參數(shù)資料
型號: FS6131-01
廠商: ON SEMICONDUCTOR
元件分類: PLL合成/DDS/VCOs
英文描述: PLL FREQUENCY SYNTHESIZER, 27 MHz, PDSO16
封裝: 0.150 INCH, SOP-16
文件頁數(shù): 39/40頁
文件大小: 746K
代理商: FS6131-01
8
AMI Semiconductor - Rev. 2.0, Jun. 05
www.amis.com
FS6131-01/FS6131-01g Programmable Line Lock Clock Generator IC
Data Sheet
The loop phase angle is:
[]
)
2
(
arg
i
LOOP
i
f
j
K
p
=
Q
-150°
Frequency (f
i)
-100°
P
h
a
s
e
0.1kHz
1kHz
10kHz
100kHz
Figure 9: Loop Phase vs. Frequency
A Nyquist plot of gain vs. amplitude is shown below.
45°
315°
270°
225°
180°
135°
90°
0.2
0.4
0.6
0.8
1.0
Phase
Amplitude
1.2
Gain Margin
Phase
Margin
Figure 10: Loop Nyquist Plot
4.4 Voltage-Controlled Crystal Oscillator
The VCXO provides a tunable, low-jitter frequency reference for the rest of the FS6131 system components. Loading capacitance for the crystal
is internal to the device. No external components (other than the resonator itself) are required for operation of the VCXO.
The resonator loading capacitance is adjustable under register control. This feature permits factory coarse tuning of inexpensive resonators to the
necessary precision for digital video applications. Continuous fine-tuning of the VCXO frequency is accomplished by varying the voltage on the
XTUNE pin. The total change (from one extreme to the other) in effective loading capacitance is 1.5pF nominal, and the effect is shown in
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
FS6131-01G 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:Programmable Line Lock Clock Generator IC
FS6131-01G-XTD 功能描述:時(shí)鐘發(fā)生器及支持產(chǎn)品 I2C PROG PLL CLK RoHS:否 制造商:Silicon Labs 類型:Clock Generators 最大輸入頻率:14.318 MHz 最大輸出頻率:166 MHz 輸出端數(shù)量:16 占空比 - 最大:55 % 工作電源電壓:3.3 V 工作電源電流:1 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-56
FS6131-01G-XTP 功能描述:時(shí)鐘發(fā)生器及支持產(chǎn)品 I2C PROG PLL CLK RoHS:否 制造商:Silicon Labs 類型:Clock Generators 最大輸入頻率:14.318 MHz 最大輸出頻率:166 MHz 輸出端數(shù)量:16 占空比 - 最大:55 % 工作電源電壓:3.3 V 工作電源電流:1 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-56
FS6131-01I-XTD 功能描述:時(shí)鐘發(fā)生器及支持產(chǎn)品 I2C PROG PLL CLK (IND) RoHS:否 制造商:Silicon Labs 類型:Clock Generators 最大輸入頻率:14.318 MHz 最大輸出頻率:166 MHz 輸出端數(shù)量:16 占空比 - 最大:55 % 工作電源電壓:3.3 V 工作電源電流:1 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-56
FS6131-01I-XTP 功能描述:時(shí)鐘發(fā)生器及支持產(chǎn)品 I2C PROG PLL CLK IND RoHS:否 制造商:Silicon Labs 類型:Clock Generators 最大輸入頻率:14.318 MHz 最大輸出頻率:166 MHz 輸出端數(shù)量:16 占空比 - 最大:55 % 工作電源電壓:3.3 V 工作電源電流:1 mA 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-56