KA8507B - Samsung

KA8507B COMPANDER

Pin No 1 2 3 4 5 6 7 8 9 10 Symbol FO FI CO DI AGIC CRC CPI − CPI CB GND Description Filter Amp Output Filter Amp Input Compressor Output Data Input AC Gain Infinity Capacitor Compressor Rectifier Capacitor Compressor Inverting Input Compressor Non-Inverting Input Compressor Reference Bias Ground Pin No 11 12 13 14 15 16 17 18 19 20 Symbol CMUTE BYPATH EMUTE.

Features

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• Wide Supply Voltage ( 2.4 to 7V ) Easy Gain Control Mute/Bypath Logic Data In/Out Pin 20−SOP−375 ORDERING INFORMATION Device KA8507B KA8507BD Package 20−DIP−300A 20−SOP−375 Operating Temperature −20°C to +70°C 1 KA8507B COMPANDER BLOCK DIAGRAM AGIC 5 CRC 6 Rectifier Bypath Variable Resistor DI 4 CO 3 FI 2 Filter Amp Compressor Output Buffer + 1 Fo Compressor Mute 5.1K 3.3K CPI7 Summing Amp 11 Limiter Logic CB 13 Bypath EMUTE 12 CMUTE CPI+ 8 + BYPATH EPI- 16 Variable Resistor Summing Amp EPI+ 15 + Rectifier Expandor Mute Bias Circuit 20 Vcc 17 DO 18 ERC 19 EO .