
5
Agere Systems Inc.
Data Sheet, Rev. 1
September 2002
C482, C484, and C486 (C48-Type)
2.5 Gbits/s Cooled Laser Transmitters
Characteristics
(continued)
Figure 1. Data Timing Diagram
Table 4. Dispersion Performance
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Dispersion Penalty for Extended Reach:
C482, C486
C484
DP
DP
1800 ps/nm
3000 ps/nm
—
—
—
—
2.0
2.0
dB
dB
Table 5. Data Timing
Symbol
t1
t2
Setup (Min)
35
—
Hold (Min)
—
60
Unit
ps
ps
CLOCK
DATA/DATA
t1
t2
1-1051(F)