XRT91L31 View Datasheet(PDF) - Exar Corporation
Part Name
Description
MFG CO.
'XRT91L31' PDF : 41 Pages View PDF
REV. 1.0.2
SYMBOL
tR_PECL
tF_PECL
tR_TTL
tF_TTL
STS-12/STM-4 OR STS-3/STM-1 SONET/SDH TRANSCEIVER
TABLE 11: PECL AND TTL RECEIVE OUTPUTS TIMING SPECIFICATION
PARAMETER
PECL output rise time (20% to 80%)
MIN
TYP
350
PECL output fall time (80% to 20%)
350
TTL output rise time (10% to 90%)
2
TTL output fall time (90% to 10%)
1.5
XRT91L31
MAX
UNITS
ps
ps
ns
ns
23
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