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X9401 Datasheet, PDF (18/20 Pages) Intersil Corporation – Low Noise/Low Power/SPI Bus | |||
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Application Circuits (continued)
Inverting Amplifier
R1 R2
VS
â
+
VO = G VS
G = - R2/R1
X9401
Equivalent L-R Circuit
C1
R2
VO
VS
+
â
R1
ZIN
R3
ZIN = R2 + s R2 (R1 + R3) C1 = R2 + s Leq
(R1 + R3) >> R2
Function Generator
C
â
R2
R1
â
+
} RA
+
} RB
frequency â R1, R2, C
amplitude â RA, RB
18
FN8190.2
September 23, 2005
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