參數(shù)資料
型號: LMX2371
廠商: National Semiconductor Corporation
英文描述: PLLatinum Dual Frequency Synthesizer for RF Personal Communications(PLLatinum技術(shù)用于射頻個人通訊的雙通道頻率合成器)
中文描述: PLLatinum雙頻率合成射頻個人通信(PLLatinum技術(shù)用于射頻個人通訊的雙通道頻率合成器)
文件頁數(shù): 6/24頁
文件大?。?/td> 516K
代理商: LMX2371
Electrical Characteristics
(V
CC
= Vp = Vμc = 3.0V; 40C
<
T
A
<
85C except as specified). (Continued)
CHARGE PUMP
Symbol
ICP
o-TRI
Value
Typ
Unit
Parameter
Conditions
Min
Max
Charge Pump TRI-STATE
Current
CP Sink vs Source Mismatch
0.5
VCP
o
Vp 0.5,
40C
<
T
A
<
85C
VCP
o
= Vp/2, T
A
= 25C
2.5
0.1
2.5
nA
ICP
o-sink
vs
ICP
o-source
ICP
o
vs
VCP
o
ICP
o
vs T
A
3
10
%
CP Current vs Voltage
0.5
VCP
o
Vp 0.5, T
A
= 25C
8
15
%
CP Current vs Temperature
VCP
o
= Vp/2, 40C
<
T
A
<
85C
8
%
DIGITAL INTERFACE (DATA, CLOCK, LE)
Symbol
V
IH
High-Level Input Voltage
V
IL
Low-Level Input Voltage
I
IH
High-Level Input Current
I
IL
Low-Level Input Current
V
OL
Low-Level Output Current
Value
Typ
Unit
Parameter
Conditions
Min
Max
Vμc = 1.72V to 5.5V
Vμc = 1.72V to 5.5V
V
IH
= Vμc = 5.5V
V
IL
= 0, Vμc = 5.5V
I
OL
= 1.0 mA, V
EXT
= 1.8V (Note
6)
0.8 Vμc
V
V
μA
μA
V
0.2 Vμc
1.0
1.0
0.4
1.0
1.0
0.1
MICROWIRE TIMING
Symbol
t
CS
t
CH
t
CWH
t
CWL
t
ES
Value
Typ
Unit
Parameter
Conditions
Min
50
20
50
50
Max
Data to Clock Setup Time
Data to Clock Hold Time
Clock Pulse Width High
Clock Pulse Width Low
Clock to Load Enable Setup
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
ns
ns
ns
ns
50
ns
t
EW
See Data Input Timing
50
ns
Note 5:
Main and Auxiliary Charge Pump magnitude are controlled by Main_ICP
o
_4X and Aux_ICP
o
_4X bits respectively.
Note 6:
Lock Detect open drain output only pulled up to V
EXT
. Typically V
EXT
= V
CC
.
L
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參數(shù)描述
LMX2371 WAF 制造商:Texas Instruments 功能描述:
LMX2371SLBX 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(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:*
LMX2371TM 功能描述:IC FREQ SYNTH DUAL 20-TSSOP 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(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:*
LMX2371TMX 功能描述:IC FREQ SYNTH DUAL 20-TSSOP 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:*
LMX2372 制造商:NSC 制造商全稱:National Semiconductor 功能描述:PLLatinum⑩ Dual Frequency Synthesizer for RF Personal Communications