參數(shù)資料
型號(hào): AD9259ABCPZRL7-50
廠商: Analog Devices Inc
文件頁(yè)數(shù): 8/52頁(yè)
文件大?。?/td> 0K
描述: IC ADC 14BIT SRL 50MSPS 48LFCSP
標(biāo)準(zhǔn)包裝: 750
位數(shù): 14
采樣率(每秒): 50M
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 4
功率耗散(最大): 409mW
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-VFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 48-LFCSP-VQ(7x7)
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 8 個(gè)單端,單極;4 個(gè)差分,單極
AD9259
Data Sheet
Rev. E | Page 16 of 52
10
25
20
15
35
30
45
40
50
90
60
70
65
75
85
80
S
NR/
S
F
DR
(
d
B)
ENCODE (MSPS)
2V p-p, SNR
2V p-p, SFDR
05965-
059
Figure 21. SNR/SFDR vs. Encode, fIN = 10.3 MHz, fSAMPLE = 50 MSPS
10
25
20
15
35
30
45
40
50
90
60
70
65
75
85
80
S
NR/
S
F
DR
(
d
B)
ENCODE (MSPS)
2V p-p, SNR
2V p-p, SFDR
05965-
060
Figure 22. SNR/SFDR vs. Encode, fIN = 35 MHz, fSAMPLE = 50 MSPS
S
NR/
S
F
DR
(
d
B)
ANALOG INPUT LEVEL (dBFS)
0
10
20
30
40
50
60
70
80
90
100
–60
–50
–40
–30
–20
–10
0
fIN = 10.3MHz
fSAMPLE = 50MSPS
2V p-p, SFDR
2V p-p, SNR
80dB
REFERENCE
05965-
066
Figure 23. SNR/SFDR vs. Analog Input Level, fIN = 10.3 MHz, fSAMPLE = 50 MSPS
S
NR/
S
F
DR
(
d
B)
ANALOG INPUT LEVEL (dBFS)
0
10
20
30
40
50
60
70
80
90
100
–60
–50
–40
–30
–20
–10
0
fIN = 35MHz
fSAMPLE = 50MSPS
2V p-p, SFDR
2V p-p, SNR
80dB
REFERENCE
05965-
065
Figure 24. SNR/SFDR vs. Analog Input Level, fIN = 35 MHz, fSAMPLE = 50 MSPS
A
MPL
IT
U
D
E
(d
B
F
S)
–120
0
–20
–40
–60
–80
–100
0
5
10
15
20
25
FREQUENCY (MHz)
AIN1 AND AIN2 = –7dBFS
SFDR = 87.76dBc
IMD2 = 90.18dBc
IMD3 = 87.27dBc
05965-
056
Figure 25. Two-Tone 32k FFT with fIN1 = 15 MHz and fIN2 = 16 MHz,
fSAMPLE = 50 MSPS
A
MPL
IT
U
D
E
(d
B
F
S)
–120
0
–20
–40
–60
–80
–100
0
5
10
15
20
25
FREQUENCY (MHz)
AIN1 AND AIN2 = –7dBFS
SFDR = 80.37dBc
IMD2 = 79.75dBc
IMD3 = 84.50dBc
05965-
055
Figure 26. Two-Tone 32k FFT with fIN1 = 70 MHz and fIN2 = 71 MHz,
fSAMPLE = 50 MSPS
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