AD9237BCPZ-20 Analog Devices Inc, AD9237BCPZ-20 Datasheet - Page 12
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AD9237BCPZ-20
Manufacturer Part Number
AD9237BCPZ-20
Description
IC ADC 12BIT SGL 20MSPS 32LFCSP
Manufacturer
Analog Devices Inc
Specifications of AD9237BCPZ-20
Data Interface
Parallel
Number Of Bits
12
Sampling Rate (per Second)
20M
Number Of Converters
3
Power Dissipation (max)
85mW
Voltage Supply Source
Single Supply
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
32-VFQFN, CSP Exposed Pad
Resolution (bits)
12bit
Input Channel Type
Differential
Supply Voltage Range - Analogue
2.7V To 3.6V
Supply Voltage Range - Digital
2.25V To 3.6V
Supply Current
30.5mA
Sampling Rate
20MSPS
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AD9237BCPZ-20
Manufacturer:
INFINEON
Quantity:
2 300
Part Number:
AD9237BCPZ-20
Manufacturer:
ADI/亚德诺
Quantity:
20 000
AD9237
Figure 15. AD9237-65 SNR/SFDR vs. Input Amplitude with f
Figure 16. AD9237-40 SNR/SFDR vs. Input Amplitude with f
–100
–120
–20
–40
–60
–80
100
90
80
70
60
50
40
30
90
80
70
60
50
40
30
0
–30
–30
0
SFDR dBFS 2V p-p
SFDR dBFS 2V p-p
SFDR dBFS 1V p-p
SNR = 65.6dBc
SFDR = 67.1dBc
SFDR dBc 2V p-p
SNR dBFS 2V p-p
SNR dBFS 4V p-p
Figure 14. AD9237-65 100 MHz FFT
–25
–25
5
SNR dBFS 1V p-p
SNR dBc 2V p-p
SNR dBc 4V p-p
SNR dBc 1V p-p
SFDR dBFS 4V p-p
10
INPUT AMPLITUDE (dBFS)
INPUT AMPLITUDE (dBFS)
–20
–20
SFDR dBc 4V p-p
FREQUENCY (MHz)
SFDR dBc 2V p-p
SNR dBc 2V p-p
SNR dBFS 2V p-p
15
–15
–15
20
–10
–10
SFDR dBc 1V p-p
25
–5
–5
IN
IN
= 35 MHz
= 20 MHz
30 32.5
0
0
Rev. A | Page 12 of 24
Figure 18. AD9237-65 SNR/SFDR vs. Input Amplitude with f
Figure 19. AD9237-20 SNR/SFDR vs. Input Amplitude with f
100
90
85
80
75
70
65
60
55
50
90
80
70
60
50
40
30
90
80
70
60
50
40
30
–30
–30
30
SFDR dBFS 1V p-p
SNR dBFS 2V p-p
SFDR dBFS 1V p-p
SFDR DCS
ENABLED
SNR dBFS 1V p-p
SFDR dBFS 2V p-p
Figure 17. SNR/SFDR vs. Clock Duty Cycle
35
–25
–25
SFDR dBFS 2V p-p
SNR dBFS 1V p-p
SNR dBc 1V p-p
SNR dBc 2V p-p
40
SFDR DCS
DISABLED
INPUT AMPLITUDE (dBFS)
INPUT AMPLITUDE (dBFS)
SFDR dBc 2V p-p
–20
–20
45
SFDR dBc 2V p-p
SNR dBc 2V p-p
DUTY CYCLE (%)
SNR dBFS 2V p-p
SNR dBc 1V p-p
–15
–15
50
55
–10
–10
SNR DCS ENABLED
SNR DCS DISABLED
SFDR dBc 1V p-p
SFDR dBc 1V p-p
60
–5
–5
65
IN
IN
= 35 MHz
= 10 MHz
70
0
0