• Industrial operating temperature
range: -40°C to 85°C
Finisar’s FTLF1323P1xTL Small Form Factor Pluggable (SFP) transceivers are
compatible with the Small Form Factor Pluggable Multi-Sourcing Agreement (MSA)
They comply with SONET and SDH standards
diagnostics functions are available via the 2-wire serial bus specified in the SFP MSA.
They are RoHS compliant and lead-free per Directive 2002/95/EC
Application Note AN-2038.
PRODUCT SELECTION
APPLICATIONS
• SONET OC-3 LR-1 / SDH STM L-1.1
2
at OC-3 LR-1/STM L-1.1. Digital
3
and Finisar
1
.
FTLF1323P1xTL
x
Finisar Corporation December 2, 2005 Rev.A Page 1
W Wide Extraction Bail
B Narrow Extraction Bail
Page 2
FTLF1323P1xTL Pluggable SFP Product Specification - December 2005 F i n i s a r
I. Pin Descriptions
Pin Symbol Name/Description Ref.
1 V
2 T
3 T
EET
FAULT
Transmitter Disable. Laser output disabled on high or open. 2
DIS
4 MOD_DEF(2) Module Definition 2. Data line for Serial ID. 3
5 MOD_DEF(1) Module Definition 1. Clock line for Serial ID. 3
6 MOD_DEF(0) Module Definition 0. Grounded within the module. 3
7 Rate Select No connection required 4
8 LOS Loss of Signal indication. Logic 0 indicates normal operation. 5
9 V
10 V
11 V
12 RD-
EER
EER
EER
13 RD+ Receiver Non-inverted DATA out. AC Coupled.
14 V
15 V
16 V
17 V
EER
Receiver Power Supply
CCR
Transmitter Power Supply
CCT
EET
18 TD+ Transmitter Non-Inverted DATA in. AC Coupled.
19 TD20 V
EET
Notes:
1. Circuit ground is internally isolated from chassis ground.
2. Laser output disabled on T
3. Should be pulled up with 4.7k - 10kohms on host board to a voltage between 2.0V and 3.5V.
MOD_DEF(0) pulls line low to indicate module is plugged in.
4. Finisar FTLF1323P1xTL transceivers do not require rate control.
5. LOS is open collector output. Should be pulled up with 4.7k - 10kohms on host board to a voltage
between 2.0V and 3.5V. Logic 0 indicates normal operation; logic 1 indicates loss of signal.
Transmitter Ground (Common with Receiver Ground) 1
Transmitter Fault. Not supported.
Receiver Ground (Common with Transmitter Ground) 1
Receiver Ground (Common with Transmitter Ground) 1
Receiver Ground (Common with Transmitter Ground) 1
Receiver Inverted DATA out. AC Coupled.
Receiver Ground (Common with Transmitter Ground) 1
Transmitter Ground (Common with Receiver Ground) 1
Transmitter Inverted DATA in. AC Coupled.
Transmitter Ground (Common with Receiver Ground) 1
>2.0V or open, enabled on T
DIS
<0.8V.
DIS
Towards
Bezel
1
2
3
4
5
6
7
8
9
10
VeeT
TXFault
TX Disable
MOD-DEF(2)
MOD-DEF(1)
MOD-DEF(0)
Rate Select
LOS
VeeR
VeeR
VeeT
TD-
TD+
VeeT
VccT
VccR
VeeR
RD+
RD-
VeeR
20
19
18
17
16
15
14
13
12
11
Towards
ASIC
Pinout of Connector Block on Host Board
Finisar Corporation December 2, 2005 Rev.A Page 2
Page 3
FTLF1323P1xTL Pluggable SFP Product Specification - December 2005 F i n i s a r
II. Absolute Maximum Ratings
Parameter Symbol Min Typ Max Unit Ref.
Maximum Supply Voltage Vcc -0.5 4.5 V
Storage Temperature T
Case Operating Temperature T
S
OP
Relative Humidity RH 0 85 % 1
III. Electrical Characteristics (T
Parameter Symbol Min Typ Max Unit Ref.
