參數(shù)資料
型號: LMX2354
廠商: National Semiconductor Corporation
英文描述: PLLatinum Fractional N RF/ Integer N IF Dual Low Power Frequency Synthesizer
中文描述: PLLatinum小數(shù)分頻射頻/中頻整數(shù)雙低功耗頻率合成器?
文件頁數(shù): 5/23頁
文件大?。?/td> 403K
代理商: LMX2354
Electrical Characteristics
All min/max specifications are guaranteed by design, or test, or statistical methods. (Continued)
(V
cc
= V
cc
= V
P
= V
P
= 3.0V; 40C
<
T
A
<
+85C except as specified)
Symbol
Parameter
Conditions
Value
Typ
100
100
800
800
Units
Min
Max
ICPo-
source IF
ICPo-
sink IF
ICPo-
source IF
ICPo-
sink IF
ICPo-
Tri
IF Charge Pump Output
Current (see Programming
Description 3.1.4)
VCPo = Vp/2, CP_GAIN_8 = 0
VCPo = Vp/2, CP_GAIN_8 = 0
VCPo = Vp/2, CP_GAIN_8 = 1
VCPo = Vp/2, CP_GAIN_8 = 1
0.5
VCPo
Vp 0.5
40C
<
T
A
<
+85C
VCPo = Vp/2 T
A
= 25C
RF ICPo=900μA 1.6mA
0.5
VCPo
Vp 0.5
T
A
= 25C RF ICPo
VCPo = Vp/2
40C
<
T
A
<
+85C RF ICPo
2.7V
V
CC
3.3V, Doubler
Enabled
μA
μA
μA
μA
Charge Pump TRI-STATE
Current
RF CP Sink vs. Source
Mismatch
CP Current vs. Voltage
Variation
CP Current vs
Temperature
Charge Pump Output
Voltage (RF only)
2.5
2.5
nA
RF ICPo-
sink
vs. ICPo-
source
ICPo vs. VCPo
3.5
10
%
5
10
%
ICPo vs. T
8
%
V
CP
2
*
V
CC
0.5
V
DIGITAL INTERFACE (DATA, CLK, LE, EN, FoLD)
V
IH
High-level Input Voltage
V
IL
Low-level Input Voltage
I
IL
Low-level Input Current
I
IH
High-level Input Current
I
IH
Oscillator Input Current
I
IL
Oscillator Input Current
V
OH
High-level Output Voltage
(Note 3)
(Note 3)
V
IL
= 0, V
CC
= 5.5V, (Note 3)
V
IH
= V
CC
= 5.5V, (Note 3)
V
IH
= V
CC
= 5.5V
V
IL
= 0, V
CC
= 5.5V
I
OH
= 500 μA
0.8 V
CC
V
V
μA
μA
μA
μA
0.2 V
CC
1.0
1.0
100
1.0
1.0
100
V
CC
0.4
V
V
OL
MICROWIRE TIMING
t
CS
t
CH
t
CWH
t
CWL
t
ES
High-level Output Voltage
I
OL
= 500 μA
0.4
V
Data to Clock Setup Time
Data to Clock Hold Time
Clock Pulse Width High
Clock Pulse Width Low
Clock to Load Enable Set
Up Time
Load Enable Pulse Width
See Data Input Timing
See Data Input Timing
See Data Input Timing
See Data Input Timing
See Data Input Timing
50
10
50
50
ns
ns
ns
ns
50
ns
t
EW
See Data Input Timing
50
ns
Note 3:
except f
IN
, OSC
IF
and OSC
RF
L
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LMX2354SLB 制造商:NSC 制造商全稱:National Semiconductor 功能描述:PLLatinum Fractional N RF/ Integer N IF Dual Low Power Frequency Synthesizer
LMX2354SLBX 制造商:Rochester Electronics LLC 功能描述: 制造商:Texas Instruments 功能描述:
LMX2354SLBX/NOPB 功能描述:IC FREQ SYNTH DUAL 24-LAMCSP RoHS:是 類別:集成電路 (IC) >> 時鐘/計時 - 時鐘發(fā)生器,PLL,頻率合成器 系列:PLLatinum™ 標(biāo)準(zhǔn)包裝:39 系列:- 類型:* PLL:帶旁路 輸入:時鐘 輸出:時鐘 電路數(shù):1 比率 - 輸入:輸出:1:10 差分 - 輸入:輸出:是/是 頻率 - 最大:170MHz 除法器/乘法器:無/無 電源電壓:2.375 V ~ 3.465 V 工作溫度:0°C ~ 70°C 安裝類型:* 封裝/外殼:* 供應(yīng)商設(shè)備封裝:* 包裝:*
LMX2354SLDX 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述:
LMX2354SLEX 制造商:Texas Instruments 功能描述: