* Operating voltage:
* Internal DTMF generator
* Internal DTMF receiver
* Internal FSK decoder - Support Bell 202 and V.23 - Support ring and line reverse.
Devices flexibility are enhanced with their internal special features such as power-down and wake-up functions, DTMF ge.
The series of CID phone MCU are 8-bit high performance, RISC architecture microcontroller devices specially designed for telephone applications. Devices flexibility are enhanced with their internal special features such as power-down and wake-up func.
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