MB40C338 Datasheet, PDF (13/18 Pages) Fujitsu Component Limited. – 3 ch 8-bit 162 MSPS A/D Converter

s CLAMP and AMP OPERATION
Amp/CLAMP circuit
Image signal
RVIN
10 µF
+
× 1.9
−
−
+
R1
MB40C338
RVCLP
Clamp pulse
RADIN
< For example, Sync on G signal input >
GVIN
R2
INTERNAL BIAS
(0.6 × AVDD)
0.7 Vp-p
PCLP
VRT
1.33 VP-P
GADIN
GVCLP
VRB
Contrast adjust : controlling the voltage difference between VRT and VRB (typ : VRT − VRB = 1.33 V)
Brightness adjust : controlling the voltage difference between VCLP and VRB (typ : VCLP = VRB)
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