P/N: SP-GB-XD
50Km Gigabit Ethernet SFP Transceiver
Features
Single 3.3V Supply
Data Rate 1.062 to 1.25 Gb/s
50km Reach
19dB Minimum, 23.5dB Typical Link Budget
1550nm DFB Laser
Commercial Temperature Available
Industrial Temperature Available
SFP MSA SFF-8074i Compliant
Digital Diagnostic SFF-8472 Compliant
Telcordia GR-468 Compliant
Color Coded Bail Latch Tube: Green
RoHS Compliant
Table 1 – General Operating
Parameter
Supply Voltage
Total Current
Power Supply Noise Rejection
Operating Temperature (-CxA)
Operating Temperature (-TxA)
Storage Temperature
Data Rate GbE
Date Rate FC
Note 1: 20Hz to 155MHz
Note 2: Please refer to order information
Table 2 – Transmitter Specifications (Optical)
Parameter
Optical Power
Average Launch Power Tx_Off
Extinction Ratio (Dynamic)
Eye Mask
Total Jitter
Optical Rise/Fall Time
Mean Wavelength
Spectral Width (20dB)
Side Mode Suppression Ratio
Optical Path Penalty at 50Km
Relative Intensity Noise
Reflection Tolerance
TJ
t
r
/t
f
λ
Δλ
SMSR
dp
RIN
rp
-
-
1500
-
30
-
-
-24
-
-
1550
-
-
1
-
-
Symbol
P
op
P
off
ER
Min.
-5
-
9
Typical
-2.5
-
-
Max.
0
-45
-
802.3ah Compliant
200
260
1580
1
-
2
-120
-
ps
ps
nm
nm
dB
dB
dB/Hz
dB
5
4
3
Unit
dBm
dBm
dB
Notes
Symbol
Vcc
I
CC
PSR
Top
Top
Tst
DR
DR
Min.
3.135
-
100
-5
-40
-40
-
-
Typical
3.3
-
-
-
-
-
1250
1062.5
Max.
3.465
300
-
70
85
85
-
-
Unit
V
mA
mVp-p
ºC
ºC
ºC
Mbps
Mbps
1
2
2
Notes
-1-
DS-5552
Rev 0.0 2009-05-26
P/N: SP-GB-XD
50Km Gigabit Ethernet SFP Transceiver
Note 3: 20%~80% values
Note 4: Measured at BER of
10 BER, PRBS 2 -1,at eye center
Note 5: 1dB degradation of receiver sensitivity
Table 3 – Transmitter Specifications (Electrical)
Parameter
Input Differential Impedence
PECL Single Ended Data Input Swing
TxFault_Fault
TxFault_Normal
TxDisable_Disable
TxDisable_Enable
Symbol
R
in
V
in
,
p-p
V
fault
V
normal
V
d
V
en
Min.
80
250
2
Vee
2
Vee
Typical
100
-
-
-
-
-
Max.
120
1200
Vcc
Vee + 0.5
Vcc
Vee + 0.8
Unit
Ω
mV
V
V
V
V
Notes
-12
7
Table 4 – Receiver Specifications (Optical)
Parameter
Receiver Power Low
Receiver Power High
Damage Threshold For Receiver
Wavelength
Maximum Reflectance of Receiver
LOS Assert
LOS De-Assert
LOS Hysteresis
Symbol
R
sens,low
R
sens,high
P
in, damage
λ
RX_r
-
-
-
Min.
-
-3
-
1200
-
-38
-
0.5
Typical
-26
-
-
-
-
-
-
-
Max.
-24
-
6
1625
-12
-
-24
-
Unit
dBm
dBm
dBm
nm
dB
dBm
dBm
dB
Notes
6
6
Note 6:
10
-12
BER
at nominal wavelength
Table 5 – Receiver Specifications (Electrical)
Parameter
PECL Single Ended Data Output Swing
Data Output Rise/Fall Time
Symbol
V
out,p-p
t
r
/t
f
Min.
185
-
Typical
-
-
Max.
