參數(shù)資料
型號: LMX2532LQ1065
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: XO, clock
英文描述: PLLatinum Frequency Synthesizer System with Integrated VCOs
中文描述: PLL FREQUENCY SYNTHESIZER, 19.68 MHz, QCC28
封裝: 5 X 5 MM, 0.75 MM HEIGHT, LLP-28
文件頁數(shù): 12/18頁
文件大小: 189K
代理商: LMX2532LQ1065
Programming Description
(Continued)
RF N Counter Setting:
Counter Name
Modulus Counter
Programmable
Counter
Swallow Counter
Symbol
RF_FN
RF_B
Function
RF N Divider
N = Prescaler x RF_B + RF_A + (RF_FN / f
OSC
) 10
4
RF_A
Pulse Swallow Function:
f = {Prescaler x RF_B + RF_A + (RF_FN / f
OSC
) x 10
4
} x f
OSC
where (RF_A
<
RF_B)
where
f
VCO
: Output frequency of voltage controlled oscillator (VCO)
Prescaler Values:
Device Type
LMX2522
LMX2532
RF Prescaler
8
6
GPS Prescaler
6
8
RF_B: Preset divide ratio of binary 4-bit programmable counter (2
RF_B
15)
RF_A: Preset divide ratio of binary 3-bit swallow counter (0
RF_A
7 for prescaler of 8 or 0
RF_A
5 for prescaler of 6)
RF_FN: Preset numerator of binary 11-bit modulus counter (0
RF_FN
<
1920 for f
OSC
= 19.20 MHz; 0
RF_FN
<
1968 for f
OSC
= 19.68 MHz).
f
OSC
: Reference oscillator frequency
NOTE: For the use of reference frequencies other than those specified, please contact National Semiconductor.
L
www.national.com
12
相關(guān)PDF資料
PDF描述
LMX2532LQX0967 PLLatinum Frequency Synthesizer System with Integrated VCOs
LMX2532LQX1065 PLLatinum Frequency Synthesizer System with Integrated VCOs
LMX2532LQ0967 PLLatinum Frequency Synthesizer System with Integrated VCOs
LMX2532 PLLatinum Frequency Synthesizer System with Integrated VCOs
LMX2542LQ2121 PLLatinum Cellular and GPS Frequency Synthesizer System with Integrated VCO
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LMX2532LQ1065/NOPB 功能描述:IC FREQ SYNTH DUAL W/VCO 28LLP RoHS:是 類別:RF/IF 和 RFID >> RF 其它 IC 和模塊 系列:PLLatinum™ 標(biāo)準(zhǔn)包裝:100 系列:*
LMX2532LQX0967 功能描述:IC SYNTHESIZER PLL VCO GPS 28LLP RoHS:是 類別:RF/IF 和 RFID >> RF 其它 IC 和模塊 系列:PLLatinum™ 標(biāo)準(zhǔn)包裝:100 系列:*
LMX2532LQX1065 功能描述:IC SYNTHESIZER PLL VCO GPS 28LLP RoHS:是 類別:RF/IF 和 RFID >> RF 其它 IC 和模塊 系列:PLLatinum™ 標(biāo)準(zhǔn)包裝:100 系列:*
LMX2541 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Ultra-Low Noise PLLatinum Frequency Synthesizer with Integrated VCO
LMX25412060EVAL 功能描述:時(shí)鐘和定時(shí)器開發(fā)工具 LMX25412060 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