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): 7/24頁
文件大?。?/td> 516K
代理商: LMX2371
Charge Pump Current Specification Definitions
RF Sensitivity Test Block Diagram
DS101026-19
I1 = CP sink current at V
Do
= V
P
V
I2 = CP sink current at V
Do
= V
P
/2
I3 = CP sink current at V
Do
=
V
I4 = CP source current at V
Do
= V
P
V
I5 = CP source current at V
Do
= V
P
/2
I6 = CP source current at V
Do
=
V
V = Voltage offset from positive and negative rails. Dependent on VCO tuning range relative to V
CC
and ground. Typical values are between 0.5V and 1.0V.
1. I
Do
vs V
Do
=
Charge Pump Output Current magnitude variation vs Voltage =
[
1
2
*
{|I1| |I3|}]/[
1
2
*
{|I1| + |I3|}]
*
100%
and
[
1
2
*
{|I4| |I6|}]/[
1
2
*
{|I4| + |I6|}]
*
100%
2. I
Do-sink
vs I
Do-source
=
Charge Pump Output Current Sink vs Source Mismatch =
[|I2| |I5|]/[
1
2
*
{|I2| + |I5|}]
*
100%
3. I
Do
vs T
A
=
Charge Pump Output Current magnitude variation vs Temperature =
[|I2
@
temp| |I2
@
25C|]/|I2
@
25C|
*
100%
and
[|I5
@
temp| |I5
@
25C|]/|I5
@
25C|
*
100%
DS101026-20
Note:
N = 10,000
Note:
Sensitivity limit is reached when the error of the divided RF output, F
o
LD, is
1 Hz.
R = 50
P = 64
L
www.national.com
7
相關(guān)PDF資料
PDF描述
LMX2411 Baseband Processor for Radio Communications
LMX2485_0610 50 MHz - 3.0 GHz High Performance Delta-Sigma Low Power Dual PLLatinum⑩ Frequency Synthesizers with 800 MHz Integer PLL
LMX2486 1.0 GHz - 4.5 GHz High Performance Delta-Sigma Low Power Dual PLLatinum TM Frequency Synthesizers with 3.0 GHz Integer PLL
LMX2487E 7.5 GHz High Performance Delta-Sigma Low Power Dual PLLatinum⑩ Frequency Synthesizers with 3.0 GHz Integer PLL
LMX2487ESQ 7.5 GHz High Performance Delta-Sigma Low Power Dual PLLatinum⑩ Frequency Synthesizers with 3.0 GHz Integer PLL
相關(guān)代理商/技術(shù)參數(shù)
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