Datasheet

AD9288
Rev. C | Page 8 of 24
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
00585-002
GND
A
IN
A
V
D
ENC
B
V
DD
GND
(MSB) D7
B
D6
B
D5
B
D4
B
D3
B
D2
B
D1
B
D0
B
A
IN
A
DFS
REF
IN
A
REF
OUT
REF
IN
B
S1
S2
A
IN
B
A
IN
B
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 3743 42 41 40
PIN 1
IDENTIFIER
NC
NC
V
DD
GND
GND
V
D
V
D
NC = NO CONNECT
GND
GND
V
DD
NC
NC
AD9288
TOP VIEW
(Not to Scale)
V
D
ENC
A
V
DD
GND D7
A
(MSB)
D6
A
D5
A
D4
A
D3
A
D2
A
D1
A
D0
A
Figure 5. Pin Configuration
Table 3.
Pin No. Name Description
1, 12, 16, 27, 29,
32, 34, 45
GND Ground
2 A
IN
A Analog Input for Channel A.
3
A
IN
A
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 REF
IN
A Reference Voltage Input for Channel A.
6 REF
OUT
Internal Reference Voltage.
7 REF
IN
B Reference Voltage Input for Channel B.
8 S1 User Select 1. Refer to Table 4. Tied with respect to V
D
.
9 S2 User Select 2. Refer to Table 4. Tied with respect to V
D
.
10
A
IN
B
Analog Input for Channel B (Complementary).
11 A
IN
B Analog Input for Channel B.
13, 30, 31, 48 V
D
Analog Supply (3 V).
14 ENC
B
Clock Input for Channel B.
15, 28, 33, 46 V
DD
Digital Supply (3 V).
17–24 D7
B
–D0
B
Digital Output for Channel B.
25, 26, 35, 36 NC Do Not Connect.
37–44 D0
A
–D7
A
Digital Output for Channel A.
47 ENC
A
Clock Input for Channel A.