Product Features
● UncooledLaserDiodewithMQWStructure
● InGaAs PIN-TIA Photodiode Receiver
● 9/125μm SMF
● BIDI Single Mode Transceiver SFP Footprint
● LCOrSCOptical Interface Are Optional
● Compliant With SFP MSA and SFF-8472
● Digital Diagnostic Monitoring Interface
● Single +3.3V Power Supply
● CML Differential Inputsand Outputs
● LVTTL Signal Detection Output
● Compliant With ITU-TG.957
● Compliant With RoHS and LeadFree
● MetalEnclosureforLowerEMI
● Operating Case Temperature:
      Standard: 0 to +70℃
      Extend: -20 to +85℃
      Industrial: -40 to +85℃

Product Applications
● Fast Ethernet
● ATM/SONET/SDH
● Switch/Router
● Other Optical Transmission Systems

Absolute Maximum Ratings

Parameter

Symbol

Min

Max

Unit

Storage Temperature

Tst

-40

+85

°C

Operating Temperature

TO

BYCS-1312-10D

0

+70

°C

BYCS-1312-10DE

-20

+85

°C

BYCS-1312-10DI

-40

+85

°C

Input Voltage

-

GND

VCC

V

Power Supply Voltage

VCC-VEE

0

+3.6

V

Note: Stress in excess of maximum absolute ratings can cause permanent damage to the module.

Recommended Operating Conditions

Parameter

Symbol

Min

Typ

Max

Unit

Storage Temperature

Tst

-40

-

+85

°C

Operating Case Temperature

TC

BYCS-1312-10D

0

-

+70

°C

BYCS-1312-10DE

-20

-

+85

°C

BYCS-1312-10DI

-40

-

+85

°C

Power Supply Voltage

VCC

3.1

3.3

3.5

V

Power Supply Current

ICC

-

-

200

mA

Data Rate

DR

-

1250

-

Gbps

Optical Specification

Transmitter

Parameter

Symbol

Min

Typ

Max

Unit

Note

CenterWavelength

1310

λC

1261

1310

1360

nm

SpectralWidth

1310nmFP

Δλ

-

-

4

nm

-

AverageOpticalOutputPower

Po

-9

-

-3

dBm

ExtinctionRatio

ER

9

-

-

dB

-

OpticalRise/FallTime(20%-80%)

Tr/Tf

-

-

0.27

ns

-

OutputEye Diagram

CompliantwithITU-TG.957

Receiver

Parameter

Symbol

Min

Typ

Max

Unit

Note

OperateWavelength

1550

-

1501

1550

1600

nm

ReceiverSensitivity

RSENS

-

-

-24

dBm

1

ReceiverSaturation

PRS

-3

-

-

dBm

1

LOSAssert

-

-40

-

-

dBm

Alarm:High-level

LOSDe-Assert

-

-

-

-24

dBm

LOSHysteresis

-

0.5

-

5

dBm

-

 Note: 1. Minimum Sensitivity and saturation levels for a 27-1 PRBS test pattern @1250Mbps.

Electrical Specification

Transmitter

Parameter

Symbol

Min

Typ

Max

Unit

Note

PowerSupplyCurrent

ICCT

-

70

150

mA

2

InputDifferentialImpedance

ZIN

90

100

110

Ω

-

InputSwing DifferentialVoltage

VIN

500

-

2400

mV

3

TX-DisableVoltage

Disable

-

2.0

-

VCC

V

-

Enable

-

0

-

0.8

V

-

TX-FaultVoltage

Fault

-

2.0

-

VCC

V

-

Normal

-

0

-

0.8

V

-

Receiver

Parameter

Symbol

Min

Typ

Max

Unit

Note

PowerSupplyCurrent

ICCR

-

70

140

mA

2

OutputSwing DifferentialVoltage

VOUT

600

-

2000

mV

4

LOS Voltage

High

-

2.0

-

VCC

V

-

Low

-

0

-

0.8

V

-

 Note: 

2. The current excludes the output load current.
3. CML input, internally AC-coupled and terminated.
4. Internally AC-coupled.

Package Diagram
Board Layout Hole Pattern7
LC Side Interface8

SCSide Interface10

Order Information

产品型号

封装

波长(-xx)

速率(xx)

传输距离  (-xx)

x

等级(x)

BYCS-B1312-10Dxx

SFP

B13=T1310/R1550 
B15=T1550/R1310

12=1.25G

03=3km 
10=10km 
20=20km 
40=40km

空 不带DDM 
D 带DDM

空 商业级 
E 扩展级 
I 工业级