參數(shù)資料
型號: AD9517-2A/PCBZ
廠商: Analog Devices Inc
文件頁數(shù): 14/80頁
文件大?。?/td> 0K
描述: BOARD EVALUATION FOR AD9517-2A
設計資源: AD9517 Eval Brd Schematics
AD9517 Gerber Files
AD9517-2 BOM
標準包裝: 1
主要目的: 計時,時鐘發(fā)生器
嵌入式:
已用 IC / 零件: AD9517-2A
主要屬性: 2 輸入,12 輸出,2.2GHz VCO
次要屬性: CMOS,LVPECL 和 LVDS 兼容
已供物品:
Data Sheet
AD9517-2
Rev. E | Page 21 of 80
–140
–145
–150
–155
–160
–165
–170
0.1
1
100
10
P
F
D
P
HAS
E
NO
IS
E
RE
F
E
RRE
D
T
O
P
F
D
I
NP
UT
(d
Bc/
Hz
)
PFD FREQUENCY (MHz)
06426-
013
Figure 13. PFD Phase Noise Referred to PFD Input vs. PFD Frequency
–210
–224
–222
–220
–218
–216
–214
–212
0
2.5
2.0
1.5
1.0
0.5
P
LL
FIGU
R
E
OF
M
E
R
IT
(
dB
c
/H
z
)
SLEW RATE (V/ns)
06426-
136
Figure 14. PLL Figure of Merit (FOM) vs. Slew Rate at REFIN/REFIN
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
2.0
2.4
2.3
2.2
2.1
V
C
O
TU
N
IN
G
V
OLTA
GE
(
V
)
FREQUENCY (GHz)
06426-
138
Figure 15. VCO Tuning Voltage vs. Frequency
(Note that VCO calibration centers the dc tuning voltage
for the PLL setup that is active during calibration.)
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
10
0
CENTER 122.88MHz
SPAN 50MHz
5MHz/DIV
R
EL
A
T
IVE
PO
W
ER
(d
B
)
06426-
137
Figure 16. PFD/CP Spurs; 122.88 MHz; PFD = 15.36 MHz;
LBW = 138 kHz; ICP = 3.0 mA; fVCO = 2.21 GHz
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
10
0
CENTER 122.88MHz
SPAN 1MHz
100kHz/DIV
R
EL
A
T
IVE
PO
W
ER
(d
B
)
06426-
135
Figure 17. Output Spectrum, LVPECL; 122.88 MHz; PFD = 15.36 MHz;
LBW = 138 kHz; ICP = 3.0 mA; fVCO = 2.21 GHz
–110
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
10
0
CENTER 122.88MHz
SPAN 1MHz
100kHz/DIV
R
EL
A
T
IVE
PO
W
ER
(d
B
)
06426-
134
Figure 18. Output Spectrum, LVDS; 122.88 MHz; PFD = 15.36 MHz;
LBW = 138 kHz; ICP = 3.0 mA; fVCO = 2.21 GHz
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