AD9071 Analog Devices, AD9071 Datasheet - Page 4

• Manufacturer Part Number: AD9071
• Description: 10-Bit/ 100 MSPS A/D Converter
• Manufacturer: Analog Devices

AD9071
Pin No.
1, 7, 12, 21, 23
2, 8, 11
3
4
5, 6
9
10
13
14
15–19, 24–28
20, 22
Model
AD9071BR
AD9071/PCB
VREF OUT
ENCODE
VREF IN
PIN CONFIGURATION
GND
DNC
DNC
GND
GND
V
AIN
V
AIN
V
OR
Temperature Range
–40 C to +85 C
+25 C
CC
CC
CC
Name
GND
V
VREF OUT
VREF IN
DNC
AIN
AIN
ENCODE
OR
D9–D0
V
DNC = DO NOT CONNECT
CC
DD
12
13
14
10
11
1
2
3
4
5
6
7
8
9
(Not to Scale)
AD9071BR
TOP VIEW
20
19
18
17
16
15
28
27
26
25
24
23
22
21
Function
Ground.
Analog Power Supply. Nominally 5.0 V. (Tie together to prevent a possible latch-up condition.)
Internal Reference Output (V
Reference Input for ADC (V
Do Not Connect.
Analog Input – Complementary.
Analog Input – True.
Encode clock for ADC. (ADC Samples on Rising Edge of ENCODE.)
Out-of-Range Output. Goes HIGH when the converted sample is more positive than
3FF
Digital outputs of ADC. D9 is the MSB. Data is offset binary.
Digital Output Power Supply. User selectable range from 3 V to 5 V.
D0
D1
D2
D3
D4
GND
V
GND
V
D5
D6
D7
D8
D9 (MSB)
DD
DD
H
or more negative than 000
PIN FUNCTION DESCRIPTIONS
ORDERING GUIDE
Package Description
28-Lead Wide Body (SOIC)
Evaluation Board
–4–
CC
Code
1023
1023
1022
513
512
511
1
0
0
CC
•
•
•
•
•
•
– 2.5 V typical).
– 2.5 V typical); Bypass with 0.1 F to V
H
(offset binary coding).
AIN–AIN
0.511 V
0.510 V
0.001 V
0.000 V
–0.001 V
–0.511 V
–0.512 V
–0.513 V
Table I. Output Coding
0.512 V
•
•
•
•
•
•
Offset
Binary
11 1111 1111
11 1111 1111
11 1111 1110
10 0000 0001
10 0000 0000
01 1111 1111
00 0000 0001
00 0000 0000
00 0000 0000
Package Option
R-28
CC
•
•
•
•
•
•
.
REV. B
OR
1
0
0
•
•
•
0
0
0
•
•
•
0
0
1