MV8865 Description
MV8865 MV8865 DTMFFILTER The MV8865 contains both the high group and low group filtering and parator functions required to implement a Dual Tone Multi Frequency tone receiver using a DTMF Digital Detector (Le. Switched capacitor techniques are used to implement the filters and the deviceJs fabricated using Plessey Semiconductors' high density ISO/CMOS technology. The filter clocks are derived from an on-chip...
MV8865 Key Features
- Provides DTMF High and Low Group Filtering
- Hard Limiting on Filter Outputs
- 6 Pole Band Pass High and Low Group Filters
- 38dB Intergroup Attenuation
- Dial Tone Suppression
- +5 to +12 V Siflgle Supply Operation
- Logical Power Down
- Uses Inexpensive 3.58 MHz Crystal
- Wide Dynamic Range 30 dB
- Equivalent to MT8865X
MV8865 Applications
- End to End Signalling