SFBD-1250A4K3RF
Small Form Factor Bi-Directional
Transceiver Module for BTS Application
FEATURES
z RoHS compliant
z 1.2288Gbps CPRI and IEEE802.3ah Gigabit
Ethernet compliant
z 2x5 pin SFF package with SC pigtail fiber
z Upstream transmitter with 1310nm DFB
Laser, and downstream receiver with
1490nm PIN-TIA
z Integrated with WDM filter to cut 1550nm and
1650nm optical signal off
z Single +3.3V power supply
z LVTTL Transmitter Disable input and Rx
Signal Detect output
z Laser Class 1 Product which comply with the
requirements of IEC 60825-1 and IEC 60825-2
Description
Application
The SFBD-1250xxxx series are 3.3V small
Form Factor Bi-Directional Transceiver Module
designed
expressly
for
high-speed
communication applications that require rates of
up to 1.25Gbit/sec. It is compliant with the
Gigabit Ethernet standards and 1.2288Gbps
z Base Transceiver Station (BTS) Interconnect
wireless base station application involving the
CPRI protocol, as well as the SFF Multisource
Agreement (MSA).
z FTTx WDM Broadband Access
z IEEE 802.3ah 1000BASE-BX
z GE-Media Converter
z Gigabit Ethernet P2P Optical Network
The module consists 1310nm un-cool DFB
z SFBD-1250A4K3RF data link up to 20km in
9/125um single mode fiber.
laser, InGaAs PIN, Preamplifier and WDM filter in a
high-integrated optical sub-assembly, and it is
contained in a standard SFF package with a
9/125um SC pigtail single mode fiber.
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DELTA ELECTRONICS, INC.
Revision: S2
03/04/2009
www.deltaww.com
SFBD-1250A4K3RF
1. Absolute Maximum Ratings
Parameter
Storage Temperature
Storage Ambient Humidity
Power Supply Voltage
Signal Input Voltage
Receiver Damage Threshold
Lead Soldering Temperature/Time
Lead Soldering Temperature/Time
Symbol
Ts
HA
VCC
Min.
-40
5
-0.3
-0.3
+3
Typ.
TSOLD
TSOLD
Max.
85
95
5
Vcc+0.3
260/10
380/10
Unit
ºC
%
V
V
dBm
ºC/sec
ºC/sec
Note
Note (1)
Note (2)
Note (1). Suitable for wave soldering
Note (2). Only for soldering by iron
2. Recommended Operating Conditions
Parameter
Operating Case Temperature
Ambient Humidity
Power Supply Voltage
Power Supply Current
Power Supply Noise Rejection
Symbol
TC
HA
VCC
ICC
Min.
-30
10
3.13
1.2288
Data Rate (CPRI)
-20ppm
1.25
Data Rate (Gigabit Ethernet)
-100ppm
Coupled Fiber
Transmission Distance
Typ.
3.3
1.2288
1.25
Max.
85
95
3.47
300
100
1.2288
+20ppm
1.25
+100ppm
Single Mode Fiber
20
Unit
ºC
%
V
mA
mVp-p
Note
Note(1)
Without dew
100Hz to 1MHz
Gbps
Gbps
Note(2)
km
Note (1). Measured on topside of case front center.
Note (2). ITU-T G.652 and ITU-T G.653(DSF fiber)
3. Specification of Transmitter
Parameter
Average Launched Power
Launched power (Peak.)
Extinction Ratio
Center Wavelength
Spectrum Width (-20dB)
Side Mode Suppression Ratio
Transmitter OFF Output Power
Optical Rise/Fall Time
Total Jitter
Optical Return Loss Tolerance
Relative Intensity Noise
Optical Transmitter Reflectance
Transmitter and Dispersion Penalty
Output Eye Mask
{X1,X2,Y1,Y2,Y3}
Symbol
PO
PP
ER
λC
σ
SMSR
POff
tr/tf
tJ
ORLT
RIN12OMA
Min.
