MSM7586-xx Datasheet (OKI) - pie/4 Shift QPSK MODEM/ADPCM CODEC

MSM7586-xx, pie/4 Shift QPSK MODEM/ADPCM CODEC

The MSM7586 is a CMOS IC developed for use with digital cordless telephones.

The device provides a p/4 shift QPSK modem function and a CODEC function which performs transcoding between the voice band analog signal and 32 kbps ADPCM data.

The MSM7586 performs DTMF tone and several types of tone gener

MSM7586-xx Features

* (p/4 Shift QPSK Modem Unit)

* 384 kbps transmission speed

* Built-in root Nyquist digital filter for the baseband band limiter

* Built-in D/A converters for the analog outputs of the quadrature signal component I and Q

* The DC offset and gain can be adjusted with res