UPD9930 Description
DATA SHEET MOS INTEGRATED CIRCUIT µPD9930 LINEAR CODEC FOR DIGITAL CELLULAR TELEPHONE The µPD9930 is a +3 V single power operation, low power consumption linear CODEC LSI developed for digital cellular telephone use. CODEC has a wide dynamic use.
UPD9930 Key Features
- +3 V single power supply
- Low power consumption In operation: 7 mA (TYP.) (VDD = 3 V) In stand-by mode: 50 µA (TYP.) (VDD = 3 V)
- 13-bit precision linear coding
- Transmission level can be controlled by microcontroller
- Analog input/output funciton
- Low noise microphone amplifier
- High output receiver amplifier Piezo-electric receiver can be directly driven. Gain canbe controlled by microcontroller
- On-chip amplifier for accessory input/output
- Tone generator
- Frequency, generating pattern and gain can be controlled by microcontroller