2004 Jul 05

15

Philips Semiconductors

Product specification

12-bit, 5.0 V, 40 Msps analog-to-digital

interface for CCD cameras

TDA9965A

APPLICATION INFORMATION

handbook, full pagewidth

MGU714

1

2

3

4

5

6

7

8

9

10

11

36

48

47

46

45

44

43

42

41

40

39

38

37

13

14

15

16

5.0 V

17

18

19

20

21

22

23

24

35

34

33

32

31

(2)

(2)

30

29

28

27

26

12

25

TDA9965A

D9

D8

D7

D5

D4

D3

D2

OGND2

VCCO2

OGND1

VCCO1

AGND4

IN

AGND5

STGE

AGND1

VCCA1

VCCA2

Vref

n.c.

D6

AGND2

PGAOUT

ADCIN

from timing

generator

serial

interface

5.0 V

5.0 V

CCD

(2)

5.0 V

(2)

33 pF

47 nF

100 nF

(2)

(3)

(3)

5.0 V

(2)

(2)

(1)

1 nF

1

nF

1

µF

2.2

nF

Fig.12 Application diagram.

(1) The clamp level of the signal input at pin ADCIN can be tuned from code 0 to code 1023 in one LSB step of the ADC via the serial interface (clamp

ADC activated).

(2) All supply pins must be decoupled with 100 nF capacitors mounted as closely as possible to the device.