Absolute Maximum Ratings
Table1- Absolute Maximum Ratings
|
Parameter
|
Symbol
|
Min.
|
Typical
|
Max.
|
Unit
|
Notes
|
|
Supply Voltage
|
Vcc3
|
-0.5
|
-
|
+3.6
|
V
|
|
|
Storage Temperature
|
Ts
|
-10
|
-
|
+70
|
°C
|
|
|
Operating Humidity
|
RH
|
+5
|
-
|
+85
|
%
|
1
|
Note: 1 No condensation
Recommended Operating Conditions
Table 2- Recommended operating Conditions
|
Parameter
|
Symbol
|
Min.
|
Typical
|
Max.
|
Unit
|
Notes
|
|
Operating Case Temperature
|
TC
|
0
|
-
|
+70
|
°C
|
|
|
Power Supply Voltage
|
Vcc
|
3.14
|
3.3
|
3.47
|
V
|
|
|
Power Supply Current
|
Icc
|
-
|
-
|
300
|
mA
|
|
|
Power Dissipation
|
Pd
|
-
|
-
|
1.0
|
W
|
|
|
Bit Rate
|
BR
|
8.5
|
25.78125
|
-
|
Gbps
|
|
|
Fiber Bend Radius
|
Rb
|
3
|
-
|
-
|
cm
|
|
Electrical Characteristics
Table 3- Electrical Characteristics
|
Parameter
|
Symbol
|
Min.
|
Typ.
|
Max.
|
Units
|
Notes
|
|
Transmitter
|
|
Differential Data Input Swing
|
Vin,P-P
|
200
|
-
|
1600
|
mVPP
|
|
|
Input Differential Impedance
|
ZIN
|
90
|
100
|
110
|
Ω
|
|
|
Tx_Fault
|
Normal Operation
|
VOL
|
0
|
-
|
0.8
|
V
|
|
|
Transmitter Fault
|
VOH
|
2.0
|
-
|
VCC
|
V
|
|
|
Tx_Disable
|
Normal Operation
|
VIL
|
0
|
-
|
0.8
|
V
|
|
|
Laser Disable
|
VIH
|
2.0
|
-
|
VCC+0.3
|
V
|
|
|
Receiver
|
|
Differential Date Output
|
Vout
|
400
|
-
|
800
|
mV
|
|
|
Output Differential Impedance
|
ZD
|
90
|
100
|
110
|
Ω
|
|
|
Rx_LOS
|
Normal Operation
|
VOL
|
0
|
-
|
0.8
|
V
|
|
|
Lose Signal
|
VoH
|
2.0
|
-
|
VCC
|
V
|
|
Optical Characteristics
Table 4-Optical Characteristics
|
Parameter
|
Symbol
|
Unit
|
Min
|
Typ
|
Max
|
Notes
|
|
Optical transmitter Characteristics
|
|
Bit Rate
|
BR
|
Gbps
|
8.5
|
25.78125
|
-
|
|
|
Center Wavelength Range
|
λc
|
nm
|
820
|
850
|
880
|
|
|
Average Launch power
Tx_off
|
Poff
|
dBm
|
-
|
-
|
-45
|
|
|
Launch Optical Power
|
P0
|
dBm
|
-6.0
|
|
2.4
|
1
|
|
Extinction Ratio
|
ER
|
dB
|
2
|
-
|
-
|
|
|
Spectral Width(RMS)
|
RMS
|
nm
|
-
|
-
|
0.65
|
|
|
Optical Receiver Characteristics
|
|
Bit Rate
|
BR
|
Gbps
|
8.5
|
25.78125
|
|
|
|
Bit Error Rate
|
BER
|
|
-
|
-
|
E-12
|
|
|
Damage threshold
|
DT
|
dBm
|
3.4
|
-
|
-
|
|
|
Overload Input Optical
Power
|
PIN
|
dBm
|
2.4
|
-
|
-
|
2
|
|
Center Wavelength Range
|
λc
|
nm
|
820
|
-
|
880
|
|
|
Receiver Sensitivity in
Average Power
|
Sen
|
dBm
|
-
|
-
|
-5.2
|
3
|
|
Los Assert
|
LosA
|
dBm
|
-30
|
-
|
-
|
|
|
Los De-Assert
|
LosD
|
dBm
|
-
|
-
|
-13
|
|
|
Los Hysteresis
|
LosH
|
dB
|
0.5
|
|
|
|
Note:
1. Coupled into 50/125 MMF.
2.
Measured with PRBS 231-1 test pattern @25.78125Gbps.BER=E-12 3. BER=1x10-12; PRBS231-1@25.78125Gbps.
Recommended Host Board Power Supply
Figure 1, Recommended Host Board Power Supply Circuit
Recommended Interface Circuit
Figure 2, Recommended Interface Circuit
Pin arrangement
Figure 3, Pin View
Table 5-Pin Function Definitions
|
Pin
|
Symbol
|
Name/Description
|
Notes
|
|
1
|
VEET
|
Module Transmitter Ground
|
1
|
|
2
|
TX_FAULT
|
Module Transmitter Fault
|
2
|
|
3
|
TX_DISABLE
|
Transmitter Disable; Turns off transmitter laser output
|
3
|
|
4
|
SDA
|
2-Wire Serial Interface Data Line (MOD-DEF2)
|
|
|
5
|
SCL
|
2-Wire Serial Interface Clock (MOD-DEF1)
|
|
|
6
|
MOD_ABS
|
Module Absent, connected to VEET or VEER in the module
|
2
|
|
7
|
RS0
|
Rate Select 0, optionally controls SFP+ module receiver
|
4
|
|
8
|
RX_LOS
|
Receiver Loss of Signal Indication (In FC designated as Rx_LOS and in Ethernet designated as NOT Signal Detect)
|
2
|
|
9
|
RS1
|
Rate Select 1, optionally controls SFP+ module transmitter
|
4
|
|
10
|
VEER
|
Module Receiver Ground
|
1
|
|
11
|
VEER
|
Module Receiver Ground
|
1
|
|
12
|
RD-
|
Receiver Inverted Data Output
|
|
|
13
|
RD+
|
Receiver Non-Inverted Data Output
|
|
|
14
|
VEER
|
Module Receiver Ground
|
1
|
|
15
|
VCCR
|
Module Receiver 3.3 V Supply
|
|
|
16
|
VCCT
|
Module Transmitter 3.3 V Supply
|
|
|
17
|
VEET
|
Module Transmitter Ground
|
1
|
|
18
|
TD+
|
Transmitter Non-Inverted Data Input
|
|
|
19
|
TD-
|
Transmitter Inverted Data Input
|
|
|
20
|
VEET
|
Module Transmitter Ground
|
1
|
Note:
1.The module ground pins are isolated from the module case.
2.The pins shall be pulled up with 4.7K-10Kohms to a voltage between 3.14V and 3.46V on host board.
3.The pin is pulled up to VCCT with a 4.7K-10KΩ resistor in the module.
4.See SFF-8472 Rev12.2 Table 10-2.
Monitoring Specification
Figure 4, Memory Map
Mechanical Design Diagram
Table 5- Cable Length
|
Cable Length L（Unit: m）
|
Tolerant（Unit: cm）
|
|
≤1.0
|
+5/-0
|
|
1.0＜L≤4.5
|
+15/-0
|
|
4.5＜L≤14.5
|
+30/-0
|
|
＞14.5
|
+2%/-0
|
