參數(shù)資料
型號: 557G-08
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: 時鐘及定時
英文描述: 557 SERIES, LOW SKEW CLOCK DRIVER, 1 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO16
封裝: 0.173 INCH, TSSOP-16
文件頁數(shù): 8/12頁
文件大?。?/td> 256K
代理商: 557G-08
ICS557-08
2:1 MULTIPLEXER CHIP FOR PCI-EXPRESS
PCIE MULTIPLEXER
IDT / ICS 2:1 MULTIPLEXER CHIP FOR PCI-EXPRESS
5
ICS557-08
REV H 051310
PCI-Express Layout Guidelines
PCI-Express Device Routing
Typical PCI-Express (HCSL) Waveform
Common Recommendations for Differential Routing
Dimension or Value
Unit
L1 length, Route as non-coupled 50 ohm trace.
0.5 max
inch
L2 length, Route as non-coupled 50 ohm trace.
0.2 max
inch
L3 length, Route as non-coupled 50 ohm trace.
0.2 max
inch
RS
33
ohm
RT
49.9
ohm
Differential Routing on a Single PCB
Dimension or Value
Unit
L4 length, Route as coupled microstrip 100 ohm differential trace.
2 min to 16 max
inch
L4 length, Route as coupled stripline 100 ohm differential trace.
1.8 min to 14.4 max
inch
Differential Routing to a PCI Express Connector
Dimension or Value
Unit
L4 length, Route as coupled microstrip 100 ohm differential trace.
0.25 to 14 max
inch
L4 length, Route as coupled stripline 100 ohm differential trace.
0.225 min to 12.6 max inch
R
S
R
S
R
T
R
T
PCI-Express
Load or
Connector
L1
L2
L3’
L4
L1’
L2’
L3
L4’
ICS557-08
Output
Clock
0.175 V
0.525 V
0.175 V
0.525 V
t
OR
t
OF
500 ps
700 mV
0
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
557G-08LF 功能描述:編碼器、解碼器、復(fù)用器和解復(fù)用器 PCI-EXPRESS CLOCK MUX (2:1) RoHS:否 制造商:Micrel 產(chǎn)品:Multiplexers 邏輯系列:CMOS 位數(shù): 線路數(shù)量(輸入/輸出):2 / 12 傳播延遲時間:350 ps, 400 ps 電源電壓-最大:2.625 V, 3.6 V 電源電壓-最小:2.375 V, 3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Tray
557G-08LFT 功能描述:時鐘驅(qū)動器及分配 PCI-EXPRESS CLOCK MUX (2:1) RoHS:否 制造商:Micrel 乘法/除法因子:1:4 輸出類型:Differential 最大輸出頻率:4.2 GHz 電源電壓-最大: 電源電壓-最小:5 V 最大工作溫度:+ 85 C 封裝 / 箱體:SOIC-8 封裝:Reel
557GI-03LF 功能描述:時鐘發(fā)生器及支持產(chǎn)品 PCI-EXPRESS CLOCK SOURCE 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
557GI-03LFT 功能描述:時鐘發(fā)生器及支持產(chǎn)品 PCI-EXPRESS CLOCK SOURCE 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
557GI-05A 制造商:ICS 制造商全稱:ICS 功能描述:Quad Differential PCI-Express Clock Source