ML6420
ANALOG VIDEO
INPUT
ML6420/ML6422
ANTI-ALIAS FILTER
DIGITAL VIDEO
OUTPUT
ADC
8
≤500
DIGITAL CLAMP:
REF LEVEL
COMPARATOR
PRECISION CLAMP CIRCUITRY (MAY BE IN ADC MODULE)
Figure 8. DC Coupled Video Digitizer for 2V Video Signals
P–P
≥200µF
ANALOG VIDEO
INPUT
ML6420/ML6422
ANTI-ALIAS FILTER
DIGITAL VIDEO
OUTPUT
ADC
8
≤500
V
CC
DIGITAL CLAMP:
REF LEVEL
COMPARATOR
COARSE CLAMP
CIRCUITRY
PRECISION CLAMP CIRCUITRY (MAY BE IN ADC)
Figure 9. AC Coupled Video Digitizer for 2V Video Signals
P–P
16