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LMX2470 Fiches technique(PDF) 4 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
No de pièce LMX2470
Description  2.6 GHz Delta-Sigma Fractional-N PLL with 800 MHz Integer-N PLL
Download  36 Pages
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Fabricant  NSC [National Semiconductor (TI)]
Site Internet  http://www.national.com
Logo NSC - National Semiconductor (TI)

LMX2470 Fiches technique(HTML) 4 Page - National Semiconductor (TI)

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Electrical Characteristics (V
CC = 2.5V; -40˚C
≤ T
A
≤ +85˚C unless otherwise specified) (Continued)
Symbol
Parameter
Conditions
Value
Units
Min
Typ
Max
RF SYNTHESIZER PARAMETERS
I
CPoutRFSINK
RF Charge Pump Sink
Current
RF_CPG = 0
V
CPoutRF=VCC/2
-100
µA
RF_CPG = 1
V
CPoutRF=VCC/2
-200
µA
...
...
µA
RF_CPG = 15
V
CPoutRF=VCC/2
-1600
µA
I
CPoutRFTRI
RF Charge Pump
TRI-STATE Current
Magnitude
0.4
≤ V
CPoutRF
≤ V
CC -0.4
210
nA
I
CPoutRF%MIS
RF CP Sink vs. CP Source
Mismatch
V
CPoutRF =VCC/2
T
A = 25˚C
310
%
I
CPoutRF%V
RF CP Current vs. CP
Voltage
0.4
≤ V
CPoutRF
≤ V
CC -0.4
T
A = 25˚C
515
%
I
CPoutRF%TEMP
RF CP Current vs.
Temperature
V
CPoutRF =VCC/2
8%
IF SYNTHESIZER PARAMETERS
f
FinIF
Operating Frequency
75
800
MHz
p
FinIF
IF Input Sensitivity
-15
0
dBm
f
COMP
Phase Detector Frequency
10
MHz
I
CPoutIFSRCE
IF Charge Pump Source
Current
IF_CPG = 0
V
CPoutIF =VCC /2
1mA
IF_CPG = 1
V
CPoutIF =VCC/2
4mA
I
CPoutIFSINK
IF Charge Pump Sink
Current
IF_CPG = 0
V
CPoutIF =VCC/2
-1
mA
IF_CPG = 1
V
CPoutIF =VCC/2
-4
mA
I
CPoutIFTRI
IF Charge Pump
TRI-STATE Current
Magnitude
0.4
≤ V
CPoutIF
≤ V
CC RF -0.4
210
nA
I
CPoutIF%MIS
IF CP Sink vs. CP Source
Mismatch
V
CPoutIF =VCC/2
T
A = 25˚C
3%
I
CPoutIF%V
IF CP Current vs. CP
Voltage
0.4
≤ V
CPoutIF
≤ V
CC -0.4
T
A = 25˚C
815
%
I
CPoutIF%TEMP
IF CP Current vs.
Temperature
V
CPoutIF =VCC/2
8%
OSCILLATOR PARAMETERS
f
OSCin
Oscillator Operating
Frequency
OSC2X = 0
5
110
MHz
OSC2X = 1
5
20
MHz
v
OSCin
Oscillator Input Sensitivity
0.5
V
CC
V
I
OSCin
Oscillator Input Current
-100
100
µA
DIGITAL INTERFACE (DATA, CLK, LE, EN, ENRF, Ftest/LD, FLoutRF, FLoutIF)
V
IH
High-Level Input Voltage
1.6
V
CC
V
V
IL
Low-Level Input Voltage
0.4
V
I
IH
High-Level Input Current
V
IH =VCC
-1.0
1.0
µA
I
IL
Low-Level Input Current
V
IL = 0 V
-1.0
1.0
µA
V
OH
High-Level Output Voltage
I
OH = -500 µA
V
CC-0.4
V
www.national.com
4


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