A
參數(shù)資料
型號: AD9218BSTZ-RL80
廠商: Analog Devices Inc
文件頁數(shù): 6/28頁
文件大?。?/td> 0K
描述: IC ADC 10BIT DUAL 80MSPS 48-LQFP
標準包裝: 2,000
位數(shù): 10
采樣率(每秒): 80M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 2
功率耗散(最大): 525mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 48-LQFP
供應(yīng)商設(shè)備封裝: 48-LQFP(7x7)
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 2 個差分,單極
AD9218
Rev. C | Page 14 of 28
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
(d
B
)
015.5
02
00
1-
0
20
ENCODE = 31MSPS
AIN = 8MHz AT –0.5dBFS
SNR = 59.23dB
SINAD = 59.1dB
H2 = –87dB
H3 = –81dB
Figure 20. FFT: FS = 31 MSPS, AIN = 8 MHz @ –0.5 dBFS, Differential,
1 V p-p Input Range
30
35
40
45
50
55
60
65
70
75
80
(dB
)
02
00
1-
0
21
0
50
100
150
200
250
AIN FREQUENCY (MHz)
SFDR
THIRD
SECOND
Figure 21. Harmonic Distortion (Second and Third) and
SFDR vs. AIN Frequency (1 V p-p, FS = 105 MSPS)
30
35
40
45
50
55
60
65
70
75
80
(dB
)
02
00
1-
0
22
0
50
100
150
200
250
AIN FREQUENCY (MHz)
SFDR
THIRD
SECOND
Figure 22. Harmonic Distortion (Second and Third) and
SFDR vs. AIN Frequency (1 V p-p, FS = 80 MSPS)
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
(d
B
)
015.5
02
00
1-
0
23
ENCODE = 31MSPS
AIN = 8MHz AT –0.5dBFS
SNR = 59dB
SINAD = 58.8dB
H2 = –78.7dB
H3 = –72.9dB
Figure 23. FFT: FS = 31 MSPS, AIN = 8 MHz @ –0.5 dBFS, Differential, with
AD8138 Driving ADC Inputs,1 V p-p Input Range
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
(d
B
)
052.5
02
00
1-
0
24
ENCODE = 105MSPS
AIN1 = 30.1MHz AT –7dBFS
AIN2 = 31.1MHz AT –7dBFS
SFDR = –67dBFS
Figure 24. Two-Tone Intermodulation Distortion
(30.1 MHz and 31.1 MHz; 1 V p-p, FS = 105 MSPS)
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
(d
B
)
040
02
00
1-
0
25
ENCODE = 80MSPS
AIN1 = 29.3MHz AT –7dBFS
AIN2 = 30.3MHz AT –7dBFS
SFDR = –77dBFS
Figure 25. Two-Tone Intermodulation Distortion
(29.3 MHz and 30.3 MHz; 1 V p-p, FS = 80 MSPS)
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