AD9281 Analog Devices, AD9281 Datasheet - Page 7

• Manufacturer Part Number: AD9281
• Description: Dual Channel 8-Bit Resolution CMOS ADC
• Manufacturer: Analog Devices

Specifications of AD9281

• Resolution (bits): 8bit
• # Chan: 2
• Sample Rate: 28MSPS
• Interface: Par
• Analog Input Type: Diff-Uni,SE-Uni
• Ain Range: (Vref) p-p,1 V p-p,2 V p-p,Uni (Vref),Uni 1.0V,Uni 2.0V
• Adc Architecture: Pipelined
• Pkg Type: SOP

REV. F
Figure 11. Power Consumption vs. Clock Frequency
Figure 10. Voltage Reference Error vs. Temperature
1.013
1.012
1.011
1.010
1.009
1.008
1.00E+06
240
235
230
225
220
215
210
205
200
195
190
185
70
65
60
55
50
45
20
40
35
30
25
–40
0
Figure 9. THD vs. Clock Frequency
–20
4
8
0
CLOCK FREQUENCY – MHz
CLOCK FREQUENCY – Hz
TEMPERATURE – C
12
20
1.00E+07
16
40
20
60
24
80
28
1.00E+08
100
32
–7–
1.20E+07
1.00E+07
8.00E+06
6.00E+06
4.00E+06
2.00E+06
0.00E+00
Figure 14. SNR vs. Input Frequency (Single-Ended)
–12
–15
–18
–21
–24
–27
1.00E+05
1.00E+06
50
45
40
35
30
25
–3
–6
–9
0
Figure 12. Grounded Input Histogram
Figure 13. Full Power Bandwidth
12050
N–1
1.00E+06
1.00E+07
INPUT FREQUENCY – Hz
INPUT FREQUENCY – Hz
10000000
CODE
N
1.00E+07
1.00E+08
–0.5dB
–6dB
–20dB
AD9281
800
N+1
1.00E+08
1.00E+09