ADV7281

Data Sheet

Rev. A | Page 30 of 32

Figure 21 provides an example of how to connect the ADV7281-M. For detailed schematics of the ADV7281-M evaluation board, contact

a local Analog Devices, Inc., field applications engineer or an Analog Devices distributor.

SCLK

31

SCLK

SDATA

30

SDATA

17

18

DIAG1

22

23

6

7

8

9

10

11

12

VREFP

VREFN

28.63636MHz

47pF

47pF

LOCATE CLOSE TO, AND

ON THE SAME SIDE OF

THE PCB AS, THE ADV7281-M

XTALP

14

XTALN

15

ALSB

29

4kΩ

0.1µF

10nF

0.1µF

10nF

0.1µF

10nF

0.1µF

10nF

RESET

RESET

PWRDWN

PWRDWN

32

28

0.1µF

10nF

0.1µF

19

20

24

25

26

27

D0P

D0N

CLKP

CLKN

GPO2

GPO1

GPO0

GPO2

GPO1

GPO0

D0P

D0N

CLKP

CLKN

5

INTRQ

INTRQ

DIAG2

0.1µF

0.1µF

430Ω

150Ω

430Ω

1

9.1

0.1µF

0.1µF

430Ω

75Ω

430Ω

DIAG1

DIAG2

51Ω

24Ω

0.1µF

SINGLE-ENDED

51Ω

24Ω

0.1µF

DIAG1

DIAG2

FULLY

DIFFERENTIAL

CVBS INPUT

PSEUDO

DIFFERENTIAL

CVBS INPUT

kΩ

kΩ

9.1kΩ

1kΩ

CVBS INPUT

EXAMPLE

SINGLE-ENDED

CVBS INPUT

EXAMPLE

ADV7281-M

LOCATE VREFN AND VREFP CAPACITOR AS CLOSE

AS POSSIBLE TO THE ADV7281-M AND ON THE SAME

SIDE OF THE PCB AS THE ADV7281-M

1.3kΩ

1.3kΩ

1.3kΩ

1.3kΩ

DIFF1+

DIFF1–

DIFF2+

DIFF2–

Figure 21. Typical Connection Diagram, ADV7281-M