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FTLX8561E2 Product Specification – October 2008
© Finisar Corporation – October 2008 Rev B Page 6
Electrical AC 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
XAUI Input AC Characteristics (TXLANE[0..3])
Baud Rate
Fibre Channel
Ethernet
R
XAUIIN
3.1875
3.125
Gbit/s
Baud Rate Tolerance R
TOLXAUI
–100 100 ppm
Differential Input Impedance Z
INXAUI
80 100 120 Ω
Differential Return Loss
1)
|S
11
| 10 dB
Input Differential Skew
2)
t
SKEWIN
75 ps
Jitter Amplitude Tolerance
3)
J
XAUITOL
0.65 UI
p-p
XAUI Output AC Characteristics (RXLANE[0..3])
Baud Rate
Fibre Channel
Ethernet
R
XAUIOUT
3.1875
3.125
Gbit/s
Baud Rate Variation R
XAUIVAR
–100 100 ppm
XAUI Eye Mask (far-end) According to IEEE 802.3ae
Output Differential Skew t
SKEWOUT
15 ps
Output Differential Impedance Z
OUTXAUI
80 100 120 Ω
Differential Output Return Loss
1)
|S
22
| 10 dB
Total Jitter
4)
TJ
XAUI
0.35 UI
Deterministic Jitter
4)
DJ
XAUI
0.37 UI
Power-On Reset AC Characteristics
Power-On Reset and TX_ONOFF
Characteristics
According to XENPAK MSA Issue 3.0, 2002-9-18
MDIO I/O AC 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
1)
100 MHz to 2.5 GHz.
2)
At crossing point.
3)
Per IEEE Std 802.3ae.
4)
At near-end, No pre-equalization, 1 UI = 320 ps.