參數(shù)資料
型號(hào): ICS81006AKLFT
元件分類: 時(shí)鐘產(chǎn)生/分配
英文描述: 40 MHz, OTHER CLOCK GENERATOR, QCC20
封裝: 4 X 4 MM, 0.95 MM HEIGHT, ROHS COMPLIANT, MO-220, VFQFN-20
文件頁(yè)數(shù): 14/14頁(yè)
文件大?。?/td> 163K
代理商: ICS81006AKLFT
81006AK
www.icst.com/products/hiperclocks.html
REV. A JANUARY 4, 2006
9
Integrated
Circuit
Systems, Inc.
ICS81006
VCXO-TO-6 LVCMOS OUTPUTS
Oscillator
APPLICATION INFORMATION
FIGURE 1: VCXO OSCILLATOR CIRCUIT
V
C
V
C
S1
C
L1
C
S2
C
L2
C
V
XTAL
VCXO (Internal)
Optional
Control Voltage
TABLE 5. EXAMPLE CRYSTAL PARAMETERS
l
o
b
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y
Sr
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Ps
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±m(xù)
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F
VCXO CRYSTAL SELECTION
Choosing a crystal with the correct characteristics is one of
the most critical steps in using a Voltage Controlled Crystal
Oscillator (VCXO). The crystal parameters affect the tuning
V
C
Control voltage used to tune frequency
C
V
Varactor capacitance, varies due to the change in
control voltage
range and accuracy of a VCXO. Below are the key variables
and an example of using the crystal parameters to calculate
the tuning range of the VCXO.
C
L1, CL2
Load tuning capacitance used for fine tuning or
centering nominal frequency
C
S1, CS2
Stray Capacitance caused by pads, vias, and other
board parasitics
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PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ICS81006AKT 制造商:ICS 制造商全稱:ICS 功能描述:VCXO-TO-6 LVCMOS OUTPUTS
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ICS810251AGI-08LF 功能描述:IC VCXO SYNC ETH ATTEN 16TSSOP RoHS:是 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 時(shí)鐘發(fā)生器,PLL,頻率合成器 系列:- 標(biāo)準(zhǔn)包裝:1,000 系列:- 類型:時(shí)鐘/頻率合成器,扇出分配 PLL:- 輸入:- 輸出:- 電路數(shù):- 比率 - 輸入:輸出:- 差分 - 輸入:輸出:- 頻率 - 最大:- 除法器/乘法器:- 電源電壓:- 工作溫度:- 安裝類型:表面貼裝 封裝/外殼:56-VFQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:56-VFQFP-EP(8x8) 包裝:帶卷 (TR) 其它名稱:844S012AKI-01LFT
ICS810251AGI-08LFT 功能描述:IC VCXO ATTEN SYNC ETH 16TSSOP RoHS:是 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 時(shí)鐘發(fā)生器,PLL,頻率合成器 系列:- 標(biāo)準(zhǔn)包裝:1,000 系列:- 類型:時(shí)鐘/頻率合成器,扇出分配 PLL:- 輸入:- 輸出:- 電路數(shù):- 比率 - 輸入:輸出:- 差分 - 輸入:輸出:- 頻率 - 最大:- 除法器/乘法器:- 電源電壓:- 工作溫度:- 安裝類型:表面貼裝 封裝/外殼:56-VFQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:56-VFQFP-EP(8x8) 包裝:帶卷 (TR) 其它名稱:844S012AKI-01LFT