參數(shù)資料
型號: LMX2485SQX
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: XO, clock
英文描述: 50 MHz - 3.0 GHz High Performance Delta-Sigma Low Power Dual PLLatinum⑩ Frequency Synthesizers with 800 MHz Integer PLL
中文描述: PLL FREQUENCY SYNTHESIZER, 3000 MHz, PQCC24
封裝: 4 X 4 MM, 0.8 MM, PLASTIC, LLP-24
文件頁數(shù): 30/37頁
文件大?。?/td> 861K
代理商: LMX2485SQX
Programming Description
(Continued)
This corresponds to the following bit settings.
Register
Bit Location
R4[23]
R4[17:16]
R4[15:14]
R4[12]
R4[11]
R4[10]
R4[9]
R4[8]
R4[7:4]
R5[23:14]
R5[13:4]
R6[23:22]
R6[21:18]
R6[17:4]
R7[13]
R7[7]
R7[6]
R7[5]
R7[4]
Bit Name
ATPU
DITH
FM
OSC_2X
OSC_OUT
IF_CPP
RF_CPP
IF_P
MUX
RF_FD[21:12]
RF_FN[21:12]
CSR
RF_CPF
RF_TOC
DIV4
IF_RST
RF_RST
IF_CPT
RF_CPT
Bit Description
Autopowerup
Dithering
Modulation Order
Oscillator Doubler
OSCout Pin Enable
IF Charge Pump Polarity
RF Charge Pump Polarity
IF PLL Prescaler
Ftest/LD Output
Extended Fractional Denominator
Extended Fractional Numerator
Cycle Slip Reduction
Fastlock Charge Pump Current
RF Timeout Counter
Lock Detect Adjustment
IF PLL Counter Reset
RF PLL Counter Reset
IF PLL Tri-State
RF PLL Tri-State
Bit Value
0
2
3
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
Bit State
Disabled
Strong
3rd Order
Disabled
Disabled
Positive
Positive
16/17
Disabled
Disabled
Disabled
Disabled
Disabled
Disabled
R4
R5
R6
R7
Disabled (Fcomp
20 MHz)
Disabled
Disabled
Disabled
Disabled
L
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LMX2485SQX/NOPB 功能描述:鎖相環(huán) - PLL RoHS:否 制造商:Silicon Labs 類型:PLL Clock Multiplier 電路數(shù)量:1 最大輸入頻率:710 MHz 最小輸入頻率:0.002 MHz 輸出頻率范圍:0.002 MHz to 808 MHz 電源電壓-最大:3.63 V 電源電壓-最小:1.71 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:QFN-36 封裝:Tray
LMX2486 制造商:NSC 制造商全稱:National Semiconductor 功能描述:1.0 GHz - 4.5 GHz High Performance Delta-Sigma Low Power Dual PLLatinum TM Frequency Synthesizers with 3.0 GHz Integer PLL
LMX2486EVAL 功能描述:時鐘和定時器開發(fā)工具 LMX2486 EVAL BOARD RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Modules 類型:Clock Conditioners 工具用于評估:LMK04100B 頻率:122.8 MHz 工作電源電壓:3.3 V
LMX2486SQ 制造商:Texas Instruments 功能描述:PLL Frequency Synthesizer Dual 5MHz to 4500MHz 24-Pin LLP EP T/R
LMX2486SQ/NOPB 功能描述:鎖相環(huán) - PLL RoHS:否 制造商:Silicon Labs 類型:PLL Clock Multiplier 電路數(shù)量:1 最大輸入頻率:710 MHz 最小輸入頻率:0.002 MHz 輸出頻率范圍:0.002 MHz to 808 MHz 電源電壓-最大:3.63 V 電源電壓-最小:1.71 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:QFN-36 封裝:Tray