–16–

AD9844A

REV. 0

OUTLINE DIMENSIONS

Dimensions shown in inches and (mm).

48-Lead LQFP

(ST-48)

TOP VIEW

(PINS DOWN)

1

12

13

25

24

36

37

48

0.019 (0.5)

BSC

0.276

(7.00)

BSC

SQ

0.011 (0.27)

0.006 (0.17)

0.354 (9.00) BSC SQ

0.063 (1.60)

MAX

0.030 (0.75)

0.018 (0.45)

0.008 (0.2)

0.004 (0.09)

0

MIN

COPLANARITY

0.003 (0.08)

SEATING

PLANE

0.006 (0.15)

0.002 (0.05)

7

0

0.057 (1.45)

0.053 (1.35)

13 14 15 16 17 18 19 20 21 22 23 24

1

2

3

4

5

6

7

8

9

10

11

12

37

48 47 46 45 44

39 38

43 42 41 40

PIN 1

IDENTIFIER

TOP VIEW

(Not to Scale)

AD9844A

36

35

34

33

32

31

30

29

28

27

26

25

AUX1IN

AVSS

AUX2IN

AVDD2

BYP4

NC

CCDIN

BYP2

BYP1

AVDD1

AVSS

AVSS

(LSB) D0

D1

D2

D3

D4

D5

D6

D7

D8

(MSB) D11

0.1 F

0.1 F

0.1 F

0.1 F

0.1 F

0.1 F

3V

ANALOG

SUPPLY

CCD

SIGNAL

3V

ANALOG

SUPPLY

12

DATA

OUTPUTS

3

SERIAL

INTERFACE

0.1 F

1.0 F

1.0 F

0.1 F

3V

ANALOG SUPPLY

6

CLOCK

INPUTS

0.1 F

0.1 F

3V

ANALOG SUPPLY

3V

DRIVER

SUPPLY

NC = NO CONNECT

D9

D10

Figure 17. Recommended Circuit Configuration for CCD-Mode