參數(shù)資料
型號(hào): LMX2531LQ1500E
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: XO, clock
英文描述: High Performance Frequency Synthesizer System with Integrated VCO
中文描述: PLL FREQUENCY SYNTHESIZER, 80 MHz, QCC36
封裝: 6 X 6 MM, 0.80 MM HEIGHT, LEAD FREE, LLP-36
文件頁(yè)數(shù): 7/23頁(yè)
文件大?。?/td> 561K
代理商: LMX2531LQ1500E
Electrical Characteristics
(V
CC
= 3.0 V, -40C
T
A
85 C; f
Fout
= 1500 MHz, except as
specified.) (Continued)
Symbol
Parameter
Conditions
Min
Typ
Max
Units
VCO Frequencies
f
Fout
Operating Frequency Range
1499
1510
MHz
Other VCO Specifications
p
Fout
Output Power to a 50
/5pF Load
(Applies across entire tuning
range.)
Fine Tuning Sensitivity
(When a range is displayed in the
typical column, indicates the lower
sensitivity is typical at the lower
end of the tuning range, and the
higher tuning sensitivity is typical
at the higher end of the tuning
range.)
Divider Disabled
1.0
3.5
7.0
dBm
Divider Enabled
1.0
3.0
6.0
dBm
K
Vtune
4-7
MHz/V
HS
Fout
Harmonic Suppression
(Applies Across Entire Tuning
Range)
2nd Harmonic, 50
/
5pF Load
3rd Harmonic, 50
/
5pF Load
Creg = 0.1uF, V
DD
±
100mV, Open Loop
VSWR=2:1, Open Loop
Divider Disabled
Divider Enabled
Divider Disabled
Divider Enabled
-30
-20
-40
-25
300
-25
-15
-35
-20
dBc
PUSH
Fout
PULL
Fout
Z
Fout
Frequency Pushing
Frequency Pulling
Output Impedance
kHz/V
kHz
±
600
50
VCO Phase Noise
(Note 4)
L(f)
Fout
Phase Noise
f
Fout
= 1500 MHz
10 kHz Offset
100 kHz Offset
1 MHz Offset
5 MHz Offset
-97
-120
-142
-155
dBc/Hz
L
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