AD9288

Rev. C | Page 8 of 24

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS

GND

DFS

S1

S2

GND

36

35

34

33

32

31

30

29

28

27

26

25

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

1

2

3

4

5

6

7

8

9

10

11

12

48 47 46 45 44

39 38 37

43 42 41 40

PIN 1

IDENTIFIER

NC

NC

GND

GND

NC = NO CONNECT

GND

GND

NC

NC

AD9288

TOP VIEW

(Not to Scale)

Figure 5. Pin Configuration

Table 3.

Pin No.

Name

Description

1, 12, 16, 27, 29,

32, 34, 45

GND

Ground

2

Analog Input for Channel A.

3

Analog Input for Channel A (Complementary).

4

DFS

Data Format Select. Offset binary output available if set low. Twos complement output available if set high.

5

Reference Voltage Input for Channel A.

6

Internal Reference Voltage.

7

Reference Voltage Input for Channel B.

8

S1

9

S2

10

Analog Input for Channel B (Complementary).

11

Analog Input for Channel B.

13, 30, 31, 48

Analog Supply (3 V).

14

Clock Input for Channel B.

15, 28, 33, 46

Digital Supply (3 V).

17–24

Digital Output for Channel B.

25, 26, 35, 36

NC

Do Not Connect.

37–44

Digital Output for Channel A.

47

Clock Input for Channel A.