1997 Mar 06

12

Philips Semiconductors

Product specification

Triple 8-bit video digital-to-analog

converter

TDA8772

APPLICATION INFORMATION

Fig.6 Application diagram.

Analog and digital supplies should be separated and decoupled.

Supplies are not connected internally.

All ground pins must be connected. One ground plane is preferred although it depends on the application.

See Fig.7 for example of anti-aliasing filter.

handbook, full pagewidth

MBB664 - 4

V REF

100 nF

VSSA

VDDA1

B1

B2

BLANK

G7

G6

G5

G4

G3

G2

G1

G0

CLKR

R2

R0

SYNC

VDDA2

10

nF

5 V

VSSA2

75

Ω

VDDA3

10 nF

5 V

R3

R4

R5

1

2

3

4

5

6

7

8

9

10

11

44

43

42

41

40

39

38

37

36

35

34

12

13

14

15

16

17

18

19

20

21

22

33

32

31

30

29

28

27

26

25

24

23

TDA8772

75

Ω

VSSA

OUTR

VSSA

OUTG

VSSA

OUTB

VSSA

VDDD2

10 nF

5 V

VSSD

VDDD1

10 nF

5 V

VSSD

VSSA

5 V

VSSA

75

Ω

B5

B6

B7

CLKB

CLKG

IREFB

8.2

k

Ω

OUTG

VSSA

VSSA1

IREFA

33

k

Ω

VSSD2

B0

B4

B3

R6

R7

R1

VSSD1

10

nF