參數(shù)資料
型號: AD9246BCPZRL7-105
廠商: Analog Devices Inc
文件頁數(shù): 5/44頁
文件大小: 0K
描述: IC ADC 14BIT 105MSPS 48-LFCSP
設(shè)計資源: Using AD8376 to Drive Wide Bandwidth ADCs for High IF AC-Coupled Appls (CN0002)
Driving AD9233/46/54 ADCs in AC-Coupled Baseband Appls (CN0051)
標(biāo)準(zhǔn)包裝: 750
位數(shù): 14
采樣率(每秒): 105M
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 3
功率耗散(最大): 350mW
電壓電源: 單電源
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: 2 個單端,單極;1 個差分,單極
AD9246
Rev. A | Page 13 of 44
0
–140
0
62.500
FREQUENCY (MHz)
AM
P
L
IT
UDE
(
d
BF
S
)
–20
–40
–60
–80
–100
–120
15.625
31.250
46.875
125MSPS
29.1MHz @ –7dBFS
32.1MHz @ –7dBFS
SFDR = 85dBc (92dBFS)
05
49
1-
0
25
Figure 24. AD9246-125 Two-Tone FFT with fIN1 = 29.1 MHz, fIN2 = 32.1 MHz
0
–140
0
62.500
FREQUENCY (MHz)
AM
P
L
IT
UDE
(
d
BF
S
)
–20
–40
–60
–80
–100
–120
15.625
31.250
46.875
125MSPS
169.1MHz @ –7dBFS
172.1MHz @ –7dBFS
SFDR = 84dBc (91dBFS)
05
49
1-
0
26
Figure 25. AD9246-125 Two-Tone FFT with fIN1 = 169.1 MHz, fIN2 = 172.1 MHz
0
–20
–40
–80
–100
–60
–120
0
15.36
30.72
46.08
61.44
05
49
1-
08
5
AM
P
L
IT
UDE
(
d
BF
S
)
FREQUENCY (MHz)
Figure 26. AD9246-125 Two 64k WCDMA Carriers
with fIN = 215.04 MHz, fS = 122.88 MSPS
0
–120
–90
–6
INPUT AMPLITUDE (dBFS)
S
F
D
R
/I
M
D
3(
dB
ca
n
d
dB
FS
)
SFDR (dBc)
SFDR (dBFS)
IMD3 (dBc)
IMD3 (dBFS)
–20
–40
–60
–80
–100
–78
–66
–54
–42
–30
–18
05
49
1-
0
28
Figure 27. AD9246 Two-Tone SFDR/IMD vs. Input Amplitude (AIN)
with FIN1 = 29.1 MHz, FIN2 = 32.1 MHz
0
–120
–90
–6
INPUT AMPLITUDE (dBFS)
S
F
D
R
/I
M
D
3(
dB
ca
n
d
dB
FS
)
SFDR (dBc)
SFDR (dBFS)
IMD3 (dBc)
IMD3 (dBFS)
–20
–40
–60
–80
–100
–78
–66
–54
–42
–30
–18
05
49
1-
0
29
Figure 28. AD9246 Two-Tone SFDR/IMD vs. Input Amplitude (AIN)
with FIN1 = 169.1 MHz, FIN2 = 172.11 MHz
0
–120
0
62.500
FREQUENCY (MHz)
AM
P
L
IT
UD
E
(
d
B
F
S
)
15.625
31.250
46.875
05
49
1-
0
89
–20
–40
–60
–80
–100
NPR = 62.9dBc
NOTCH @ 18.5MHz
NOTCH WIDTH = 3MHz
Figure 29. AD9246 Noise Power Ratio (NPR)
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