MSM7708-02 Datasheet | OKI Electric

E2U0044-16-X2 ¡ Semiconductor MSM7708-02 ¡ Semiconductor This version: Jan. 1998 MSM7708-02 Previous version: Nov. 1996 Serial Register Interface ADPCM CODEC for Telephone Recording GENERAL DESCRIPTION The MSM7708-02 is a CMOS IC developed for applying to PHS (Personal Handyphone System). This device provides a CODEC function which performs transcoding between the voice band analog signal and 32 kbps ADPCM data. It also provides a serial register interface function for telephone call recording. Provided with such functions as DTMF tone and several kinds of tone generation, transmit/ receive data mute and gain control, side-tone pass, and voice/silence detection, the MSM770802 is best...