Supply Voltage Vcc 3.10 3.50 V
Supply Current Icc 165 300 mA
Transmitter
Input differential impedance R
Single ended data input swing Vin,pp
Transmit Disable Voltage V
Transmit Enable Voltage V
Transmit Disable Assert Time
Receiver
Single ended data output swing Vout,pp
Data rise/fall time tr 400 1300 ps 5
LOS Fault V
LOS Normal V
Power Supply Rejection PSR
Notes:
1. Non condensing.
2. AC coupled.
3. Or open circuit.
4. Into 100 ohm differential termination.
5. 10 – 90 %
6. Loss Of Signal is LVTTL. Logic 0 indicates normal operation; logic 1 indicates no signal detected.
= -40 to 85 °°°°C, VCC = 3.10 to 3.50 Volts)
OP
in
D
EN
LOS fault
LOS norm
7. All transceiver specifications are compliant with a power supply sinusoidal modulation of 20 Hz to 1.5
MHz up to specified value applied through the power supply filtering network shown on page 23 of the
Small Form-factor Pluggable (SFP) Transceiver MultiSource Agreement (MSA), September 14, 2000.
Valid on receive side for input powers within receive sensitivity.
-40 100
-40 85
°C
°C
100
Ω
250 1200 mV
Vcc – 1.3 Vcc V
Vee Vee+ 0.8 V 3
10
µs
300 400 800 mV 4
Vcc – 0.5 Vcc
V 6
HOST
Vee Vee+0.5 V 6
50 mVpp 7
2
Finisar Corporation December 2, 2005 Rev.A Page 3
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FTLF1323P1xTL Pluggable SFP Product Specification - December 2005 F i n i s a r
IV. Optical Characteristics (T
Parameter Symbol Min Typ Max Unit Ref.
Transmitter
Output Opt. Pwr: 9/125 SMF P
Optical Wavelength
Spectral Width
Optical Extinction Ratio ER
Optical Rise/Fall Time tr/ t
Relative Intensity Noise RIN
Generated Jitter (peak to peak) JTXp-p
Generated Jitter (rms) JTXrms
Mask Margin 20%
Receiver
Average Rx Sensitivity R
Optical Center Wavelength
LOS De-Assert LOS
LOS Assert LOS
LOS Hysteresis
Notes
:
1. Class 1 Laser Safety per FDA/CDRH and EN (IEC) 60825 regulations.
2. Unfiltered, 20-80%
3. Jitter measurements taken using Agilent OMNIBERT 718 in accordance with GR-253.
4. With worst-case extinction ratio. Measured with a PRBS 2
= -40 to 85 °°°°C, VCC = 3.10 to 3.50 Volts)
OP
OUT
λ
σ
f
-5 0 dBm 1
1263 1360 nm
3 nm
10 dB
1300 ps 2
-120 dB/Hz
0.07 UI 3
0.007 UI 3
SENS1
λ
C
D
A
-34 -10 dBm 4
1260 1600 nm
-34 dBm
-45 dBm
0.5 dB
23
-1 test pattern.
Finisar Corporation December 2, 2005 Rev.A Page 4
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FTLF1323P1xTL Pluggable SFP Product Specification - December 2005 F i n i s a r
V. General Specifications
Parameter Symbol Min Typ Max Units Ref.
Data Rate BR 155 155 Mb/sec 1
Bit Error Rate BER 10
Max. Supported Link Length on
9/125µm SMF @ OC-3
Notes:
1. Compliant with SONET and SDH at OC-3 LR-1/STM L-1.1.
2. Tested with a PRBS 2
23
-1 test pattern.
L
40 km 4
MAX5
3. Attenuation of 0.55 dB/km is used for the link length calculations (per GR-253 CORE). Distances are
indicative only. Please refer to the Optical Specifications in Table IV to calculate a more accurate link
budget based on specific conditions in your application.
VI. Environmental Specifications
Finisar 1310nm SFP transceivers have an industrial operating temperature range from
–40°C to +85°C case temperature.
Parameter Symbol Min Typ Max Units Ref.
Case Operating Temperature T
Storage Temperature T
op
sto
-40 85 °C
-40 100 °C
VII. Regulatory Compliance
Finisar transceivers are Class 1 Laser Products and comply with US FDA regulations.
These products are certified by TÜV and CSA to meet the Class 1 eye safety
requirements of EN (IEC) 60825 and the electrical safety requirements of
EN (IEC) 60950. Copies of certificates are available at Finisar Corporation upon request.
