參數(shù)資料
型號(hào): AD9237BCPZRL7-40
廠商: Analog Devices Inc
文件頁(yè)數(shù): 5/24頁(yè)
文件大?。?/td> 0K
描述: IC ADC 12BIT SGL 40MSPS 32LFCSP
標(biāo)準(zhǔn)包裝: 1,500
位數(shù): 12
采樣率(每秒): 40M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 3
功率耗散(最大): 135mW
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 32-VFQFN 裸露焊盤(pán),CSP
供應(yīng)商設(shè)備封裝: 32-LFCSP-VQ(5x5)
包裝: 帶卷 (TR)
輸入數(shù)目和類(lèi)型: 2 個(gè)單端,單極;1 個(gè)差分,單極
Data Sheet
AD9237
Rev. B | Page 13 of 24
FREQUENCY (MHz)
AMPLITUDE
(dBc)
0
–20
–40
–60
–80
–100
–120
0
30 32.5
25
20
15
10
5
05455-095
SNR = 67.0dBFS
SFDR = 87.8dBFS
Figure 20. AD9237-65 Two-Tone FFT, fIN1 = 45 MHz, fIN2 = 46 MHz
FREQUENCY (MHz)
AMPLITUDE
(dBc)
0
–20
–40
–60
–80
–100
–120
0
20
15
10
5
05455-021
SNR = 67.2dBFS
SFDR = 88.3dBFS
Figure 21. AD9237-40 Two-Tone FFT
fIN1 = 45 MHz, fIN2 = 46 MHz
FREQUENCY (MHz)
AMPLITUDE
(dBFS)
0
–20
–40
–60
–80
–100
–120
0
30
25
20
15
10
5
05455-094
SNR = 66.9dBFS
SFDR = 84.1dBFS
Figure 22. AD9237-65 Two-Tone FFT, fIN1 = 69 MHz, fIN2 = 70 MHz
SFDR dBFS
SFDR dBc
SNR dBc
INPUT AMPLITUDE (AIN)
SNR/SFDR
(dBc
and
dBFS)
100
30
40
50
60
70
80
90
–30
–10
–6.5
–15
–20
–25
05455-024
SNR dBFS
Figure 23. AD9237-65 Two-Tone SNR/SFDR , vs. Analog Input with
fIN1 = 45 MHz, fIN2 = 46 MHz
SFDR dBFS
SFDR dBc
SNR dBc
INPUT AMPLITUDE (AIN)
SNR/SFDR
(dBc
and
dBFS)
100
30
40
50
60
70
80
90
–30
–10
–6.5
–15
–20
–25
05455-025
SNR dBFS
Figure 24. AD9237-40 Two-Tone SNR/SFDR , vs. Analog Input with
fIN1 = 45 MHz, fIN2 = 46 MHz
SFDR dBFS
SFDR dBc
SNR dBc
INPUT AMPLITUDE (AIN)
SNR/SFDR
(dBc
and
dBFS)
100
30
40
50
60
70
80
90
–30
–10
–6.5
–15
–20
–25
05455-098
SNR dBFS
Figure 25. AD9237-65 Two-Tone SNR/SFDR vs. Analog Input with
fIN1 = 69 MHz, fIN2 = 70 MHz
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