AN6175K

AN6167S, AN6167SB Cordless Telephone Speech Network IC s Overview The AN6167S and AN6167SB are speech network ICs for the handset of a cordless telephone. They incorporate compander, MIC, and receiver amplifiers. With a minimal number of external components, they can perform all the functions of the handset of a cordless telephone featuring low radio-transmission noise. AN6167S 0.4±0.25 0.45 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 Unit : mm s Features to make level and frequency adjustments easier. 0.1±0.1 The compressor/expander circuit incorporates preamplifiers The standby circuit provides for a low-power consumption cordless telephone. The expander has a 6-dB amplifier to allow received-signal amplificaition. SOP package with 1.27mm pitch pins, and USO package with 0.8mm pitch pins. 1.27 0.3 7.2±0.3 9.4±0.3 SOP package with 28 pins (SOP028-P-0375A) 0.925 2.0±0.2 Unit : mm 28 2.0±0.2 0.8 11.6±0.3 AN6167SB (0.45) 14 0.1±0.1 0.15 0.3 7.2±0.3 9.3±0.3 SSOP package with 28 pins (SSOP028-P-0375) s Block Diagram VCC 28 EPI 27 EPN 26 EPO ECCA EDET EOUT EREF VREF STC STBV DG 25 24 23 DET 22 21 20 19 18 17 RIN GNDG 16 15 – +E VRE D6dB CCA – + REC + – POWER CCA + –C + – STBY REC VRC DET VRR 1 2 3 4 5 6 7 8 9 10 11 12 13 14 GNDC CPI CPN CPO CCCA CDET CIN COR COUT CPC CREF RREF RO –2 RO –1 0.9 0.3±0.1 1 0.15 15 17.81±0.3 s Absolute Maximum Ratings (Ta=25˚C) Parameter Supply voltage Input supply...