參數(shù)資料
型號: LMX2352SLB
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: PLL合成/DDS/VCOs
英文描述: PLL FREQUENCY SYNTHESIZER, 1200 MHz, PQCC24
封裝: PLASTIC, CSP-24
文件頁數(shù): 10/21頁
文件大?。?/td> 405K
代理商: LMX2352SLB
Programming Description (Continued)
4.6 LOCK DETECT DIGITAL FILTER
The Lock Detect Digital Filter compares the difference between the phase of the inputs of the phase detector to a RC generated
delay of approximately 15nS. To enter the locked state (Lock = HIGH) the phase error must be less than the 15nS RC delay for
5 consecutive reference cycles. Once in lock (Lock = HIGH), the RC delay is changed to approximately 30nS. To exit the locked
state (Lock = LOW), the phase error must become greater than the 30nS RC delay. When the PLL is in the power down mode,
Lock is forced LOW. A flow chart of the digital filter is shown at right.
DS100831-4
LMX2350/LMX2352
www.national.com
18
相關(guān)PDF資料
PDF描述
LMX2352SLBX PLL FREQUENCY SYNTHESIZER, 1200 MHz, PQCC24
LMX2353TMX/NOPB PHASE LOCKED LOOP, 2500 MHz, PDSO16
LMX2354SLBX/NOPB PLL FREQUENCY SYNTHESIZER, 2500 MHz, QCC24
LMX2354TM/NOPB PLL FREQUENCY SYNTHESIZER, 2500 MHz, PDSO24
LMX2354SLDX PLL FREQUENCY SYNTHESIZER, 2500 MHz, CQCC24
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LMX2352SLBX 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:*
LMX2352TM 制造商:Texas Instruments 功能描述:IC, DUAL FREQ SYNTHESIZER 1.2GHZ 24-TSSOP, PLL Type:Frequency Synthesis, Frequen
LMX2352TM/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(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:*
LMX2352TMX 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Serial-Input Frequency Synthesizer
LMX2352TMX/NOPB 功能描述:IC FREQUENCY SYNTHESIZER 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(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:*