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SSM2166
REV. A
–14–
SSM2166 Demo Board Parts List
R1 10k* Feedback
R2 10k Input
R3 50k Pot Rotation Point, Adj.
R4 1k Rotation Point, Fixed
R5 0 Comp Ratio, Fixed
R6 100k Pot Comp Ratio, Adj.
R7 1M Pot Noise Gate, Adj.
R8 1k Noise Gate, Fixed
R9 1k Gain Adj., Fixed
R10 20k Pot Gain Adj.
R11 330 Mute
R12 100k Power Down Pull-Up
C1 0.1* Input DC Block
C2 1 Buffer Low f g = 1
C3 0.1 µF +V Bypass
C4 2.2–22 Avg. Cap
C5 0.01 Mute Click Suppress
C6 10 Coupling
C7 10 VCA Noise/DC Balance
IC1 SSM2166P Mic Preamp
IC2 OP113FP Op Amp, Output Buffer
S1 SPST Mute
J1 1/8" Mini Phone Plug MIC Input
J2 RCA Female Output Jack
*Note: R values in kΩ, C values in µF.
Figure 28. Evaluation Board Parts List