AD9238BSTRL-20 Analog Devices Inc, AD9238BSTRL-20 Datasheet - Page 14

• Manufacturer Part Number: AD9238BSTRL-20
• Description: IC ADC 12BIT DUAL 20MSPS 64-LQFP
• Manufacturer: Analog Devices Inc

Specifications of AD9238BSTRL-20

• Rohs Status: RoHS non-compliant
• Number Of Bits: 12
• Sampling Rate (per Second): 20M
• Data Interface: Parallel
• Number Of Converters: 2
• Power Dissipation (max): 180mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 64-LQFP

AD9238
74
72
70
68
95
90
85
80
75
70
65
60
55
50
84
82
80
78
76
74
72
70
68
66
Figure 25. SINAD/SFDR vs. Temperature with f
30
–50
0
SINAD –20
Figure 24. SINAD/SFDR vs. Clock Duty Cycle
35
Figure 23. SINAD vs. FS with Nyquist Input
DCS OFF (SFDR)
40
20
CLOCK FREQUENCY
0
TEMPERATURE (°C)
DUTY CYCLE (%)
SINAD –40
SFDR
45
SINAD
DCS ON (SFDR)
50
DCS OFF (SINAD)
40
50
DCS ON (SINAD)
55
IN
SINAD –65
= 32.5 MHz
60
60
100
65
12.0
11.5
11.0
Rev. C | Page 14 of 48
–0.2
–0.4
–0.6
–0.8
–1.0
–0.2
–0.4
–0.6
–0.8
–1.0
600
500
400
300
200
100
1.0
0.8
0.6
0.4
0.2
1.0
0.8
0.6
0.4
0.2
0
0
0
0
0
500
500
Figure 26. Analog Power Consumption vs. FS
10
–20
Figure 28. AD9238-65 Typical DNL
Figure 27. AD9238-65 Typical INL
1000
1000
20
SAMPLE RATE (MSPS)
–40
1500
1500
30
CODE
CODE
2000
2000
2500
2500
40
–65
3000
3000
50
3500
3500
60
4000
4000