-12
2
Finisar Corporation December 2, 2005 Rev.A Page 5
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FTLF1323P1xTL Pluggable SFP Product Specification - December 2005 F i n i s a r
VIII. Digital Diagnostic Functions
Finisar FTLF1323P1xTL SFP transceivers support the 2-wire serial communication
protocol as defined in the SFP MSA1. It is very closely related to the E2PROM defined in
the GBIC standard, with the same electrical specifications.
The standard SFP serial ID provides access to identification information that describes
the transceiver’s capabilities, standard interfaces, manufacturer, and other information.
Additionally, Finisar SFP transceivers provide a unique enhanced digital diagnostic
monitoring interface, which allows real-time access to device operating parameters such
as transceiver temperature, laser bias current, transmitted optical power, received optical
power and transceiver supply voltage. It also defines a sophisticated system of alarm and
warning flags, which alerts end-users when particular operating parameters are outside of
a factory-set normal range.
The SFP MSA defines a 256-byte memory map in E2PROM that is accessible over a
2-wire serial interface at the 8 bit address 1010000X (A0h). The digital diagnostic
monitoring interface makes use of the 8 bit address 1010001X (A2h), so the originally
defined serial ID memory map remains unchanged. The interface is identical to, and is
thus fully backward compatible with both the GBIC Specification and the SFP Multi
Source Agreement. The complete interface is described in Finisar Application Note
AN-2030: “Digital Diagnostics Monitoring Interface for SFP Optical Transceivers”.
The operating and diagnostics information is monitored and reported by a Digital
Diagnostics Transceiver Controller (DDTC) inside the transceiver, which is accessed
through a 2-wire serial interface. When the serial protocol is activated, the serial clock
signal (SCL, Mod Def 1) is generated by the host. The positive edge clocks data into the
SFP transceiver into those segments of the E2PROM that are not write-protected. The
negative edge clocks data from the SFP transceiver. The serial data signal (SDA, Mod
Def 2) is bi-directional for serial data transfer. The host uses SDA in conjunction with
SCL to mark the start and end of serial protocol activation. The memories are organized
as a series of 8-bit data words that can be addressed individually or sequentially.
For more information, please see the SFP MSA documentation
Note AN-2030.
Digital diagnostics for the FTLF1323P1xTL are externally calibrated by default.
Please note that evaluation board FDB-1018 is available with Finisar ModDEMO
software that allows simple to use communication over the 2-wire serial interface.
1
or Finisar Application
Finisar Corporation December 2, 2005 Rev.A Page 6
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FTLF1323P1xTL Pluggable SFP Product Specification - December 2005 F i n i s a r
IX. Mechanical Specifications
Finisar’s Small Form Factor Pluggable (SFP) transceivers are compatible with the
dimensions defined by the SFP Multi-Sourcing Agreement (MSA) 3.
FTLF1323P1BTL
Finisar Corporation December 2, 2005 Rev.A Page 7
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FTLF1323P1xTL Pluggable SFP Product Specification - December 2005 F i n i s a r
FTLF1323P1WTL
Finisar Corporation December 2, 2005 Rev.A Page 8
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FTLF1323P1xTL Pluggable SFP Product Specification - December 2005 F i n i s a r
X. PCB Layout and Bezel Recommendations
Finisar Corporation December 2, 2005 Rev.A Page 9
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FTLF1323P1xTL Pluggable SFP Product Specification - December 2005 F i n i s a r
Finisar Corporation December 2, 2005 Rev.A Page 10
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FTLF1323P1xTL Pluggable SFP Product Specification - December 2005 F i n i s a r
XI. References
1. Small Form Factor Pluggable (SFP) Transceiver Multi-Source Agreement (MSA),
September 2000. Documentation is currently available at Finisar upon request.
2. Bellcore GR-253 and ITU-T G.957 Specifications.\
3. Directive 2002/95/EC of the European Council Parliament and of the Council,
“on the restriction of the use of certain hazardous substances in electrical and
electronic equipment.” January 27, 2003.
XII. For More Information
Finisar Corporation
1389 Moffett Park Drive
Sunnyvale, CA 94089-1133
Tel. 1-408-548-1000
Fax 1-408-541-6138
sales@finisar.com
www.finisar.com
Finisar Corporation December 2, 2005 Rev.A Page 11
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