參數(shù)資料
型號(hào): ICS180MI-01
元件分類: 時(shí)鐘產(chǎn)生/分配
英文描述: 28 MHz, OTHER CLOCK GENERATOR, PDSO8
封裝: 0.150 INCH, SOIC-8
文件頁(yè)數(shù): 1/7頁(yè)
文件大小: 98K
代理商: ICS180MI-01
ICS180-01
Low EMI Clock Generator
MDS 180-01 B
1
Revision 050405
Integrated Circ uit Systems l5 25 Race Street, San Jo se, CA 9 512 6 l tel (408 ) 29 7-120 1 l
www.ics t.co m
Description
The ICS180-01 generates a low EMI output clock from
a clock or crystal input. The device uses ICS’
proprietary mix of analog and digital Phase Locked
Loop (PLL) technology to spread the frequency
spectrum of the output, thereby reducing the frequency
amplitude peaks by several dB.
The ICS180-01 offers down spread selection of -1.25%
and -3.75%. Refer to the MK1714-01/02 for the widest
selection of input frequencies and multipliers.
ICS offers a complete line of EMI reducing clock
generators. Consult us when you need to remove
crystals and oscillators from your board.
Features
Pin and function compatible to Cypress W180-01
Packaged in 8-pin SOIC
Provides a spread spectrum output clock
Accepts a clock input and provides same frequency
dithered output
Input frequency of 8 to 28 MHz
Peak reduction by 7dB - 14dB typical on 3rd - 19th
odd harmonics
Spread percentage selection for -1.25% and -3.75%
Operating voltage of 3.3 V and 5 V
Advanced, low-power CMOS process
Available in Pb (lead) free package
Industrial temperature range available
Block Diagram
PLL Clock
Synthesis
and Spread
Spectrum
Circuitry
SS%
CLK
GND
VDD
FS2:1
X1/CLKIN
X2
Clock Buffer/
Crystal
Oscillator
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