MSM7564-01 Description
The MSM 7564-01 is a highly integrated single-chip modem IC which provides the functions needed to construct 14.4 kbps full-duplex and half-duplex modems. This device is pliant with the following data munication formats : ITU-T Remendation V.32bis, V.32, V.22bis, V.21 and Bell standard Bell 212A and Bell103 modes, and facsimile munication formats.
MSM7564-01 Key Features
- Fax mode : ITU-T Remendation V.17, V.29, V.27ter, V.21 ch2
- Synchronous/Asynchronous conversion
- Scrambler/Descrambler
- DTMF, answer tone, and guard tone generator
- Programmable transmit attenuation (15 dB, 1 dB steps)
- Call progress, answer tone, DTMF, and carrier detector
- Receiving signal quality monitor
- Independent adaptive line equalization for transmit and receive
- Carrier detection level selectable (4 steps)
- Echo canceler