AD9237BCPZ-20 Analog Devices Inc, AD9237BCPZ-20 Datasheet - Page 14

• 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

AD9237
–0.25
–0.50
–0.75
–1.00
–100
–120
1.00
0.75
0.50
0.25
–20
–40
–60
–80
90
85
80
75
70
65
60
55
0
0
Figure 27. AD9237-65 SNR/SFDR vs. Input Frequency
0
0
0
SFDR
SNR
512
Figure 26. AD9237-40 Two-Tone FFT
25
f
1024
IN1
5
Figure 28. Typical INL
= 69 MHz, f
INPUT FREQUENCY (MHz)
1536
FREQUENCY (MHz)
50
CODE
IN2
2048
10
= 70 MHz
75
2560
SNR = 67.1dBFS
SFDR = 87.3dBFS
3072
15
100
3584
4096
125
2
0
Rev. A | Page 14 of 24
Figure 29. AD9237-40 Two-Tone SNR/SFDR vs. Analog Input with
–0.25
–0.50
–0.75
–1.00
1.00
0.75
0.50
0.25
100
90
80
70
60
50
40
30
90
85
80
75
70
65
60
55
0
–30
Figure 30. AD9237-40 SNR/SFDR vs. Input Frequency
0
0
SFDR dBFS
SNR dBFS
SFDR dBc
SNR dBc
512
25
–25
f
1024
IN1
Figure 31. Typical DNL
= 69 MHz, f
SFDR
INPUT FREQUENCY (MHz)
INPUT AMPLITUDE (AIN)
1536
50
–20
CODE
IN2
SNR
2048
= 70 MHz
75
2560
–15
3072
100
–10
3584
4096
–6.5
125