RoHS compliant
850 nm Multi-mode Transceiver
Small Form Pluggable (SFP), 3.3V
1.0625Gbd Fiber Channel/1.25 Gigabit Ethernet
Features
Compliant with Fiber Channel 100-M5-SN-I and
100-M6-SN-I standard
Compliant with IEEE802.3z Gigabit Ethernet
standard
Industry standard small form pluggable (SFP)
package
Duplex LC connector
Differential LVPECL inputs and outputs
Single power supply 3.3V
TTL signal detect indicator
Hot Pluggable
Class 1 laser product complies with EN 60825-1
Application
Distributed multi-processing
Switch to switch interface
High speed I/O for file server
Bus extension application
Channel extender, data storage
Ordering Information
PART NUMBER INPUT/OUTPUT SIGNAL DETECT VOLTAGE TEMPERATURE
LM28-C3S-TC-N AC/AC TTL 3.3V
LM28-C3S-TI-N AC/AC TTL 3.3V
LM28-C3S-TI-N-ER AC/AC TTL 3.3V
0°C to 70 °C
-20°C to 85 °C
-40°C to 85 °C
Page 1 of 9
Version 1.1
Date: 10/30/2006
Headquarters :
12 Shyr Jiann Road, Hsinchu Industrial Park, Hukow,
Hsinchu Hsien,, Taiwan 303
TEL: +886-3-5986799
FAX: +886-3-5986655
Website: www.apacoe.com.tw
RoHS compliant
850 nm Multi-mode Transceiver
Small Form Pluggable (SFP), 3.3V
1.0625Gbd Fiber Channel/1.25 Gigabit Ethernet
Absolute Maximum Ratings
PARAMETER SYMBOL MIN MAX UNITS NOTE
Storage Temperature T
Supply Vo ltage Vcc
S
−40
−0.5
85
4.0 V
°
C
Input Voltage VIN
−0.5
Vcc V
Output Current Io --- 50 mA
Operating Current IOP --- 400 mA
Recommended Operating Conditions
PARAMETER SYMBOL MIN MAX UNITS NOTE
°
C
°
C
°
C
LM28-C3S-TC-N
LM28-C3S-TI-N
LM28-C3S-TI-N-ER
Case Operating Temperature TC
0 70
-20 85
-40 85
Supply Voltage Vcc 3.1 3.5 V
Supply Current ITX + I
RX
--- 250 mA
Transmitter Electro-optical Characteristics
Vcc = 3.1 V to 3.5 V, TC = 0
°
PARAMETER SYMBOL MIN TYP. MAX UNITS NOTE
Output Optical Power
µ
(50/125
(62.5/125
m fiber, NA=0.20)
µ
m fiber, NA=0.275)
Extinction Ratio ER 9 --- --- dB
Coupled Power Ratio CPR 9 --- --- dB
C to 70
°
C (-20
°
C to 85
P
out
°
C) (-40
−9.5
°
C to 85
°
C)
--- -4 dBm
Center W avel ength
Spectral Width (RMS)
Rise/Fall Time, (20−80%)
λ
C
∆
λ
--- --- 260 ps
T
r, f
Relative Intensity Noise RIN --- ---
830 850 860 nm
--- --- 0.85 nm
−117
dB/Hz
Total Jitter TJ --- --- 227 ps
Output Eye Compliant with IEEE802.3z
Max. P
Differential Input Voltage V
TX-DISABLE Asserted P
out
Page 2 of 9
Version 1.1
Date: 10/30/2006
--- ---
OFF
0.4 --- 2.0 V
DIFF
−45
dBm
Headquarters :
12 Shyr Jiann Road, Hsinchu Industrial Park, Hukow,
Hsinchu Hsien,, Taiwan 303
TEL: +886-3-5986799
FAX: +886-3-5986655
Website: www.apacoe.com.tw
RoHS compliant
850 nm Multi-mode Transceiver
Small Form Pluggable (SFP), 3.3V
1.0625Gbd Fiber Channel/1.25 Gigabit Ethernet
Receiver Electro-optical Characteristics
Vcc = 3.1 V to 3.5 V, TC = 0
PARAMETER SYMBOL MIN TYP. MAX UNITS NOTE
Optical Input Power-maximum P
Optical Input Power-minimum
(Sensitivity)
Operating Center Wavelength
Optical Return Loss ORL 12 --- --- dB
°
C to 70
°
°
C (-40
0 --- --- dBm
IN
--- ---
P
IN
λ
C
C to 85
°
C)
−18
dBm
770 --- 860 nm
BER < 10
BER < 10
−12
−12
Loss of Signal-Asserted PA --- --Loss of Signal-Deasserted PD
Differential Output Voltage V
Data Output Rise, Fall Time
(20−80%)
Receiver Loss of Signal Output
Voltage-Low
Receiver Loss of Signal Output
Voltage-High
DIFF
T
RX_LOS
RX_LOS
−35
0.5 --- 1.2 V
--- --- 0.35 ns
r, f
0 --- 0.5 V
L
2.4 --- VCC V
H
--- --- dBm
−18
dBm
Page 3 of 9
Version 1.1
Date: 10/30/2006
Headquarters :
12 Shyr Jiann Road, Hsinchu Industrial Park, Hukow,
Hsinchu Hsien,, Taiwan 303
TEL: +886-3-5986799
FAX: +886-3-5986655
Website: www.apacoe.com.tw