參數(shù)資料
型號: AD871SE
廠商: ANALOG DEVICES INC
元件分類: ADC
英文描述: Complete 12-Bit 5 MSPS Monolithic A/D Converter
中文描述: 1-CH 12-BIT FLASH METHOD ADC, PARALLEL ACCESS, CQCC44
封裝: CERAMIC, LCC-44
文件頁數(shù): 8/16頁
文件大小: 378K
代理商: AD871SE
AD871–Dynamic Characteristics–Sample Rate: 5 MSPS
REV. A
–8–
1
9
2
8
3
6
f
IN
= 750kHz
f
IN
Amplitude = –0.5dB
THD = –72dB
S/(N+D) = 68dB
SFDR = 73dB
5
2
4
HARMONICS – dB
2ND
3RD
4TH
5TH
6TH
7TH
8TH
9TH
–81
–73
–94
–85
–90
–99
–90
–103
1
Figure 6. AD871 Typical FFT, f
IN
= 750 kHz
1
HARMONICS – dB
2ND
3RD
4TH
5TH
6TH
7TH
8TH
9TH
–87
–63
–95
–83
–88
–91
–88
–95
f
IN
= 2MHz
f
IN
AMPLITUDE = –0.5dB
THD = –63dB
S/(N+D) = 61dB
SFDR = 63dB
9
2
3
6
1
7
8
5
Figure 7. AD871 Typical FFT, f
IN
= 2 MHz
CODE X
CODE X + 1
100
0
30
10
20
60
40
50
70
80
90
1
$
s
= 0.166 LSB RMS
Figure 9. AD871 Code Probability at a Transition
0
–1
DEVIATION FROM CORRECT CODE (LSB)
1
1500000
1000000
500000
0
N
1635819
1094
1487
Figure 8. AD871 Output Code Histogram for DC Input
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