LU5X34F Datasheet, PDF (16/26 Pages) Agere Systems – Quad Gigabit Ethernet Transceiver

LU5X34F
Quad Gigabit Ethernet Transceiver
Timing Characteristics
Serial Timing
Table 12. Serial Output Timing Levels
Description
Rise Time 20%—80%
Fall Time 80%—20%
Common Mode
Differential Swing
Load (See Table 16)
Min
0.17
0.17
VDD/2 – 0.1
0.8
50
Typ
0.2
0.2
VDD/2
—
—
Preliminary Data Sheet
July 2000
Max
0.22
0.22
VDD/2 + 0.1
1.6
75
Unit
ns
ns
V
Vp-p
Ω
DWIN
VDIFF
tF/tR
Figure 4. Serial Interface Timing
Table 13. Serial Input Interface Timing
Description
Min
Rise Time (tR)
150
Fall Time (tF)
150
Differential Swing (VDIFF)
0.4
Source Impedance
50
Data Eye Opening
320
Max
225
225
1.6
75
—
5-8813(F)
Unit
ps
ps
mVp-p
Ω
ps
16
Lucent Technologies Inc.