参数资料
型号: PI7C9X20404GPBNBE
厂商: Pericom
文件页数: 65/79页
文件大小: 0K
描述: IC PCIE PACKET SWITCH 148LFBGA
产品变化通告: Product Discontinuation Notice 22/Jan/2010
标准包装: 189
系列: GreenPacket™
应用: 封装开关,4 端口/4 线道
接口: PCI Express
封装/外壳: 148-LFBGA
供应商设备封装: 148-LFBGA(12x12)
包装: 托盘
安装类型: 表面贴装
PI7C9X20404GP
4Port-4Lane PCI Express Switch
GreenPacket
TM Family
Datasheet
Page 68 of 79
June 2009 – Revision 1.6
Pericom Semiconductor
8
CLOCK SCHEME
The PI7C9X20404GP requires 100MHz differential clock inputs through REFCLKP and REFCLKN Pins as
shown in the following table.
Table 8-1 Input Clock Requirements
Symbol
Description
Min
Typical
Max.
Unit
ClkInFREQ
Reference input clock range
-
100
-
MHz
ClkInDC
Duty cycle of input clock
40
50
60
%
TR, TF
Rise/Fall time of input clock
-
0.2
RCUIa
(peak-to-peak)
800
-
2000
mV
VSW
Differential input voltage swing
(zero-to-peak)
400
-
1000
mV
a. RCUI (Reference Clock Unit Interval) refers to the reference clock period
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