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LMX2430 Datasheet(PDF) 8 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
No. de pieza LMX2430
Descripción Electrónicos  PLLatinum Dual High Frequency Synthesizer for RF Personal Communications
PDF  49 Pages
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Fabricante Electrónico  NSC [National Semiconductor (TI)]
Página de inicio  http://www.national.com
Logo NSC - National Semiconductor (TI)

LMX2430 Datasheet(HTML) 8 Page - National Semiconductor (TI)

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Electrical Characteristics (Continued)
Vcc = EN = 2.5V, −40˚C
≤ T
A
≤ +85˚C, unless otherwise specified
Symbol
Parameter
Conditions
Value
Units
Min
Typ
Max
IF SYNTHESIZER PARAMETERS
I
CPoutIF
TRI
IF Charge Pump Output TRI-STATE
Current
0.5V
≤ V
CPoutIF
≤ Vcc - 0.5V
(Note 6)
-2.5
2.5
nA
I
CPoutIF
%MIS
IF Charge Pump Output Sink Current
Vs Charge Pump Output Source
Current Mismatch
V
CPoutIF = Vcc/2
(Note 7)
310
%
I
CPoutIF
%V
CPoutIF
IF Charge Pump Output Current
Magnitude Variation Vs Charge Pump
Output Voltage
0.5V
≤ V
CPoutIF
≤ Vcc - 0.5V
(Note 7)
515
%
I
CPoutIF
%T
A
IF Charge Pump Output Current
Magnitude Variation Vs Temperature
V
CPoutIF = Vcc/2
(Note 7)
2%
OSCILLATOR PARAMETERS
f
OSCin
Oscillator Operating Frequency
1
256
MHz
v
OSCin
Oscillator Sensitivity
(Note 8)
0.5
Vcc
V
PP
I
OSCin
Oscillator Input Current
V
OSCin = Vcc
100
µA
V
OSCin = 0V
-100
µA
DIGITAL INTERFACE (DATA, CLK, LE, EN, ENosc, Ftest/LD, FLoutRF, OSCout/ FLoutIF)
V
IH
High-Level Input Voltage
1.6
V
V
IL
Low-Level Input Voltage
0.4
V
I
IH
High-Level Input Current
V
IH = Vcc
1.0
µA
I
IL
Low-Level Input Current
V
IL = 0V
−1.0
µA
V
OH
High-Level Output Voltage
I
OH = −500 µA
V
CC −
0.4
V
V
OL
Low-Level Output Voltage
I
OL = 500 µA
0.4
V
MICROWIRE INTERFACE
t
CS
DATA to CLK Set Up Time
(Note 9)
50
ns
t
CH
DATA to CLK Hold Time
(Note 9)
10
ns
t
CWH
CLK Pulse Width HIGH
(Note 9)
50
ns
t
CWL
CLK Pulse Width LOW
(Note 9)
50
ns
t
ES
CLK to LE Set Up Time
(Note 9)
50
ns
t
EW
LE Pulse Width
(Note 9)
50
ns
www.national.com
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