pi2eqx4402d Pericom Semiconductor Corporation, pi2eqx4402d Datasheet - Page 7

• Manufacturer Part Number: pi2eqx4402d
• Description: 2.5 Gbps X2 Lane Serial Pci Express Repeater/equalizer With Signal Detect Feature
• Manufacturer: Pericom Semiconductor Corporation

AC Switching Characteristics for Clock Buffer
Notes:
1.
2.
3.
Confi guration Test Load Board Termination
Note:
T
ΔV
Symbol
V
rise
ΔT
V
Measurement taken from Single Ended waveform.
Measurement taken from Differential waveform.
Test confi guration is R
• TLA and TLB are 3” transmission lines.
V
ΔT
CROSS
T
HIGH
CROSS
LOW
DC
rise
/ T
06-0306
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. Confi guration 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
7
= 1.8 ±0.1V, AV
TLA
TLB
(1)
DD
= 1.8 ±0.1V)
2pF
5%
-200
Min
125
660
200
45
(3)
with Signal Detect feature
Max.
Clock#
525
900
550
250
75
55
Clock
2pF
5%
PI2EQX4402D
PS8873B
Units
mV
ps
%
Notes
11/16/06
1
1
1
1
1
1
2