800
260
Unit
mV
ps
Notes
-2-
DS-5552
Rev 0.0 2009-05-26
P/N: SP-GB-XD
50Km Gigabit Ethernet SFP Transceiver
Table 6 – Timing and Electrical
Parameter
Tx Disable Negate Time
Tx Disable Assert Time
Time to Initialize, Including Reset of Tx
Fault
Tx Fault Assert Time
Tx Disable to Reset
LOS Assert Time
LOS De-Assert Time
Serial ID Clock Rate
RX_LOS Voltage (High)
RX_LOS Voltage (Low)
LOS Output Voltage-Fault
LOS Output Voltage-Normal
MOD_DEF (0:2)-High
MOD_DEF (0:2)-Low
Table 7 – Diagnostics
Parameter
Temperature(-CDA)
Temperature(-TDA)
Voltage
Bias Current
Tx Power
Rx Power
Range
-5 to 70
-40 to 85
0 to Vcc
0 to 120
-5 to 0
-24 to -3
Accuracy
±3
±3
0.1
±5
±3
±3
Unit
ºC
ºC
V
mA
dBm
dBm
Calibration
External
External
External
External
External
External
Formula
Tc(C) = Tslope*Tad(16 bit signed twos
complement value) + Toffset
Tc(C) = Tslope*Tad(16 bit signed twos
complement value) + Toffset
V(Volts) = Vslope*Vad (16 bit unsigned
integer) + Voffset
I(mA) = Islope * Iad(16 bit unsigned integer)
+ Ioffset
Tx_PWR(µW) = Tx_PWRslope*Tx_PWRad
(16 bit unsigned integer)+Tx_PWRoffset
Rx_PWR(µW) =
A0+A1*x+A2*x^2+A3*x^3+A4*x^4
Symbol
t_on
t_off
t_init
t_fault
t_reset
t_loss_on
t_loss_off
f_serial_clock
Rx_LOS
H
RX_LOS
L
V
LOS
fault
V
LOS
normal
V
H
V
L
Min.
-
-
-
-
10
-
-
-
2
-
2
V
ee
2
V
ee
Typical
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Max.
1
10
300
100
-
100
100
100
-
0.8
V
cc
V
ee
+ 0.5
Vcc
V
ee
+ 0.5
Unit
ms
µs
ms
µs
µs
µs
µs
kHz
V
V
V
V
V
V
Notes
-3-
DS-5552
Rev 0.0 2009-05-26
P/N: SP-GB-XD
50Km Gigabit Ethernet SFP Transceiver
Table 8 – EEPROM Serial ID (A0h)
Name of Field
Identifier
Ext. Identifier
Connector
Description of Field
Type of serial transceiver
Extended identifier of type of serial transceiver
Address
0
1
2
3
4
5
Hex
03
04
07
00
00
00
02
00
00
00
00
01
0D
00
32
FF
00
00
00
00
53
4F
55
52
43
45
50
48
4F
54
4F
4E
49
43
53
20
ASCII
Code for connector type
Transceiver
Code for electronic compatibility or optical
compatibility
6
7
8
9
10
Encoding
BR.Nominal
Reserved
Length (9µm,km)
Length (9µm)
Length (50µm)
Length (62.5µm)
Length (Copper)
Reserved
Code for serial encoding algorithm
Units of 100 MBits/sec.
Reserved
9/125 µm fiber, units of km
9/125 µm fiber, units of 100 m
50/125 µm fiber, units of 10 m
62.5/125 µm fiber, units of 10 m
Units of meters
Reserved
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
Vendor Name
SFP vendor name (ASCII)
S
O
U
R
C
E
P
H
O
T
O
N
I
C
S
[Space]
-4-
DS-5552
Rev 0.0 2009-05-26
P/N: SP-GB-XD
50Km Gigabit Ethernet SFP Transceiver
Table 8 – EEPROM Serial ID (A0h)
Name of Field
Reserved
Description of Field
Reserved
Address
36
37
38
39
40
41
42
43
44
45
46
Vendor P/N
Part number in ASCII, e.g.
SPGBXDCDA
47
48
49
50
51
52
53
54
55
56
Vendor Rev.
Revision level for part number provide by
vendor (ASCII)
57
58
59
60
61
62
63
Hex
00
00
1F
22
53
50
47
42
58
44
43
44
41
20
20
20
20
20
20
20
41
20
20
20
06
0E
00
xx
S
P
G
B
X
D
C
D
A
[Space]
[Space]
[Space]
[Space]
[Space]
[Space]
[Space]
A
[Space]
[Space]
[Space]
ASCII
Vendor OUI
IEEE vendor OUI code for
Source Photonics Inc.
Wavelength
1550nm
Reserved
CC_BASE
Reserved
Check code for Base ID Fields
(addresses 0 to 62)
Indicates which optional transceiver signals
are implemented
Options
64
65
00
1A
-5-
DS-5552
Rev 0.0 2009-05-26
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