參數(shù)資料
型號(hào): AD9518-2ABCPZ-RL7
廠商: Analog Devices Inc
文件頁數(shù): 9/64頁
文件大?。?/td> 0K
描述: IC CLOCK GEN 6CH 2.2GHZ 48LFCSP
標(biāo)準(zhǔn)包裝: 750
類型: 時(shí)鐘發(fā)生器,扇出配送
PLL:
輸入: CMOS,LVDS,LVPECL
輸出: LVPECL
電路數(shù): 1
比率 - 輸入:輸出: 1:6
差分 - 輸入:輸出: 是/是
頻率 - 最大: 2.33GHz
除法器/乘法器: 是/無
電源電壓: 3.135 V ~ 3.465 V
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)
Data Sheet
AD9518-2
Rev. C | Page 17 of 64
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)
06431-
138
Figure 11. 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
)
06431-
137
Figure 12. 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
)
06431-
135
Figure 13. Output Spectrum, LVPECL; 122.88 MHz; PFD = 15.36 MHz;
LBW = 138 kHz; ICP = 3.0 mA; fVCO = 2.21 GHz
1.0
0.6
0.2
–0.2
–0.6
–1.0
0
25
20
15
10
5
D
IFFE
R
E
N
TIA
L
OU
TP
U
T
(
V
)
TIME (ns)
06431-
014
Figure 14. LVPECL Output (Differential) at 100 MHz
1.0
0.6
0.2
–0.2
–0.6
–1.0
0
2
1
D
IFFE
R
E
N
TIA
L
OU
TP
U
T
(
V
)
TIME (ns)
06431-
015
Figure 15. LVPECL Output (Differential) at 1600 MHz
1600
800
1000
1200
1400
0
3
2
1
D
IFFE
R
E
N
TIA
L
S
WIN
G
(
m
V
p-
p)
FREQUENCY (GHz)
06431-
020
Figure 16. LVPECL Differential Swing vs. Frequency,
Using a Differential Probe Across the Output Pair
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