8 GHz fractionaL-n PLL For price, deliv" />
參數資料
型號: HMC704LP4E
廠商: Hittite Microwave Corporation
文件頁數: 41/44頁
文件大小: 0K
描述: IC FRACT-N PLL 16BIT 24QFN
標準包裝: 1
類型: 整數 N/小數 N 分頻
PLL:
輸入: CMOS
輸出: CMOS
電路數: 1
比率 - 輸入:輸出: 1:1
差分 - 輸入:輸出: 是/無
頻率 - 最大: 8GHz
除法器/乘法器: 是/無
電源電壓: 3.3V,5V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 24-VQFN 裸露焊盤
供應商設備封裝: 24-QFN 裸露焊盤(4x4)
包裝: 標準包裝
其它名稱: 1127-1066-6
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5 - 6
HMC704LP4E
v03.1211
8 GHz fractionaL-n PLL
For price, delivery, and to place orders: Hittite Microwave Corporation,20 Alpha Road, Chelmsford, MA 01824
Phone: 978-250-3343
Fax: 978-250-3373
Order On-line at www.hittite.com
Application Support: Phone: 978-250-3343 or apps@hittite.com
figure 11. floor foM vs.
cP Voltage, Hikcp+cP current = 6ma
figure 12. floor foM vs. cP current
figure 14. Spur Performance vs.
frequency offset [2]
figure 15. Worst case
integer Boundary Spur near 8 GHz
figure 16. Worst case
integer Boundary Spur near 4 GHz
figure 13. Spur Performance vs.
frequency offset[1]
-85
-80
-75
-70
-65
-60
-55
-50
4150
4200
4250
4300
4350
4400
4450
4500
4550
4600
Mode A
Mode B
HiK Mode A
HiK Mode B
FREQUENCY (MHz)
W
O
R
ST
SPU
R
(d
Bc
)
Mode A
Mode B
HiK Mode B
HiK Mode A
-234
-232
-230
-228
-226
-224
012
345
CP VOLTAGE (V)
F
L
O
OR
F
OM
-230
-225
-220
-215
-210
-205
-200
0
0.5
1
1.5
2
2.5
3
CP CURRENT (mA)
F
L
O
OR
F
OM
-90
-85
-80
-75
-70
-65
-60
-55
-50
1
10
100
1000
W
O
R
ST
SPU
R
(d
Bc
)
FREQUENCY OFFSET (kHz)
-90
-85
-80
-75
-70
-65
-60
-55
1
10
100
1000
W
O
R
ST
SPU
R
(d
Bc
)
FREQUENCY OFFSET (KHz)
-75
-70
-65
-60
-55
-50
8450
8550
8650
8750
8850
8950
Mode A
Mode B
HiK Mode A
HiK Mode B
FREQUENCY (MHz)
W
O
R
ST
SPU
R
(d
Bc
)
Mode A
HiK Mode A
HiK Mode B
Mode B
[1] CP Current = 2.5 mA, Loop Filter = 20 kHz, Phase Margin = 78°
[2] Hi K, CP Current = 6 mA, Loop Filter BW = 45 kHz, Phase Margin = 78°
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