Delta Electronics LC-1250xxxx User Manual

LC-1250xxxx Series
RoHS Compliant 2X5 SC Small Form Factor Transceiver for Gigabit Ethernet
Compliant with SFF transceiver MSA
specification
Compliant with Specifications for IEEE
802.3z/Gigabit Ethernet
LC-1250BxQxRx complian t with the
1.0625GBd Fiber Channel 100-SM-LC-L FC-PI Rev.13
LC-1250AxFxRx compliant with the
1.0625GBd Fiber Channel FC-PI 100-M5-SN-I Rev.13
Single +3.3V Power Supply PECL or TTL Signal Detect level
Duplex LC connector interface
Description
The LC-1250xxxx series are high performance, cost effective optical transceivers intended for 1250Mb/s. They are designed to provide Gigabit Ethernet compliant link at 1250Mb/s for short, intermediate and long reach links, respectively.
The LC-1250xxxx series provide with the LC receptacle that are compatible with the industry standard LC connector.
The LC-1250xxxx series are Class 1 eye safety product. The optical power levels, under normal operation, are at eye safe level.
Laser Class 1 Product which comply with the
requirements of IEC 60825-1 and IEC 60825-2
RoHS Compliant per Directive 2002/95/EC.
Applications
Gigabit Ethernet/Fast Ethernet Switched backplane applications File server interface
Performance
LC-1250AxFxRx:
850nm VCSEL, up to 500m in 50/125μm MMF  850nm VCSEL, up to 220m in 62.5/125μm MMF
LC-1250BxQxRx:
1310nm FP laser, Data Link up to 10km in
9/125um SMF
1310nm FP laser, up to 550m in 50/125μm MMF
DELTA ELECTRONICS, INC.
1310nm FP laser, up to 550m in 62.5/125μm
MMF
1 Jan., 2008
Rev. 0H
www.deltaww.com
LC-1250xxxx Series
Absolute Maximum Ratings
Parameter Symbol Min. Typ. Max. Unit Note
Storag e Temperature Ts -40 85 ºC Lead Soldering Temperature T Lead Soldering Time t
260 ºC
SOLD
10 sec.
SOLD
Supply Voltage VCC 0 5 V
Recommended Operating Conditions
Parameter Symbol Min. Typ. Max. Unit Note
Ambient Operating Temperature TA 0 70 ºC 1 Supply Voltage VCC 3.135 3.465 V
Note:
1.See ordering information for detail
Electrical Characteristics
( V
= 3.135 to 3.465V)
CC
Parameter Symbol Min. Typ. Max. Unit Note
Transmitter
Transmitter Data Input Voltage-Low VIL-V Transmitter Data Input Voltage-High VIH-V Transmitter Disable Input-High V Transmitter Disable Input-Low V
DISH DISL
Receiver
Data Output Voltage-Low VOL-V Data Output Voltage-High VOH-V PECL SD Output
LOW level output voltage
HIGH level output voltage
V
SDL-VCC
V
SDH-VCC
TTL SD Output
LOW level output voltage
HIGH level output voltage
V
V
SDL
SDH
-1.810 -1.475 V
CC
-1.165 -0.880 V
CC
2 VCC V
0 0.8 V
-1.95 -1.62 V
CC
-1.045 -0.74 V
CC
-1.95
-1.05 0
2
-1.62
V
-0.74
0.8
V
VCC
DELTA ELECTRONICS, INC.
2 Jan., 2008
Rev. 0H
www.deltaww.com
/
LC-1250xxxx Series
Optical Performance Specification
( V
= 3.135 to 3.465V )
CC
Parameter Symbol Min. Typ. Max. Unit Note
Transmitter
Supply Current ICC 150 mA Output Optical Power (Avg.)
LC-1250AxFxRx LC-1250BxQxRx
P
O
-9.5
-9.5 Optical Extinction Ratio ER 9 dB Center Wavelength
LC-1250AxFxRx LC-1250BxQxRx
λ
C
830
1274 Spectral Width (RMS) LC-1250AxFxRx
σ
LC-1250BxQxRx Optical Rise/Fall time
t
LC-1250AxFxRx
r/tf
LC-1250BxQxRx Relative Intensity Noise
Output Eye
RIN -116 dB/Hz
Complies with the IEEE 802.3z
D2 specification, and is class 1
laser eye safety
Receiver
Supply Current ICC 120 mA Optical Input Sensitivity (Avg.)
LC-1250AxFxRx
P
-17
IN
LC-1250BxQxRx Optical Receiver saturation (Avg.) P Input Optical Wavelength
LC-1250AxFxRx LC-1250BxQxRx
-3 dBm
SAT
λ
830
1274 Optical Rise/Fall time LC-1250AxFxRx
t
r/tf
LC-1250BxQxRx Signal Detect-Asserted (Avg.)
P
LC-1250AxFxRx
A
LC-1250BxQxRx Signal Detect-De-asserted (Avg.) PD -30 dBm Signal Detect-Hysteresis PA-PD 0.5 dB
Notes:
1. These are unfiltered 20%~80% values
-10
2. The sensitivity is provided at a BER of 1×10
7
1250Mb/s, 2
-1 PRBS and ER=9dB.
or better with an input signal consisting of
-4
-3
860
1355
0.85
4.5
0.26
0.4
-19
860
1355
0.36
0.5
-17
-19
dBm
nm
nm
ns 1
dBm 2
nm
ns 1
dBm
3 Jan., 2008
Rev. 0H
DELTA ELECTRONICS, INC.
www.deltaww.com
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