ADV7191 Analog Devices, ADV7191 Datasheet - Page 45

• Manufacturer Part Number: ADV7191
• Description: Video Encoder with Six 10-Bit DACs and Video Encoder with Six DAC Outputs
• Manufacturer: Analog Devices

UNUSED
INPUTS
SHOULD BE
GROUNDED
(SAME CLOCK AS
USED BY MPEG2
5V (V
27MHz CLOCK
DECODER)
5V (V
AA
4.7k
4.7 F
6.3V
)
AA
0.1 F
)
5V (V
5V (V
AA
0.1 F
AA
4.7k
)
)
COMP1
COMP2
CSO_HSO
V
P0
P15
VSO/CLAMP
PAL_NTSC
SCRESET/RTC/TR
HSYNC
VSYNC
BLANK
RESET
ALSB
TTX
TTXREQ
CLKIN
REF
V
CLKOUT
ADV7190/
ADV7191
AA
POWER SUPPLY DECOUPLING
FOR EACH POWER SUPPLY GROUP
17, 25,
29, 38,
43, 54, 63
BOARD LAYOUT
APPENDIX 1
AGND
10nF
18, 24, 26,
33, 39, 42,
55, 64
DAC A
DAC B
DAC D
DAC C
DAC E
DAC F
R
R
SDA
SET2
SCL
SET1
0.1 F
1.2k
300
300
300
300
300
300
100
100
1.2k
5V (V
5V (V
AA
5k
CONNECT DAC OUTPUTS
TO OPTIONAL OUTPUT FILTER
AND BUFFER CIRCUIT
)
AA
)
5V (V
ADV7190/ADV7191
AA
5k
)
MPU BUS