參數(shù)資料
型號: LMX2331USLEX
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: PLL合成/DDS/VCOs
英文描述: PLL FREQUENCY SYNTHESIZER, 2000 MHz, PQCC24
封裝: PLASTIC, UTCSP-24
文件頁數(shù): 49/49頁
文件大?。?/td> 4568K
代理商: LMX2331USLEX
Electrical Characteristics (Continued)
V
CC =VP RF=VP IF = 3.0V, 40C
≤ T
A
≤ +85C, unless otherwise specified
Symbol
Parameter
Conditions
Value
Units
Min
Typ
Max
IF SYNTHESIZER PARAMETERS
ID
o IF
SOURCE
IF Charge Pump Output Source
Current
VD
o IF=VP IF/2
ID
o IF Bit = 0
-0.95
mA
VD
o IF=VP IF/2
ID
o IF Bit = 1
-3.80
mA
ID
o IF
SINK
IF Charge Pump Output Sink Current
VD
o IF=VP IF/2
ID
o IF Bit = 0
0.95
mA
VD
o IF=VP IF/2
ID
o IF Bit = 1
3.80
mA
ID
o IF
TRI-STATE
IF Charge Pump Output TRI-STATE
Current
0.5V
≤ VD
o IF
≤ V
P IF - 0.5V
-2.5
2.5
nA
ID
o IF
SINK
Vs
ID
o IF
SOURCE
IF Charge Pump Output Sink Current
Vs Charge Pump Output Source
Current Mismatch
VD
o IF=VP IF/2
T
A = +25C
310
%
ID
o IF
Vs
VD
o IF
IF Charge Pump Output Current
Magnitude Variation Vs Charge Pump
Output Voltage
0.5V
≤ VD
o IF
≤ V
P IF - 0.5V
T
A = +25C
10
15
%
ID
o IF
Vs
T
A
IF Charge Pump Output Current
Magnitude Variation Vs Temperature
VD
o IF=VP IF/2
10
%
OSCILLATOR PARAMETERS
F
OSC
Oscillator Operating Frequency
2
40
MHz
V
OSC
Oscillator Sensitivity
0.5
V
CC
V
PP
I
OSC
Oscillator Input Current
V
OSC =VCC = 5.5V
100
A
V
OSC = 0V, VCC = 5.5V
-100
A
DIGITAL INTERFACE (Data, LE, Clock, F
oLD)
V
IH
High-Level Input Voltage
0.8 V
CC
V
IL
Low-Level Input Voltage
0.2 V
CC
V
I
IH
High-Level Input Current
V
IH =VCC = 5.5V
1.0
A
I
IL
Low-Level Input Current
V
IL = 0V, VCC = 5.5V
1.0
A
V
OH
High-Level Output Voltage
I
OH = 500 A
V
CC
0.4
V
OL
Low-Level Output Voltage
I
OL = 500 A
0.4
V
MICROWIRE INTERFACE
t
CS
Data to Clock Set Up Time
50
ns
t
CH
Data to Clock Hold Time
10
ns
t
CWH
Clock Pulse Width HIGH
50
ns
t
CWL
Clock Pulse Width LOW
50
ns
t
ES
Clock to Load Enable Set Up Time
50
ns
t
EW
Latch Enable Pulse Width
50
ns
LMX2330U/LMX2331U/LMX2332U
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