-5
9
1275
Typ.
Max.
0
+3
1355
1
30
-45
260
193
12
-115
-6
TDP
1.8
Compliant with IEEE 802.3ah
{0.22,0.375,0.20,0.20,0.30}
Unit
dBm
dBm
dB
nm
nm
dB
dBm
ps
ps
dB
dB/Hz
dB
dB
Note
Note (1)
DFB Laser
Note (2)
Note (3)
Note (4)
Note (1). Launched power (avg.) is power coupled into a single mode fiber with master connector.
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DELTA ELECTRONICS, INC.
Revision: S2
03/04/2009
www.deltaww.com
SFBD-1250A4K3RF
Note (2). These are unfiltered 20-80% values.
Note (3). Measure at 27-1 NRZ PRBS pattern
Note (4). Transmitter eye mask definition
1+ Y 3
Normalized Amplitude
1
1- Y1
0.5
Y1
0
- Y2
0
X1
X2
1- X2 1- X1
1
Normalized Time
4. Specification of Receiver
Parameter
Input Optical Wavelength
Receiver Sensitivity
Input Saturation Power (Overload)
Signal Detect -Assert Power
Signal Detect -Deassert Power
Signal Detect Hysteresis
Data Output Rise/Fall time
Total Jitter
Optical Receiver Reflectance
Optical Isolation 1260 to 1360nm
from
External 1550 to 1560nm
Source
1640 to 1665nm
Symbol
λIN
PIN
PSAT
PA
PD
PA-PD
tr/tf
tJ
Min.
1480
0
-44
0.5
Typ.
1490
Max.
1500
-20
-23
2
6
260
266
-15
-43
-33
-33
Unit
nm
dBm
dBm
dBm
dBm
dB
ps
ps
dB
dB
dB
dB
Note
PIN-PD
Note (1)
Note (1)
Note (2)
Note (3)
Note (4)
Note (5)
Note (1). Measured with Light source 1490nm, ER=9dB; BER =<10-12@PRBS=27-1 NRZ in full-duplex
mode.
Note (2). When SD deasserted, the data output is Low-level (fixed)
Note (3). These are 20%~80% values.
Note (4). Measure at 27-1 NRZ PRBS pattern
Note (5). Measured at wavelength ofλIN.
3
DELTA ELECTRONICS, INC.
Revision: S2
03/04/2009
www.deltaww.com
SFBD-1250A4K3RF
5. Electrical Interface Characteristics
Parameter
Transmitter
Total Supply Current
Differential line input Impedance
Differential Data Input Swing
Data Input Voltage- High
Data Input Voltage- Low
Transmitter Disable Input-High
Transmitter Disable Input-Low
Receiver
Total Supply Current
Differential Data Output Swing
Data Output Voltage-High
Data Output Voltage-Low
Signal Detect Output Voltage-High
Signal Detect Output Voltage-Low
Symbol
Min.
Typ.
ICC
RIN
VDT
VIH-VCC
VIL-VCC
VDISH
VDISL
80
400
-1.165
-1.810
2
VeeT
100
ICC
VDR
VOH-VCC
VOL-VCC
VLOSH
VLOSL
400
-1.085
-1.830
2.4
VeeR
Max.
Unit
Note
A
120
1600
-0.880
-1.475
VccT
0.8
mA
Ohm
mVp-p
V
V
V
V
Note (1)
B
1600
-0.880
-1.555
VccR
0.5
mA
mVp-p
V
V
V
V
Note (2)
LVPECL
LVTTL
Note (1)
Note (2)
LVPECL
LVTTL
Note (1). A (TX)+ B (RX) = 300mA (Not include termination circuit)
Note (2). Internally AC coupled, but requires a 100Ohm differential termination at or internal to Serializer/
Deserializer.
7. Pin Description
Tx/Rx
Pin No.
