PI2EQX4402NB PERICOM [Pericom Semiconductor Corporation], PI2EQX4402NB Datasheet - Page 6

• Manufacturer Part Number: PI2EQX4402NB
• Description: 2.5Gbps x2 Lane Serial PCI Express Repeater/Equalizer
• Manufacturer: PERICOM [Pericom Semiconductor Corporation]

AC Switching Characteristics for Clock Buffer
Notes:
1.
2.
3.
Configuration Test Load Board Termination
Note:
T
ΔV
Symbol
V
rise
ΔT
V
Measurement taken from Single Ended waveform.
Measurement taken from Differential waveform.
Test configuration is R
• TLA and TLB are 3” transmission lines.
V
ΔT
CROSS
T
HIGH
CROSS
LOW
DC
rise
/ T
fall
fall
/
Rise and Fall Time (measured between 0.175V to 0.525V)
Rise and Fall Time Variation
Voltage High including overshoot
Voltage Low including undershoot
Absolute crossing point voltages
Total Variation of Vcross over all edges
Duty Cycle (input duty cycle = 50%)
475Ω
CLKBUF
1%
S
= 33.2Ω, Rp = 49.9Ω, and 2pF.
Figure 2. Configuration test load board termination
33Ω
33Ω
5%
5%
Rs
Rs
49.9Ω
1%
Rp
Parameters
(2)
2.5Gbps x2 Lane Serial PCI Express Repeater / Equalizer
(V
49.9Ω
DD
1%
Rp
6
= 1.8 ±0.1V, AV
TLA
TLB
(1)
DD
= 1.8 ±0.1V)
2pF
5%
Min
-200
125
660
200
45
(3)
Max.
Clock#
525
900
550
250
75
55
Clock
2pF
5%
Units
PI2EQX4402
mV
PS8778E
ps
%
Notes
02/15/06
1
1
1
1
1
1
2