E2500 Datasheet, PDF (6/10 Pages) Agere Systems – E2500-Type 2.5 Gbits/s Electroabsorption Moudlated Isolated Laser Module (EM-ILM) for Ultralong-Reach Applications

E2500-Type 2.5 Gbits/s Electroabsorption Modulated
Isolated Laser Module (EM-ILM)
Data Sheet, Rev. 1
September 2001
Characteristics (continued)
10^–5
10^–6
10^–7
TEST CONDITIONS:
T = 25 PC
IBIAS (LASER) = 80 mA
VBIAS (MOD) = –1.0 Vdc
VPP (MOD) = 2.0 V
POUT = 1.9 dBm (PULSED)
EXT. RATIO (RF) = 11.4 dB
10^–8
10^–9
10^–10
10^–11
0 km
107 km
122 km
202 km
337 km
640 km
10^–12
–38
–37
–36
–35
–34
–33
–32 –31
–30
–29
–28
OPTICAL POWER (dBm)
Figure 3. BER vs. Optical Power (Typical)
1-930(C).c
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Agere Systems Inc.