參數(shù)資料
型號(hào): ICS557-03
英文描述: PCI-EXPRESS CLOCK SOURCE
中文描述: 個(gè)PCI - Express時(shí)鐘源
文件頁(yè)數(shù): 1/9頁(yè)
文件大?。?/td> 225K
代理商: ICS557-03
ICS557-03
MDS 557-03 E
1
Revision 061005
Integrated Circuit Systems
525 Race Street, San Jose, CA 95126
tel (408) 297-1201
www.icst.com
PCI-E
XPRESS
C
LOCK
S
OURCE
Description
The ICS557-03 is a spread spectrum clock generator
supporting PCI-Express and Ethernet requirements.
The device is used for PC or embedded systems to
substantially reduce electromagnetic interference
(EMI). The device provides two differential (HCSL)
spread spectrum outputs. This device is pin configured
to select spread and clock selection. Using ICS’
patented Phase-Locked Loop (PLL) techniques, the
device takes a 25 MHz crystal input and produces two
pairs of differential outputs (HCSL) at 25 MHz, 100
MHz, 125 MHz and 200 MHz clock frequencies. It also
provides spread selection of ±0.25%, -0.5%, -0.75%,
and no spread.
Features
Packaged in 16-pin TSSOP
Available in Pb (lead) free package
Supports LVDS Output Levels
Operating voltage of 3.3 V
Input frequency of 25 MHz
Outputs (HCSL, 0.7 V Current mode differential pair)
Jitter 100 ps (peak-to-peak)
Spread of ±0.25%, -0.5%, -0.75%, and no spread.
Industrial and commercial temperature ranges
Block Diagram
Phase Lock Loop
Clock
Buffer/
Crystal
Oscillator
VDD
GND
X1/ICLK
X2
25 MHz
crystal or clock
Control
Logic
SS1:SS0
2
S1:S0
2
CLK0
CLK0
Rr(IREF)
CLK1
CLK1
2
2
OE
Optional tuning crystal
capacitors
相關(guān)PDF資料
PDF描述
ICS557G-03 PCI-EXPRESS CLOCK SOURCE
ICS557G-03LF PCI-EXPRESS CLOCK SOURCE
ICS557G-03LFT PCI-EXPRESS CLOCK SOURCE
ICS557G-03T PCI-EXPRESS CLOCK SOURCE
ICS557GI-03 PCI-EXPRESS CLOCK SOURCE
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ICS557-06 制造商:ICS 制造商全稱(chēng):ICS 功能描述:ONE TO FOUR HCSL CLOCK BUFFER
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ICS557G-03 功能描述:IC CLOCK SOURCE PCI EXP 16-TSSOP RoHS:否 類(lèi)別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 專(zhuān)用 系列:PCI Express® (PCIe) 標(biāo)準(zhǔn)包裝:1,500 系列:- 類(lèi)型:時(shí)鐘緩沖器/驅(qū)動(dòng)器 PLL:是 主要目的:- 輸入:- 輸出:- 電路數(shù):- 比率 - 輸入:輸出:- 差分 - 輸入:輸出:- 頻率 - 最大:- 電源電壓:3.3V 工作溫度:0°C ~ 70°C 安裝類(lèi)型:表面貼裝 封裝/外殼:28-SSOP(0.209",5.30mm 寬) 供應(yīng)商設(shè)備封裝:28-SSOP 包裝:帶卷 (TR) 其它名稱(chēng):93786AFT
ICS557G-03LF 功能描述:IC CLOCK SOURCE PCI 16-TSSOP RoHS:是 類(lèi)別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 專(zhuān)用 系列:PCI Express® (PCIe) 標(biāo)準(zhǔn)包裝:1 系列:- 類(lèi)型:時(shí)鐘/頻率發(fā)生器,多路復(fù)用器 PLL:是 主要目的:存儲(chǔ)器,RDRAM 輸入:晶體 輸出:LVCMOS 電路數(shù):1 比率 - 輸入:輸出:1:2 差分 - 輸入:輸出:無(wú)/是 頻率 - 最大:400MHz 電源電壓:3 V ~ 3.6 V 工作溫度:0°C ~ 85°C 安裝類(lèi)型:表面貼裝 封裝/外殼:16-TSSOP(0.173",4.40mm 寬) 供應(yīng)商設(shè)備封裝:16-TSSOP 包裝:Digi-Reel® 其它名稱(chēng):296-6719-6