1
2
I/O
Pin Name
VeeR
VccR
Rx
3
O
SD
4
5
6
7
O
O
RD(n)
RD(p)
VccT
VeeT
8
I
Tx_Dis
9
10
I
I
TD(p)
TD(n)
MS
Tx
Description
Receiver Ground
+3.3V Receiver Power Supply
Normal Optical Input indicated by logic “High”, and No Optical
Input indicated by logic “Low”. (LVTTL)
Inverted Receiver Data Output (AC-Coupled LVPECL output)
Non-Inverted Receiver Data Output (AC-Coupled LVPECL output)
+3.3V Transmitter Power Supply
Transmitter Ground
LVTTL Logic “High” to Disable Transmitter, and Enable
Transmitter by Logic “Low”.
Non-Inverted Transmitter Data Input (AC-Coupled LVPECL input)
Inverted Transmitter Data Input (AC-Coupled LVPECL input)
Mounting studs/ connect this pin to Chassis ground
w
e
i
V
p
o
T
4
DELTA ELECTRONICS, INC.
Revision: S2
03/04/2009
www.deltaww.com
SFBD-1250A4K3RF
8. Recommended Interface Circuit
DELTA Transceiver Module
1uH
6. VccT
3.3V
10uF
100nF
100nF
1uH
8. TX-Dis
TX_Dis
9. TD(p)
Z0=50ohm
100nF
100ohm
Transmitter
10. TD(n)
Z0=50ohm
100nF
150ohm
150ohm
7. VeeT
Protocol IC
2. VccR
SerDes IC
10uF
100nF
150ohm
Z0=50ohm
150ohm
5. RD(p)
100nF
100ohm
Z0=50ohm
4. RD(n)
100nF
Receiver
3. SD
SD
1. VeeR
5
DELTA ELECTRONICS, INC.
Revision: S2
03/04/2009
www.deltaww.com
SFBD-1250A4K3RF
9. Outline Dimensions
Parameter
Mechanical Dimensions
Connector Type
Minimum Fiber Bending Radius
Maximum Fiber Contact Temperature
Unit
mm
mm
ºC
Description
49.5x13.34x9.6
SC/UPC connector
20
85
Tensile Force on Pigtail
Kg
1
Maximum Fiber Stress Allowance
Fiber length (L)
kpsi
mm
200
400+0/-15
Note
IEC-61754
W eek (52W eeks/Y ear) : 1月 2日 =01
6
DELTA ELECTRONICS, INC.
Revision: S2
03/04/2009
www.deltaww.com
SFBD-1250A4K3RF
10. Regulatory Compliance
Feature
Test Method
Electrostatic Discharge
(ESD) to the Electrical
Pins
Human Body Model MIL-STD-883E Method 3015.7
(HBM)
EIA-JESD22-A114
Electrostatic Discharge
(ESD) to the Simplex
Receptacle
Contact Discharge
Machine Model (MM) EIA-JESD22-A115
Air Discharge
Radio Frequency
Electromagnetic Field
Immunity
IEC/EN 61000-4-2
IEC/EN 61000-4-2
IEC/EN 61000-4-3
Performance
(1) Satisfied with
electrical
characteristics of
product spec.
(2) No physical damage
FCC Part 15 Class B
EN 55022 Class B
(CISPR 22A)
Electromagnetic
Interference (EMI)
Laser Eye Safety
Reference
FDA/CDRH
FDA 21CFR 1040.10, 1040.11
CDRH File # 0420993
TUV
IEC/EN 60825-1
IEC/EN 60825-2
TUV
Certificate
R50032471
TUV
IEC/EN 60950
UL/CSA
UL 60950
#
Component Recognition
UL File # E239394
Appendix A. Document Revision
Version No.
S0
S1
S2
Date
2008-10-24
2009-02-17
2009-03-04
Description
Preliminary Datasheet
Update Optical Receiver Reflectance to -15dB
Update Outline Drawing (Safety label)
7
DELTA ELECTRONICS, INC.
Revision: S2
03/04/2009
www.deltaww.com