ADV611JST Analog Devices Inc, ADV611JST Datasheet - Page 35
ADV611JST
Manufacturer Part Number
ADV611JST
Description
IC CODEC DIGITAL CCTV 120LQFP
Manufacturer
Analog Devices Inc
Type
Video Codecr
Datasheet
1.ADV611JSTZ.pdf
(46 pages)
Specifications of ADV611JST
Rohs Status
RoHS non-compliant
Data Interface
Serial
Resolution (bits)
8 b
Sigma Delta
No
Voltage - Supply, Digital
4.5 V ~ 5.5 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
120-LQFP
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CCIR-656 Video Format Timing
The diagrams in this section show transfer timing for pixel (YCrCb), line (horizontal), and frame (vertical) data in CCIR-656 video
mode. All output values assume a maximum pin loading of 50 pF. Note that in timing diagrams for CCIR-656 video, the label CTRL
indicates the VSYNC, HSYNC, and FIELD pins.
Parameter
t
t
t
t
Parameter
t
t
t
t
REV. 0
VDATA_DC_D
VDATA_DC_OH
CTRL_DC_D
CTRL_DC_OH
VDATA_EC_S
VDATA_EC_H
CTRL_EC_D
CTRL_EC_OH
(VCLK2 = 1)
(O) VCLKO
(O) VDATA
(VCLK2 = 0)
(I) VDATA
(O) CTRL
(O) VCLKO
(O) CTRL
(I) VCLKO
(I) VCLK
(I) VCLK
NOTE:
USE VCLK FOR CLOCKING VIDEO-ENCODE OPERATIONS AND USE VCLKO FOR CLOCKING VIDEO-DECODE OPERATIONS.
DO NOT TRY TO USE EITHER CLOCK FOR BOTH ENCODE AND DECODE.
t
VDATA DC OH
t
VALID
VALID
CTRL DC OH
Description
VDATA Signals, Decode CCIR-656 Mode, Delay
VDATA Signals, Decode CCIR-656 Mode, Output Hold
CTRL Signals, Decode CCIR-656 Mode, Delay
CTRL Signals, Decode CCIR-656 Mode, Output Hold
Table XXI. CCIR-656 Video—Encode Pixel (YCrCb) Timing Parameters
Description
VDATA Bus, Encode CCIR-656 Mode, Setup
VDATA Bus, Encode CCIR-656 Mode, Hold
CTRL Signals, Encode CCIR-656 Mode, Delay
CTRL Signals, Encode CCIR-656 Mode, Output Hold
Table XX. CCIR-656 Video—Decode Pixel (YCrCb) Timing Parameters
Figure 24. CCIR-656 Video—Decode Pixel (YCrCb) Transfer Timing
Figure 25. CCIR-656 Video—Encode Pixel (YCrCb) Transfer Timing
ASSERTED
t
CTRL EC OH
t
VDATA DC D
t
VALID
CTRL DC D
t
t
VCLKO D1
VCLKO D0
Figure 23. Video Clock Timing
t
CTRL EC D
t
VCLK CYC
–35–
VALID
VALID
t
VDATA EC S
ASSERTED
VALID
t
VDATA EC H
Min
N/A
4
N/A
5
Min
2
5
N/A
20
ADV611/ADV612
VALID
VALID
Max
14
N/A
11
N/A
Max
N/A
N/A
33
N/A
Units
ns
ns
ns
ns
Units
ns
ns
ns
ns