AC Switching Characteristics for Clock Buffer <" />
參數(shù)資料
型號(hào): PI2EQX4402NBE
廠商: Pericom
文件頁(yè)數(shù): 6/7頁(yè)
文件大小: 0K
描述: IC PCI-EXPRESS REPEATER 84-LFBGA
產(chǎn)品變化通告: Product Discontinuation 03/Oct/2011
標(biāo)準(zhǔn)包裝: 260
類型: 轉(zhuǎn)發(fā)器
Tx/Rx類型: CML
電源電壓: 1.7 V ~ 1.9 V
安裝類型: 表面貼裝
封裝/外殼: 84-LFBGA
供應(yīng)商設(shè)備封裝: 84-LFBGA(9x9)
包裝: 管件
6
PS8778E
02/15/06
PI2EQX4402
2.5Gbps x2 Lane Serial PCI Express Repeater / Equalizer
AC Switching Characteristics for Clock Buffer (VDD = 1.8 ±0.1V, AVDD = 1.8 ±0.1V) (3)
Symbol
Parameters
Min
Max.
Units
Notes
Trise / Tfall
Rise and Fall Time (measured between 0.175V to 0.525V) (1)
125
525
ps
1
ΔTrise /
ΔTfall
Rise and Fall Time Variation
75
1
VHIGH
Voltage High including overshoot
660
900
mV
1
VLOW
Voltage Low including undershoot
-200
1
VCROSS
Absolute crossing point voltages
200
550
1
ΔVCROSS
Total Variation of Vcross over all edges
250
1
TDC
Duty Cycle (input duty cycle = 50%) (2)
45
55
%
2
Notes:
1.
Measurement taken from Single Ended waveform.
2.
Measurement taken from Differential waveform.
3.
Test configuration is RS = 33.2, Rp = 49.9, and 2pF.
Configuration Test Load Board Termination
Figure 2. Configuration test load board termination
Note:
TLA and TLB are 3” transmission lines.
Rs
33
5%
Rs
33
5%
Rp
49.9
1%
475
1%
Rp
49.9
1%
2pF
5%
2pF
5%
Clock#
Clock
TLA
TLB
CLKBUF
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