Datasheet Summary
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DS2167/DS2168
DS2167/DS2168 ADPCM Processor
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 pression chip patible with standard
ADPCM algorithms:
- DS2167 supports “new” T1Y1 remendations (July 1986) and “new” CCITT G.721 remendations
- DS2168 supports “old” CCITT G.721 remendations
- Dual independent channel architecture
- device may be programmed to perform full duplex, 2-channel expansions, or 2-channel pressions
- Interconnects directly with µ-law or A-law codec/filter devices
24-Pin DIP (600 MIL)...