AD9020 Analog Devices, Inc., AD9020 Datasheet - Page 9

• Manufacturer Part Number: AD9020
• Description: 10-bit 60 Msps A/d Converter
• Manufacturer: Analog Devices, Inc.

REV. A
356
+1.75V
20k
150
+2.5V
20k
AD580
1/2 AD708
10k
10k
10k
10k
R2
R3
R4
R1
1/2 AD708
AD9020 Reference Circuit
R
R
R
R
S
S
S
S
+1.75V
150
–1.75V
1/2 AD708
1/2 AD708
1/2 AD708
0.1 F
150
+5V
–0.875V
+0.875V
0V
–
5V
0.1 F
0.1 F
0.1 F
0.1 F
+V
–V
3/4
1/2
1/4
+V
SENSE
SENSE
–V
REF
REF
REF
REF
REF
12
63
57
11
56
1
7
*
*
*
R/2
R/2
R/2
R/2
R/2
R/2
R/2
R
R
R
R
R
R
R
R
= WIRING
RESISTANCE = < 5
AD9020
R/2
–9–
ANALOG INPUT
AD9020 Equivalent Digital Outputs
AD9020 Equivalent Encode Circuit
AD9020 Equivalent Analog Input
ENCODE
+
V
S
14
DIGITAL BITS
AND OVERFLOW
+
5.0V
13k
AD9020
1/2
1/4
+V
3/4
–V
SENSE
REF
REF
SENSE
REF