2v cmos interface characteristics, Mdio bidirectional interface characteristics, Xaui driver characteristics – Approved Optics Approved ENTERASYS 10GBASE-LR User Manual
Page 3: 10gbase-lr-a
Approved Optics, Inc.
www.ApprovedOptics.com
Page 3 of 5
10GBase-LR-A
XENPAK-LR 10GB Module
1310nm, 10K, SMF, SC RoHS6
XAUI Driver Characteristics
Parameter
Symbol
Min.
Typ.
Max.
Unit
Baud Rate
-
3.125
-
Gbit/s
Baud Rate Tolerance
-100
-
+100
ppm
Differential Amplitude
800
-
1600
mVPP
1.2V CMOS Interface Characteristics
Parameter
Symbol
Min.
Typ.
Max.
Unit
Baud Rate
-
3.125
-
Gbit/s
Baud Rate Tolerance
-100
-
+100
ppm
Differential Amplitude
200
-
1600
mVpp
Input High Voltage
VIH
0.84
-
1.5
V
Input Low Voltage
VIL
-0.3
-
0.36
V
Input Pull-down Current
IIn
20
40
120
μA
Output High Voltage
VOH
1.0
-
-
V
Output Low Voltage
VOL
-
-
0.2
V
Pull up Resistance
RLASI
10
-
22
k ohm
Capacitance
CLASI
-
-
10
pF
Load Capacitance
CLoad
-
-
320
pF
MDIO Bidirectional Interface Characteristics
Parameter
Symbol
Min.
Typ.
Max.
Unit
Input High Voltage
VIHM
0.84
-
1.5
V
Input Low Voltage
VILM
-0.3
-
0.36
V
Output High Voltage
VOHM
1.0
-
1.5
V
Output Low Voltage
VOLM
-0.3
-
0.2
V
Pull up Resistance
RMDIO
200
-
Note 1
Ohm
MDC min high/low time
THM,TLM
160
-
-
ns
MDC Frequency
1/TCK
TBD
-
2.5
MHz
Setup time
TDIS
10
-
-
ns
Hold time
TDIH
10
-
-
ns