ADV7177KS Analog Devices Inc, ADV7177KS Datasheet - Page 34

• Manufacturer Part Number: ADV7177KS
• Description: IC DAC VIDEO NTSC 3-CH 44MQFP
• Manufacturer: Analog Devices Inc
• Type: Video Encoderr

Specifications of ADV7177KS

• Rohs Status: RoHS non-compliant
• Applications: Set-Top Boxes, TV
• Voltage - Supply, Analog: 3 V ~ 3.6 V
• Mounting Type: Surface Mount
• Package / Case: 44-MQFP, 44-PQFP
• Adc/dac Resolution: 9b
• Screening Level: Commercial
• Package Type: MQFP
• Pin Count: 44
• Voltage - Supply, Digital: -
• Lead Free Status / RoHS Status: Not Compliant

ADV7177/ADV7178
RESET
33pF
5V (V
AA
4kΩ
33pF
100nF
)
27MHz
XTAL
UNUSED
INPUTS
SHOULD BE
GROUNDED
INPUTS
OSD
27MHz OR 13.5MHz
CLOCK OUTPUT
3–10, 12–14
PIXEL DATA
37–41,
5V (V
11
34
35
36
15
16
17
22
44
43
0.1µF
2
AA
10kΩ
Figure 43. Recommended Analog Circuit Layout
5V (V
OSD_EN
OSD_0
OSD_1
OSD_2
HSYNC
FIELD/VSYNC
BLANK
RESET
CLOCK
CLOCK
CLOCK/2
P15–P0
)
V
REF
32
AA
ALSB
)
18
ADV7177/
ADV7178
5V (V
COMP
25
Rev. C | Page 34 of 44
AA
0.1µF
)
GND
CHROMA
SCLOCK
19, 21
29, 42
SDATA
V
LUMA
CVBS
AA
R
POWER SUPPLY DECOUPLING
FOR EACH POWER SUPPLY GROUP
SET
1, 20, 28, 30
27
26
31
23
24
24
0.1µF
100Ω
100Ω
75Ω
75Ω
75Ω
100Ω
0.01µF
5V (V
5V (V
CC
5kΩ
AA
10µF
)
)
5V (V
(FERRITE BEAD)
CC
5kΩ
)
L1
MPU BUS
5V (V
AA
33µF
)
5V
(V
GND
CC
)