FOA1252A1 Datasheet, PDF (11/16 Pages) Infineon Technologies AG – 2.5 Gbit/s Transimpedance Amplifier

FOA1252A1
Electrical Characteristics
2.4
Eye-diagrams Measured at Data Rates of 2.5 Gbit/s
Ext. Modulator
EDFA
Optical
OUT:
-2 dBm
Attenuator
α
IN _FOA1252
(DUT)
Q+
El.^{1) TEK}
Q- ^CSA803A
STM16
Bit
Pattern
Generator
Monitor OUT: -8 dBm
Opt.²⁾
1) _{Electrical input: sampling head SD26, bandwidth 20 GHz, risetime < 17.5 ps}
2) _{Optical input: O/E-converter head SD26, bandwidth 20 GHz, opt. pulse response speed (FWHM) < 28.5 ps}
ITA11349
Figure 3 Measurement Set-up
ITD11350
ITD11351
100 mV
/div
trig'd
-531 mV
109.6 ns
100 ps/div
100 mV
/div
trig'd
110.6 ns
-531 mV
109.6 ns
100 ps/div
110.6 ns
Figure 4 Eye Diagrams at input Power -20 dBm (top) and -25 dBm (bottom)
Preliminary Data Sheet
7
1998-07