Using the Trigger Terminal to Generate the Reference Clock of an Optical
Transceiver
Make the following connections if you want to use the trigger terminal to generate the
reference clock of an optical transceiver.
OPT
IN
DATA OUT
DATA IN
1 (CDR)
OPT
OUT
OPT OUT
OPT IN
DATA IN
DATA OUT
TO OPTICAL
MODULATOR
LD
IN
OPT OUT
Optical fiber
PANDA fiber
*
U-link (coaxial)
*
OE
BERT
EO
LS
U-link (coaxial)
*
Optical ATT *
Optical
transceiver
Reflected
REF
CLK IN
TRIGGER
OUT
Coaxial cable
TEST FIXTURE
*
Optical fiber
Optical ATT
2
3
1
4
1 AQ2200-601 10 Gbit/s BERT module
2 AQ2200-111 DFB-LD module (-PMF suffix code)
3 AQ2200-621 10 Gbit/s optical modulator (1550 nm)
AQ2200-622 10 Gbit/s optical modulator (1310 nm)
4 AQ2200-631 10 Gbit/s optical receiver
* See Note below.
Note
• Use EO or OE modules with the /U option (sold separately) for U-links.
• Use EO modules with the /P option (sold separately) for PANDA fibers.
• To protect the DUT, insert optical attenuators as necessary.
2.5 Connecting Cables
2-18
IM 735101-01EN
