.
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