参数资料
型号: LMX2377UTMX/NOPB
厂商: NATIONAL SEMICONDUCTOR CORP
元件分类: PLL合成/DDS/VCOs
英文描述: PLL FREQUENCY SYNTHESIZER, 2500 MHz, PDSO20
封装: PLASTIC, TSSOP-20
文件页数: 43/44页
文件大小: 3181K
代理商: LMX2377UTMX/NOPB
Electrical Characteristics (Continued)
V
CC =VP Main = VP Aux = Vc = 3.0V, 40C
≤ T
A
≤ +85C, unless otherwise specified
Symbol
Parameter
Conditions
Value
Units
Min
Typ
Max
MAIN SYNTHESIZER PARAMETERS
ID
o Main
SOURCE
Main Charge Pump Output Source
Current
VD
o Main = VP Main/2
ID
o Main Bit = 0
-0.95
mA
VD
o Main = VP Main/2
ID
o Main Bit = 1
-3.80
mA
ID
o Main
SINK
Main Charge Pump Output Sink Current
VD
o Main = VP Main/2
ID
o Main Bit = 0
0.95
mA
VD
o Main = VP Main/2
ID
o Main Bit = 1
3.80
mA
ID
o Main
TRI-STATE
Main Charge Pump Output TRI-STATE
Current
0.5V
≤ VD
o Main
≤ V
P Main - 0.5V
-2.5
2.5
nA
ID
o Main
SINK
Vs
ID
o Main
SOURCE
Main Charge Pump Output Sink Current
Vs Charge Pump Output Source Current
Mismatch
VD
o Main = VP Main/2
T
A = 25C
310
%
ID
o Main
Vs
VD
o Main
Main Charge Pump Output Current
Magnitude Variation Vs Charge Pump
Output Voltage
0.5V
≤ VD
o Main
≤ V
P Main - 0.5V
T
A = 25C
10
15
%
ID
o Main
Vs
T
A
Main Charge Pump Output Current
Magnitude Variation Vs Temperature
VD
o Main = VP Main/2
10
%
AUX SYNTHESIZER PARAMETERS
f
IN Aux
Aux Operating Frequency
45
1200
MHz
N
Aux
Aux N Divider Range
Prescaler = 8/9
24
65559
Prescaler = 16/17
48
131087
R
Aux
Aux R Divider Range
2
32767
FφAux
Aux Phase Detector Frequency
10
MHz
Pf
IN Aux
Aux Input Sensitivity
2.7V
≤ V
CC
≤ 5.5V
-10
0
dBm
LMX2377U
www.national.com
8
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