DELTA LC-1250B4Q2H

LC-1250xxxxRx Series
RoHS Compliant 2x5 Small Form Factor Transceiver for Gigabit
Ethernet
FEATURES
Compliant with SFF transceiver MSA
specification
Compliant with specifications for IEEE
802.3z/Gigabit Ethernet
LC-1250BxQxRx compliant 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
Laser Class 1 product which comply with the
requirements of IEC 60825-1 and IEC 60825-2
Duplex LC connector interface
TTL or PECL signal detect level
RoHS Compliant per Directive 2002/95/EC
Description
Applications
The LC-1250xxxxRx series are high performance,
cost effective optical transceivers intended for
1250 Mb/s. They are designed to provide
Gigabit Ethernet compliant link at 1250 Mb/s for
short, intermediate and long reach links,
respectively.
Switch to switch interface
Switched backplane applications
File server interface
Performance
The LC-1250xxxxRx series provide with the LC
receptacle those are compatible with the
industry standard LC connector.
LC-1250AxFxRx:
850nm VCSEL, up to 500m in 50/125μm MMF
The LC-1250xxxxRx series are Class 1 eye
safety product. The optical power levels, under
normal operation, are at eye safe level.
850nm VCSEL, up to 220m in 62.5/125μm MMF
LC-1250BxQxRx:
1310nm FP laser, up to 10km in 9/125μm SMF
1310nm FP laser, up to 550m in 50/125μm
MMF
1310nm FP laser, up to 550m in 62.5/125μm
MMF
1
DELTA ELECTRONICS, INC.
Sep., 2006
Rev. 0E
www.deltaww.com
LC-1250xxxxRx Series
Absolute Maximum Ratings
Parameter
Storage Temperature
Lead Soldering Temperature
Lead Soldering Time
Supply Voltage
Symbol
Ts
TSOLD
tSOLD
VCC
Min.
-40
Typ.
Max.
85
260
10
5
Unit
ºC
ºC
Sec.
V
Note
Typ.
Max.
70
3.465
Unit
ºC
V
Note
1
0
Recommended Operating Conditions
Parameter
Ambient Operating Temperature
Supply Voltage
Symbol
TA
VCC
Min.
0
3.135
Note: See ordering information for detail
Electrical Characteristics
(VCC=3.135 V to 3.465 V)
Parameter
Transmitter
Transmitter Data Input Voltage-Low
Transmitter Data Input Voltage-High
Transmitter Disable Input-High
Transmitter Disable Input-Low
Receiver
Data Output Voltage-Low
Data Output Voltage-High
SD Output Voltage-Low
SD Output Voltage-High
SD Output Voltage-Low
SD Output Voltage-High
Symbol
Min.
VIL-VCC
VIH-VCC
VDISH
VDISL
VOL-VCC
VOH-VCC
VSDH-VCC
VSDL-VCC
VSDH-VCC
VSDL-VCC
2
DELTA ELECTRONICS, INC.
Max.
Unit
-1.81
-1.16
2
0
-1.48
-0.88
VCC+0.3
0.8
V
V
V
V
-1.95
-1.045
-1.95
-1.05
-1.62
-0.74
-1.62
-0.74
0.8
V
V
V
V
V
V
2
Typ.
Note
ECL
Family
LVTTL
Sep., 2006
Rev. 0E
www.deltaww.com
LC-1250xxxxRx Series
Transmitter Optical Performance Specifications:
(VCC=3.135 V to 3.465 V)
Parameter
Symbol
Supply Current
Typ.
Max.
Unit
150
mA
-9.5
-9.5
9
-4
-3
dBm
830
1274
860
1355
nm
nm
RIN
0.85
2.8
-116
dB/Hz
tr/tf
260
ps
Icc
Average Launched Power
LC-1250AxFxRx
LC-1250BxQxRx
Optical extinction ratio
Center wavelength
LC-1250AxFxRx
LC-1250BxQxRx
Spectral Width
LC-1250AxFxRx (RMS)
LC-1250BxQxRx (RMS)
Relative Intensity Noise
Optical Rise/Fall Time
Output Eye
Min.
PO
ER
λC
Notes
dB
σ
1
Complies with the IEEE 802.3z/D2 specification, and is class 1
laser eye safety
Receiver Optical Performance Specifications:
(VCC=3.135 V to 3.465 V)
Parameter
Supply Current
Optical input sensitivity (avg.)
LC-1250AxFxRx
LC-1250BxQxRx
Optical input saturation (avg.)
LC-1250AxFxRx
LC-1250BxQxRx
Optical Wavelength
LC-1250AxFxRx
LC-1250BxQxRx
Output Data risetime
Output Data falltime
SD-Asserted Level (Avg.)
LC-1250AxFxRx
LC-1250BxQxRx
SD-Deasserted Level (Avg.)
LC-1250AxFxRx
LC-1250BxQxRx
Symbol
Min.
Max.
Unit
Icc
120
mA
PIN
-17
-19
dBm
PSAT
-3
-3
λ
830
1274
tr
tf
PA
-30
-30
PD
Signal detect- Hysteresis
PA -PD
Notes:
1. These are unfiltered 20%~80% values.
0.5
Typ.
Notes
2
dBm
860
1355
0.35
0.35
nm
-17
-19
dBm
ns
ns
1
1
dBm
dB
2. The sensitivity is provided at a BER of 1×10-10 or better with an input signal consisting of 1250 Mb/s,
3
DELTA ELECTRONICS, INC.
