Description
www.DataSheet4U.com DS2167/DS2168 DS2167/DS2168 ADPCM Processor .
The DS2167 and DS2168 are dedicated digital signal processor (DSP) CMOS chips optimized for Adaptive Differential Pulse Code Modulation (ADPCM) based.
Features
* PIN ASSIGNMENT
RST TM0 TM1 A0 A1 A2 A3 A4 A5 SPS MCLK VSS 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 VDD YIN CLKY FSY YOUT CS SDI SCLK XOUT FSX CLKX XIN
* Speech compression chip compatible with standard
ADPCM algorithms:
* DS2167 supports “new” T1Y1 recommendat
Applications
* On-chip channel counters identify input and output timeslots in TDM-based systems
* Unique addressing scheme simplifies device control; 3-wire port shared among 64 devices