AD9231BCPZRL7-65 Analog Devices Inc, AD9231BCPZRL7-65 Datasheet - Page 12
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AD9231BCPZRL7-65
Manufacturer Part Number
AD9231BCPZRL7-65
Description
12 Bit, 65 MSPS Low Power Dual ADC
Manufacturer
Analog Devices Inc
Datasheet
1.AD9231BCPZRL7-20.pdf
(36 pages)
Specifications of AD9231BCPZRL7-65
Number Of Bits
12
Sampling Rate (per Second)
65M
Data Interface
Serial, SPI™
Number Of Converters
2
Power Dissipation (max)
143.8mW
Voltage Supply Source
Analog and Digital
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
64-LFCSP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
AD9231
TYPICAL PERFORMANCE CHARACTERISTICS
AD9231-80
AVDD = 1.8 V; DRVDD = 1.8 V, maximum sample rate, 2 V p-p differential input, 1.0 V internal reference; AIN = −1.0 dBFS, DCS
disabled, unless otherwise noted.
–105
–120
–135
–105
–120
–135
–105
–120
–135
–15
–30
–45
–60
–75
–90
–15
–30
–45
–60
–75
–90
–15
–30
–45
–60
–75
–90
0
0
Figure 7. AD9231-80 Single-Tone FFT with f
0
Figure 6. AD9231-80 Single-Tone FFT with f
Figure 8. AD9231-80 Single-Tone FFT with f
0
0
0
80MSPS
30.6MHz @ –1dBFS
SNR = 70.1dB (71.1dBFS)
SFDR = 94.4dBc
4
4
4
5
8
8
8
+
12
12
12
3
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
6
16
16
16
80MSPS
9.7MHz @ –1dBFS
SNR = 70.2dB (71.2dBFS)
SFDR = 93.6dBc
2
2
20
20
20
+
80MSPS
69MHz @ –1dBFS
SNR = 69.9dB (70.9dBFS)
SFDR = 94.3dBc
6
2
24
24
24
6
+
5
28
28
28
3
IN
IN
IN
= 30.6 MHz
= 9.7 MHz
= 69 MHz
5
32
32
32
3
36
36
36
4
4
4
40
40
40
Rev. A | Page 12 of 36
Figure 11. AD9231-80 Two-Tone FFT with f
–105
–120
–135
–105
–120
–135
–105
–120
–135
–15
–30
–45
–60
–75
–90
–15
–30
–45
–60
–75
–90
–15
–30
–45
–60
–75
–90
Figure 10. AD9231-80 Single-Tone FFT with f
Figure 9. AD9231-80 Single-Tone FFT with f
0
0
0
0
0
0
F2 – F1 2F2 – F1
4
80MSPS
100.3MHz @ –1dBFS
SNR = 69.5dB (70.5dBFS)
SFDR = 87.7dBc
80MSPS
210.3MHz @ –1dBFS
SNR = 67.9dB (68.9dBFS)
SFDR = 83.2dBc
80MSPS
28.3 @ –7dBFS
30.6 @ –7dBFS
SFDR = 90dBc
4
4
4
8
8
8
3
2F1 + F2
12
12
12
5
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
16
16
16
F1 + F2
6
3
20
20
20
2
IN1
5
2F2 – F1
24
24
24
= 28.3 MHz and f
+
+
28
28
28
IN
IN
= 100.3 MHz
= 210.3 MHz
32
32
32
2F1 – F2
36
36
36
IN2
= 30.6 MHz
6
4
2
40
40
40