Datasheet

ADV7181C Data Sheet
Rev. E | Page 8 of 20
ANALOG SPECIFICATIONS
AVDD = 3.15 V to 3.45 V, DVDD = 1.65 V to 2.0 V, DVDDIO = 3.0 V to 3.6 V, PVDD = 1.71 V to 1.89 V. T
MIN
to T
MAX
= −40°C to +85°C,
unless otherwise noted. Recommended analog input video signal range: 0.5 V to 1.6 V, typically 1 V p-p.
Table 4.
Parameter
1, 2
Test Conditions Min Typ Max Unit
CLAMP CIRCUITRY
External Clamp Capacitor 0.1 µF
Input Impedance; Except Pin 34 (FB) Clamps switched off 10 MΩ
Input Impedance of Pin 34 (FB) 20 kΩ
CML 1.86 V
ADC Full-Scale Level CML + 0.8 V
ADC Zero-Scale level CML − 0.8 V
ADC Dynamic Range 1.6 V
Clamp Level (When Locked) CVBS input CML – 0.292 V
SCART RGB input (R, G, B signals) CML – 0.4 V
S-Video input (Y signal)
CML – 0.292
V
S-Video input (C signal) CML – 0 V
Component input (Y, Pr, Pb signals) CML – 0.3 V
PC RGB input (R, G, B signals) CML – 0.3 V
Large Clamp Source Current SDP only 0.75 mA
Large Clamp Sink Current SDP only 0.9 mA
Fine Clamp Source Current SDP only 17 µA
Fine Clamp Sink Current SDP only 17 µA
1
The minimum/maximum specifications are guaranteed over this range.
2
Guaranteed by characterization.