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參數資料
| 型號： | LMX2350 |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | PLLatinum Fractional Dual Low Power Frequency Synthesizer(PLLatinum技術低耗雙通道頻率合成器) |
| 中文描述： | PLLatinum分數雙低功耗頻率合成器（PLLatinum技術低耗雙通道頻率合成器） |
| 文件頁數： | 5/20頁 |
| 文件大?。?/td> | 378K |
| 代理商： | LMX2350 |
Electrical Characteristics
(V
cc
RF
= V
cc
IF
= V
P
RF
= V
P
IF
= 3.0V; 40 C
<
T
A
<
85 C except as specified)
(Continued)
Symbol
Charge Pump
ICPo-
source
Parameter
Conditions
Min
Typ
Max
Units
RF
ICPo-
sink RF
ICPo-
source
RF Charge Pump
Output Current (see
Programming
Description 3.2.2)
VCPo Vp/2, RF_CP_WORD = 0000
100
μA
VCPo = Vp/2, RF_CP_WORD = 0000
VCPo = Vp/2, RF_CP_WORD = 1111
100
1.6
μA
mA
RF
ICPo-
sink RF
ICPo-
source
VCPo = Vp/2, RF_CP_WORD = 1111
VCPo = Vp/2, CP_GAIN_8 = 0
1.6
100
mA
μA
IF
ICPo-
sink IF
ICPo-
source
IF Charge Pump Output
Current (see
Programming
Description 3.1.4)
VCPo = Vp/2, CP_GAIN_8 = 0
VCPo = Vp/2, CP_GAIN_8 = 1
100
800
μA
μA
IF
ICPo-
sink IF
ICPo-
Tri
VCPo = Vp/2, CP_GAIN_8 = 1
0.5
≤
VCPo
≤
Vp - 0.5
-40 C
<
TA
<
85 C
VCPo = Vp/2
TA = 25 C
800
μA
nA
Charge Pump
TRI-STATE Current
CP Sink vs. Source
Mismatch
-2.5
2.5
ICPo-
sink
vs.
ICPo-
source
ICPo vs.
VCPo
RFICPo
= 400 μA - 1.6 mA
3
10
%
CP Current vs. Voltage
0.5
≤
VCPo
≤
Vp -
0.5
T
A
= 25 C
VCPo = Vp/2
-40 C
<
TA
<
85 C
RFICPo
= 800 μA - 1.6 mA
8
15
%
ICPo vs. T
CP Current vs
Temperature
8
%
Digital Interface
V
IH
V
IL
I
IH
I
IL
I
IH
I
IL
V
OH
High-level Input Voltage
Low-level Input Voltage
High-level Input Current
Low-level Input Current
Oscillator Input Current
Oscillator Input Current
High-level Output
Voltage
High-level Output
Voltage
(Note 4)
(Note 4)
V
IH
= V
CC
= 5.5 V, (Note 4)
V
IL
= 0, V
CC
= 5.5 V, (Note 4)
V
IH
= V
CC
= 5.5 V
V
IL
= 0, V
CC
= 5.5 V
I
OH
= 500 μA
0.8 Vcc
V
V
μA
μA
μA
μA
V
0.2 Vcc
1.0
1.0
100
1.0
1.0
100
V
CC
0.4
V
OL
I
OL
= 500 μA
0.4
V
MICROWIRE Timing
t
CS
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
50
ns
t
CH
See Data Input Timing
10
ns
t
CWH
t
CWL
t
ES
See Data Input Timing
See Data Input Timing
See Data Input Timing
50
50
50
ns
ns
ns
t
EW
See Data Input Timing
50
ns
Note 3:
Minimum operating frequencies are not production tested - only characterized.
Note 4:
except fin, OSCin and OSCx
www.national.com
5
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相關代理商/技術參數 |
參數描述 |
|---|---|
| LMX2350SLBX | 功能描述:IC FREQ SYNTH DUAL 24LAMINATECSP RoHS:否 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™ 標準包裝:39 系列:- 類型:* PLL:帶旁路 輸入:時鐘 輸出:時鐘 電路數: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:* 供應商設備封裝:* 包裝:* |
| LMX2350TM | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:PLLatinum TM Fractional N RF / Integer N IF Dual Low Power Frequency Synthesizer |
| LMX2350TM/NOPB | 功能描述:IC FREQ SYNTHESIZER DUAL 24TSSOP 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™ 標準包裝:39 系列:- 類型:* PLL:帶旁路 輸入:時鐘 輸出:時鐘 電路數: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:* 供應商設備封裝:* 包裝:* |
| LMX2350TMB | 制造商:Texas Instruments 功能描述: |
| LMX2350TMX | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Serial-Input Frequency Synthesizer |
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