Sep., 2006
Rev. 0E
www.deltaww.com
LC-1250xxxxRx Series
27-1 PRBS and ER=9dB.
Mask of the eye diagram for the optical transmit signal
Pin Out Table:
PIN (2X5)
1
2
3
4
5
6
7
8
9
10
Symbol
GND
RXVCC
SD
RD (-)
RD (+)
TXVCC
GND
Disable
TD (+)
TD (-)
Functional description
Receiver Signal Ground
Receiver Power Supply
Signal Detect
Receiver Data Out Bar (LVPECL)
Receiver Data Out (LVPECL)
Transmitter Power Supply
Transmitter Signal Ground
Transmitter Disable (LVTTL)
Transmitter Data In (LVPECL)
Transmitter Data In Bar (LVPECL)
Pin Out Drawing:
Tx
10 9 8 7 6
2x5 Module Top View
Rx
1 2 3 4 5
4
DELTA ELECTRONICS, INC.
Sep., 2006
Rev. 0E
www.deltaww.com
LC-1250xxxxRx Series
Recommend Circuit Schematic (LC-1250xxx1Rx)
VeeT
DELTA SFF Module
Tx_Disable
TxDis
VccT
82ohm
82ohm
0.1uF
TD+
50 ohm TXL
Laser Driver
TD -
50 ohm TXL
Laser Diode
0.1uF
130 ohm
130ohm
1uH
3.3V
VccT
0.1uF
SerDes IC
10uF
0.1uF
1uH
VccR
10uF
0.1uF
0.1uF
150 ohm
RD+
50 ohm TXL
Preamp &
Quantizer
100 ohm*
50 ohm TXL
RD -
0.1uF
Photo-diode
150 ohm
* Depands on SerDes IC used
Rx_SD
SD
VeeR
Note:
1. 270 Ohm SD Output pull-down resisters required for LVPECL SD Output.
2. No connected for TTL SD Output.
5
DELTA ELECTRONICS, INC.
Sep., 2006
Rev. 0E
www.deltaww.com
LC-1250xxxxRx Series
Recommend Circuit Schematic (LC-1250xxx2Rx)
VeeT
DELTA SFF Module
Tx_Disable
TxDis
0.1uF
TD+
50 ohm TXL
100 ohm
Laser Driver
TD -
50 ohm TXL
Laser Diode
0.1uF
1uH
3.3V
VccT
0.1uF
SerDes IC
10uF
0.1uF
1uH
VccR
10uF
0.1uF
150 ohm
0.1uF
RD+
50 ohm TXL
Preamp &
Quantizer
100 ohm*
RD -
50 ohm TXL
0.1uF
Photo-diode
150 ohm
* Depands on SerDes IC used
Rx_SD
SD
VeeR
Note:
1. 270 Ohm SD Output pull-down resisters required for LVPECL SD Output.
2. No connected for TTL SD Output.
6
DELTA ELECTRONICS, INC.
Sep., 2006
Rev. 0E
www.deltaww.com
LC-1250xxxxRx Series
Package Outline Drawing (Plastic Housing)
XXXXnm
LC-XXXXXXXXXX
YYMMDDLXXXXX
MADE IN CHINA
7
DELTA ELECTRONICS, INC.
Sep., 2006
Rev. 0E
www.deltaww.com
LC-1250xxxxRx Series
Regulatory Compliance
Feature
Electromagnetic Interference
(EMI)
Reference
Performance
FCC Class B
EN 55022 Class B (CISPR 22A)
Radio Frequency
Electromagnetic Field
EN 61000-4-3
(1) Satisfied with electrical
characteristics of product
spec.
IEC 1000-4-3
Electrostatic Discharge to the
Duplex LC Receptacle
EN 61000-4-2
(2) No physical damage
IEC 1000-4-2
IEC 801.2
Electrostatic Discharge to the
Electrical Pins
MIL-STD-883E Method 3015.7
Eye Safety
US FDA CDRH AEL Class 1
CDRH File # 0321539-00
EN 60950: 2000
EN 60825-1: 1994+A11+A2
EN 60825-2: 2000
TUV Certificate No. R50032471
Component Recognition
Underwriters Laboratories and
UL File # E239394
Canadian Standards Association Joint
Component Recognition for Information
Technology Equipment Including
Electrical Business Equipment
8
DELTA ELECTRONICS, INC.
Sep., 2006
Rev. 0E
www.deltaww.com
LC-1250xxxxRx Series
Ordering information
LC-1250X1X2X3X4X5X6
X1: Light source types:
X4:
A: 850nm Multi-mode
Pin-out / logic interface:
1 = 2X5 / DC-coupled
2 = 2X5 / AC-coupled
B: 1310nm Single-mode
X5:
X2: Power Supply Voltage
Blank: Non-RoHS Compliant
R: RoHS Compliant
2: 3.3V / PECL SD Level
4: 3.3V / TTL SD Level
X6: Temperature
Blank: 0 to +70 degree C
H: -10 to +85 degree C
T: -40 to +85 degree C
X3: Distance:
F: 500m, 50/125μm MMF
Q: 10km, 9/125μm SMF
9
DELTA ELECTRONICS, INC.
Sep., 2006
Rev. 0E
www.deltaww.com