Electrical dc characteristics – Finisar 10GBASE-LRM X2 User Manual
Page 5
FTLX1341E2 Product Specification – October 2008
© Finisar Corporation – October 2008
Rev B
Page 5
III. Electrical Characteristics
Recommended Operating Conditions
Values
Parameter Symbol
min. typ. max. Unit
Operating Case Temperature
1)
T
C
0 70
°C
Transponder Total Power
Consumption
P
4
W
Supply Voltage +5.0 V
V
CC5
4.75 5.0 5.25 V
Supply Current +5.0 V
I
CC5
10
mA
Supply Voltage +3.3 V
V
CC3
3.14 3.3 3.47 V
Supply Current +3.3 V
I
CC3
830
mA
Supply Voltage APS
V
CC aps
1.152 1.2 1.248 V
Supply Current APS
I
CC aps
850
mA
1)
Measured at reference thermal location, see Figure 3.
See also Environmental Performance.
Electrical DC Characteristics
(V
CC5
= 4.75 V to 5.25 V, V
CC3
= 3.14 V to 3.47 V, V
CC aps
= 1.152 V to 1.248 V, T
C
= 0°C to 70°C)
Values
Parameter Symbol
min. typ. max. Unit
1.2 V CMOS (1.8 V CMOS Compatible
1)
) I/O DC Characteristics
(PRTAD; LASI; RESET; TX_ONOFF)
External Pull-up Resistor for Open Drain
R
pullup
10 22 kΩ
Output High Voltage
2)
V
oh
1 V
Output Low Voltage
2)
V
ol
0.15
V
Input High Voltage
V
ih
0.84 1.5 V
Input Low Voltage
V
il
0.36
V
Input Pull-down Current
3)
I
pd
20 120 µA
MDIO I/O Characteristics (MDIO; MDC)
MDIO Data Hold Time
t
HOLD
10
ns
MDIO Data Setup Time
t
SU
10 ns
Delay from MDC Rising Edge to MDIO
Data Change
t
DELAY
300 ns
MDC Clock Rate
ƒ
MAX
2.5
MHz
Output Low Voltage
5)
V
OL
–0.3 0.2 V
Output Low Current
I
OL
20
mA
Input High Voltage
V
IH
0.84 1.2 1.5 V
Input Low Voltage
V
IL
–0.3 0.36 V
Pull-up Supply Voltage
V
PU
0.84 1.2 1.5 V
Input Capacitance
C
IN
10 pF
Load Capacitance
C
LOAD
470 pF
External Pull-up Resistance
R
LOAD
200
Ω
Power-On Reset AC Characteristics
Power-On Reset and TX_ONOFF
Characteristics
According to XENPAK MSA Issue 3.0 Draft 4.0, 2002-9-9
1)
For 1.8 V CMOS V
oh
= 1.65 V min., V
ol
= 0.15 V max., V
ih
= 1.17 V min., V
il
= 0.63 V max.
2)
R
pull-up
= 10 kΩ to 1.8 V.
3)
V
in
= 1.8 V.
4)
AC coupled.
5)
I
OL
= 100 µA.