參數(shù)資料
型號(hào): AD9237BCPZRL7-65
廠商: Analog Devices Inc
文件頁(yè)數(shù): 4/24頁(yè)
文件大?。?/td> 0K
描述: IC ADC 12BIT SGL 65MSPS 32LFCSP
產(chǎn)品變化通告: Product Discontinuance 27/Oct/2011
標(biāo)準(zhǔn)包裝: 1,500
位數(shù): 12
采樣率(每秒): 65M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 3
功率耗散(最大): 190mW
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
AD9237
Data Sheet
Rev. B | Page 12 of 24
FREQUENCY (MHz)
AMPLITUDE
(dBc)
0
–120
–100
–80
–60
–40
–20
SNR = 65.6dBc
SFDR = 67.1dBc
05455-014
0
30 32.5
25
20
15
10
5
Figure 14. AD9237-65 100 MHz FFT
INPUT AMPLITUDE (dBFS)
SNR/SFDR
(dBc
and
dBFS)
90
80
70
60
50
40
30
–30
0
–5
–10
–15
–20
–25
05455-017
SFDR dBFS 4V p-p
SFDR dBc 4V p-p
SNR dBFS 2V p-p
SNR dBFS 4V p-p
SNR dBc 2V p-p
SNR dBc 4V p-p
SFDR dBFS 2V p-p
SFDR dBc 2V p-p
Figure 15. AD9237-65 SNR/SFDR vs. Input Amplitude with fIN = 35 MHz
INPUT AMPLITUDE (dBFS)
SNR/SFDR
(dBc
and
dBFS)
100
90
80
70
60
50
40
30
–30
0
–5
–10
–15
–20
–25
05455-019
SFDR dBFS 2V p-p
SNR dBc 2V p-p
SNR dBc 1V p-p
SFDR dBFS 1V p-p
SFDR dBc 2V p-p
SFDR dBc 1V p-p
SNR dBFS 2V p-p
SNR dBFS 1V p-p
Figure 16. AD9237-40 SNR/SFDR vs. Input Amplitude with fIN = 20 MHz
DUTY CYCLE (%)
SNR/SFDR
(dBc)
90
50
55
60
65
70
75
80
85
30
70
65
60
55
50
45
40
35
05455-030
SFDR DCS
ENABLED
SFDR DCS
DISABLED
SNR DCS ENABLED
SNR DCS DISABLED
Figure 17. SNR/SFDR vs. Clock Duty Cycle
INPUT AMPLITUDE (dBFS)
SNR/SFDR
(dBc
and
dBFS)
90
80
70
60
50
40
30
–30
0
–5
–10
–15
–20
–25
05455-018
SFDR dBFS 2V p-p
SNR dBFS 2V p-p
SNR dBFS 1V p-p
SNR dBc 2V p-p
SNR dBc 1V p-p
SFDR dBc 2V p-p
SFDR dBc 1V p-p
SFDR dBFS 1V p-p
Figure 18. AD9237-65 SNR/SFDR vs. Input Amplitude with fIN = 35 MHz
INPUT AMPLITUDE (dBFS)
SNR/SFDR
(dBc
and
dBFS)
100
90
80
70
60
50
40
30
–30
0
–5
–10
–15
–20
–25
05455-020
SFDR dBFS 2V p-p
SNR dBc 2V p-p
SNR dBc 1V p-p
SFDR dBFS 1V p-p
SFDR dBc 2V p-p
SFDR dBc 1V p-p
SNR dBFS 2V p-p
SNR dBFS 1V p-p
Figure 19. AD9237-20 SNR/SFDR vs. Input Amplitude with fIN = 10 MHz
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