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HG Genuine
GBIC Transceiver
MGB-243S
Transceiver Electrical Characteristics
Parameter
Symbol
Min
Typ
Max
Unit
Note
Surge Current
ISURGE
30
mA
0.5
1.0
W
3.3V
Power Dissipation
PDISS
0.8
1.5
W
5V
Transmitter Electro-optical Characteristics
Parameter
Symbol
Min
Typ
Max
Unit
Note
Output Optical Power
9/125um SMF
PO
-9.5
7
-3
dBm
avg
Optical Extinction Ratio
9
dB
Center Wavelength
λ
C
1280
1310
1340
nm
Spectral Width
2.8
nm rms
Optical Rise /Fall Time
tr/tf
0.26
ns
Total Contributed Jitter
TJ
227
ps p-p
Max. Pout TX-DISABLE Asserted
POFF
-35
dBm
Output Eye
Compliant with IEEE802.3z
Differential Input Voltage
VDIFF
0.65
2.0
V
Transmit Fault Output-Low
TX-FAULTL
0
0.5
V
Transmit Fault Output-High
TX-FAULTH
2.4
VCC
V
TX-DISABLE Assert Time
t-off
10
us
TX-DISABLE Negate Time
t-on
1
ms
Time to initialize, includes reset of
TX-FAULT
t-init
300
ms
TX-FAULT from fault to assertion
t-fault
100
us
TX-DISABLE time to start reset
t-reset
10
us
Receiver Electro-optical Characteristics
Parameter
Symbol
Min
Typ
Max
Unit
Note
Input Optical Power
Pin
-23
7
-3
dBm
2
7-1 PRBS
BER<10
-12
Operating Center Wavelength
λ
C
1200
1660
nm
Return Loss
ORL
12
dB
Receiver Loss of Signal-TTL low
PRX-LOS A
-23
dBm
Receiver Loss of Signal-TTL high
PRX-LOS D
-31
dBm
Receiver Differential Output Voltage
±RX_DAT
370
2000
mV-
p
Receiver Output Rise Time
TrRx_DAT
0.25
0.35
ns
Receiver Output Fall Time
TfRX_DAT
0.25
0.35
ns
Receiver Loss of Light Load
RX-LOSLoad
4.7
10
KΩ
Receiver Loss of Signal
Output Voltage -low
RX-LOSL
0.0
0.5
V
Receiver Loss of Signal
Output Voltage -high
RX-LOSH
VCC-0.5
VCC+0.3
V
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