SM7153 SAMHOP Microelectronics Corp.
ELECTRONIC VOLUME CONTROLLER FEATURES * 0dB to -66dB attenuation controlled by 2dB/step * 2 channels built in * High voltage CMOS technology operating voltage range: VCC=6 ~ 12V PIN ASSIGNMENT Vss L-OUT1 L-IN1 A-GND L-IN2 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 VDD R-OUT1 R-IN1 A-GND R-IN2 R-OUT2 U/D OSC SM7153 APPLICATION Audio Equipment Volume Control.
L-OUT2 INH DCO BLOCK DIAGRAM VDD 16 VSS 1 INH 7 U/D 10 U/D 7 BITS CK BI-DIRECTIONAL SHIFT REGISTER INT U/D 6 BITS www.
DataSheet.
co.
kr CK BI-DIRECTIONAL SHIFT REGISTER AUTO INITIALISE CIRCUIT INT OSC 9 OSC CONSTANT CURRENT CIRCUIT VDD 8 DCO L-OUT1 L-IN1 2 3 A-SW A-SW CK CK A-SW A-...

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