參數(shù)資料
型號(hào): AD9518-3ABCPZ-RL7
廠(chǎng)商: Analog Devices Inc
文件頁(yè)數(shù): 9/64頁(yè)
文件大?。?/td> 0K
描述: IC CLOCK GEN 6CH 2GHZ 48LFCSP
標(biāo)準(zhǔn)包裝: 750
類(lèi)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: 2.25GHz
除法器/乘法器: 是/無(wú)
電源電壓: 3.135 V ~ 3.465 V
工作溫度: -40°C ~ 85°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 48-VFQFN 裸露焊盤(pán),CSP
供應(yīng)商設(shè)備封裝: 48-LFCSP-VQ(7x7)
包裝: 帶卷 (TR)
Data Sheet
AD9518-3
Rev. B | Page 17 of 64
1.9
1.7
1.5
1.3
1.1
0.9
1.71.8
1.92.02.12.22.3
V
CO
T
UNI
NG
V
O
L
T
AG
E
(
V
)
VCO FREQUENCY (GHz)
06
43
2-
1
38
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
RE
L
AT
IV
E
P
O
W
E
R
(
d
B)
06
43
2-
1
37
Figure 12. PFD/CP Spurs; 122.88 MHz; PFD = 15.36 MHz;
LBW = 127 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
E
L
AT
IV
E
P
O
W
E
R
(
d
B)
06
43
2-
1
3
5
Figure 13. Output Spectrum, LVPECL; 122.88 MHz; PFD = 15.36 MHz;
LBW = 127 kHz; ICP = 3.0 mA; fVCO = 2.21 GHz
1.0
0.6
0.2
–0.2
–0.6
–1.0
02
20
15
10
5
D
IFF
E
R
E
N
TI
A
L
O
U
TP
U
T
(
V
)
TIME (ns)
5
06
43
2-
0
14
Figure 14. LVPECL Output (Differential) at 100 MHz
1.0
0.6
0.2
–0.2
–0.6
–1.0
02
1
D
IFF
E
R
E
N
TI
A
L
O
U
TP
U
T
(
V
)
TIME (ns)
06
43
2-
0
15
Figure 15. LVPECL Output (Differential) at 1600 MHz
1600
800
1000
1200
1400
03
2
1
D
IF
F
ER
E
N
T
IA
L
SW
IN
G
(
m
V
p
-p
)
FREQUENCY (GHz)
06
43
2-
0
20
Figure 16. LVPECL Differential Swing vs. Frequency,
Using a Differential Probe Across the Output Pair
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