Cirrus Logic AN31 - Manual (Page 15)

VA
+
V
D
+
VR
E
F
+
VR
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F
-
AI
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S
550
4
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it
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AI
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1
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DG
N
D
SC
L
K
SD
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A
CO
NV CA
L
XI
N
3 2
6
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4
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1007
4 3 2 20
14
17 CS
DR
DY
11
6
10
15
8
7
2k 2k
1k
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Tra
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100
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4
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or
MIC
4
4
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17.8k
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≈ 3.6V
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AI
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AI
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-
19 18
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C
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350
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BP
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upp
ly
Bridge Transducer Digitizer Circuits
AN31REV3 15