SM7153
SM7153 is ELECTRONIC VOLUME CONTROLLER manufactured by SAMHOP.
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
APPLICATION
Audio Equipment Volume Control.
L-OUT2 INH DCO
BLOCK DIAGRAM
VDD 16 VSS 1 INH 7
U/D
U/D 7 BITS CK
BI-DIRECTIONAL SHIFT REGISTER
U/D 6 BITS
.DataSheet.co.kr
BI-DIRECTIONAL SHIFT REGISTER
AUTO INITIALISE CIRCUIT
CONSTANT CURRENT CIRCUIT
L-OUT1 L-IN1
2 3 A-SW A-SW
CK A-SW...
