Datasheet
SFP Bidirectional Transceivers
SFP-GD-BX34xx and SFP-GD-BX43xx
Features
SFF-8472 compliance (SFP)
1250 Mbps data rates
- IEEE 802.3ah
- Gigabit Ethernet
Single-mode optics
Single fiber, bi-directional
Separate Tx and Rx wavelengths
Class 1 laser (Tx): 1310 nm or 1490 nm
22 km reach
Digital Diagnostics (SFF-8724)
Commercial and industrial temperature availability
General Operations
Parameter
Supply Voltage
Total Current
Power Supply Noise Rejection
a
Operating Temperature of SFP Case
b
Operating Temperature of SFP Case
b
(TH)
Storage Temperature
Data Rate
a) 20 Hz to 155 MHz
b) Maximum Relative Humidity is 85%, non-condensing
Symbol
V
cc
I
cc
PSR
T
op
T
op
T
st
DR
Min.
3.135
-
100
-5
-40
-40
-
Max.
3.465
300
-
70
85
85
1250
Unit
V
mA
mV
p-p
ºC
ºC
ºC
Mbps
Transmitter Specifications (Optical)
Parameter
Optical Power
Optical Crosstalk
Average Launch Power Of Off Tx
Extinction Ratio
Eye Mask
Optical Rise Time (20% to 80% values)
Optical Fall Time (20% to 80% values)
Mean TX Wavelength SFP-GD-BX34xx: 1310
Mean TX Wavelength SFP-GD-BX43xx: 1490
Spectral Width (RMS) SFP-GD-BX34xx
Spectral Width (RMS) SFP-GD-BX43xx
Relative Intensity Noise
Transmitter Reflectance
Optical Return Loss Tolerance
t
r
t
f
λ
λ
σ
σ
RIN
-
ORLT
-
-
1260
1480
-
-
-
-
-
Symbol
P
op
XT
Min
-9
-
-
6
IEEE 802.3ah
Max
-3
-40
-45
-
260
260
1360
1500
3.5
0.88
-120
-12
12
Unit
dBm
dB
dBm
dB
ps
ps
nm
nm
nm
nm
dB/Hz
dB
dB
P
off
ER
1
MRV [ MRV COMMUNICATIONS, INC. ]
