* a microphone/receiver amplifier, a tone generator, DAI (Digital Audio Interface: conforming to GSM11.10), and a power-saving function. These functions can be controlled by microcontroller. In addition, 21 mW (TYP.) low power consumption is enabled during 3 V operation. FEATURES
* +3 V singl
UPD9930
NEC
336.37 KB
Linear codec for digital cellular telephone.
DATA SHEET
MOS INTEGRATED CIRCUIT
µPD9930
LINEAR CODEC FOR DIGITAL CELLULAR TELEPHONE
The µPD9930 is a +3 V single power operation, low power cons.
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DATA SHEET
MOS INTEGRATED CIRCUIT
µPD9903
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