AD9020JE Analog Devices, AD9020JE Datasheet - Page 11
AD9020JE
Manufacturer Part Number
AD9020JE
Description
10-Bit 60 MSPS A/D Converter
Manufacturer
Analog Devices
Datasheet
1.AD9020JE.pdf
(12 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Step
1024
1023
1022
512
511
510
02
01
00
The overflow bit is always 0 except where noted in parentheses ( ). MSB INVERT and LSBs INVERT are considered dc controls.
REV. A
•
•
•
•
•
•
AD9020 SNR and ENOB vs. Input Frequency
AD9020 Harmonics vs. Input Frequency
62
56
50
44
38
32
26
20
30
35
40
45
50
55
60
65
70
FS = +1.75 V
0 = –1.75 V
1
1
> +1.7500
<–1.7466
Range
+1.7466
+1.7432
+0.0034
–0.0034
–1.7432
–1.7466
0.000
2
2
•
•
•
•
•
•
4
INPUT FREQUENCY – MHz
+55 C & +125 C
INPUT FREQUENCY – MHz
4
6 8 10
6 8 10
ENCODE RATE = 40MSPS
– 55 C
+125 C
20
40
20
LSBs INV = “0”
MSB INV = “0”
(1)1111111111
60 100
1111111111
1111111110
1000000000
0111111111
0111111110
0000000010
0000000001
0000000000
+25 C
+ 25 C
40
True
•
•
•
•
•
•
60
200
10.0
9.0
8.0
7.0
6.0
5.0
4.0
100
AD9020 Truth Table
Offset Binary
LSBs INV = “1”
(1)0000000000
MSB INV = “1”
–11–
0000000000
0000000001
0111111111
1000000000
1000000001
1111111101
1111111110
1111111111
Inverted
•
•
•
•
•
•
Input Capacitance/Resistance vs. Input Voltage
AD9020 SNR and ENOB vs. Conversion Rate
62
56
50
44
38
32
26
20
48
47
46
45
44
–1.8
1
–1.2
2
RESISTANCE
ANALOG INPUT
CONVERSION RATE – MSPS
LSBs INV = “0”
MSB INV = “1”
(1)0111111111
–0.6
4
0111111111
0111111110
0000000000
1111111111
1111111110
1000000010
1000000001
1000000000
ANALOG INPUT = 2.3MHz
6
True
8 10
•
•
•
•
•
•
0
Twos Complement
(A
IN
)
+
0.6
– Volts
20
CAPACITANCE
40
+
1.2
LSBs INV = “1”
MSB INV = “0”
(1)1000000000
60
AD9020
1000000000
1000000001
1111111111
0000000000
0000000001
0111111101
0111111110
0111111111
Inverted
+
100
1.8
10
70
60
50
40
30
20
10.0
9.0
8.0
7.0
6.0
5.0
4.0
•
•
•
•
•
•