RoHS compliant
TX-1550/RX-1490 nm Single-mode Bi-directional , 120km
SFP LC Simplex Connector , with Diagnostic Monitoring
STM-4/STM-16/2.67Gbps

Features Telecordia GR-253-GORE and ITU-T
Recommendation G.957 application
 Industry standard small form pluggable (SFP)
package Simplex LC connector
 Single power supply 3.3V
 TTL signal detect indicator Hot Pluggable Class 1 laser product complies with EN 60825-1

Ordering Information
PART NUMBER

TX/RX

INPUT/OUTPUTLOSTEMPERATURE

LD Type

IB1550-SFP-LC.S120

1550/1490

AC/AC

LVTTL0C to 70 C1550 DFB

Page 1 of 8
Version 1.3
Date:11/20/2012

Data Controls Inc.
Website: www.dci.jp

RoHS compliant
TX-1550/RX-1490 nm Single-mode Bi-directional , 120km
SFP LC Simplex Connector , with Diagnostic Monitoring
STM-4/STM-16/2.67Gbps

Diagnostics
Parameter

Range

Accuracy

Unit

Module internal
temperature
Module internal
voltage
Bias Current-10 to 80±3o

3.1 to 3.5± 0.1

V

0 to 100± 10%mATX Power-3.5 to +6.5

± 3 dBdBm

RX Power-29.5 to -9± 3 dB

dBm

Calibration

CInternal

Absolute Maximum RatingsPARAMETERSYMBOL

MIN

MAX

UNITS

NOTE

Storage Temperature

TS

4085

C

Supply Voltage

Vcc0.54.0

V

Input Voltage

VIN

0.5Vcc

V

Optical input powerPin----8dBm@1490nmSYMBOL

MIN

MAX

UNITS

NOTE

Case Operating Temperature

TC

070

C

Supply Voltage

Vcc

3.1

3.5

V

Supply Current

ITX + IRX

---

300mA

Optical path loss

Loss

12.5 ~ 29dB

Optical fiber---

ITU-T G.652(SMF)---Distance

D---

120

Km

Optical path dispersion penalty

---

---

2.5dB

Dispersion tolerance------

2400

ps/nm

Recommended Operating Conditions
PARAMETER

Page 2 of 8
Version 1.3
Date:11/20/2012

Data Controls Inc.
Website: www.dci.jp

RoHS compliant
TX-1550/RX-1490 nm Single-mode Bi-directional , 120km
SFP LC Simplex Connector , with Diagnostic Monitoring
STM-4/STM-16/2.67Gbps

Transmitter Electro-optical Characteristics
Vcc = 3.1 V to 3.5 V, TC = 0 C to 70 C
PARAMETERSYMBOLMIN

TYP.

MAXUNITS

Bit Rate

B

622

---

2670

Mbps

Output Optical Power
9/125 m fiber

Pout-0.5---+3.5dBm

Extinction Ratio

ER6------dB

Output Eye

RIN------

120

dB/Hz

Output rise/fall time(20-80%)

Tr,f---

---

160

ps

Center Wavelength

C

1540

1550

1560

nm

Spectral Width (-20dB)

---

---

0.5

nm

SMSR

30

Output EyedB

Compliant with Telcordia GR-253-CORE Issue 3 and ITU-T recommendation G-957

Max. Pout TX-DISABLE Asserted

POFF------

45

dBm

Differential Input Voltage

VDIFF

0.4

---

2.0

V

Page 3 of 8
Version 1.3
Date:11/20/2012

AverageCompliant with Telcordia GR-253-CORE Issue 3 and ITU-T recommendation G-957

Relative Intensity NoiseSide Mode Suppression RatioNOTE

Data Controls Inc.
Website: www.dci.jp

RoHS compliant
TX-1550/RX-1490 nm Single-mode Bi-directional , 120km
SFP LC Simplex Connector , with Diagnostic Monitoring
STM-4/STM-16/2.67Gbps

Receiver Electro-optical Characteristics
Vcc = 3.1 V to 3.5 V, TC = 0 C to 70 C
PARAMETERSYMBOL

MIN

TYP.

MAX

UNITS

Bit Rate

B622

---

2670

Mbps

Optical Input Power-maximum

PIN-9------dBm

BER < 1010

Optical Input Power-minimum(Sensitivity)

PIN------

29.5dBm

BER < 10102670Mbps

Operating Center WavelengthC1480---1500nm

Optical Return Loss

ORL14------dB

Loss of signal -Deasserted

PD------

29.5dBm

Loss of signal -AssertedPA45------dBmDifferential Output Voltage

VDIFF

0.5

---

1.2

V

RX_LOSL

0---

0.5

V

RX_LOSH

2.4

---

VCC

V

Receiver Loss of Signal Output
Voltage-Low
Receiver Loss of Signal Output
Voltage-High

Page 4 of 8
Version 1.3
Date:11/20/2012

Data Controls Inc.
Website: www.dci.jp

NOTE

=1480~1500nm

RoHS compliant
TX-1550/RX-1490 nm Single-mode Bi-directional , 120km
SFP LC Simplex Connector , with Diagnostic Monitoring
STM-4/STM-16/2.67Gbps

Dimensions

13.40±0.1

Tc point

13.50±0.3

8.50±0.1 0.60±0.4

8.00

14.6±0.4

13.70

55.50

1.80

45.00

41.80±0.15

DIMENSIONS ARE IN MILLIMETERSALL DIMENSIONS ARE 0.2mm UNLESS OTHERWISE SPECIFIED

Page 5 of 8
Version 1.3
Date:11/20/2012

Data Controls Inc.
Website: www.dci.jp

RoHS compliant
TX-1550/RX-1490 nm Single-mode Bi-directional , 120km
SFP LC Simplex Connector , with Diagnostic Monitoring
STM-4/STM-16/2.67Gbps

SFP host board mechanical layout

XY

S XYA1LX A S
1PIN1

LX A SLEGEND

AS BS

1. PADS AND VIAS ARE CHASSIS GROUND
2. THROUGH HOLES, PLATING OPTIONAL
3. HATCHED AREA DENOTES COMPONENTAND TRACE KEEPOUT(EXCEPT CHASSISGROUND)
4.AREA DENOTES COMPONENT KEEPOUT(TRACES ALLOWED)PIN1DIMENSIONS ARE IN MILLIMETERSA S BS
AS BS

Unit: mm

Page 6 of 8
Version 1.3
Date:11/20/2012

Data Controls Inc.
Website: www.dci.jp

RoHS compliant
TX-1550/RX-1490 nm Single-mode Bi-directional , 120km
SFP LC Simplex Connector , with Diagnostic Monitoring
STM-4/STM-16/2.67Gbps

Pin Assignment
Pin-Out

Pin
12

PIN 11

PIN 20

PIN 10

PIN 1Signal Name

Description

TX_FAULTTransmit Ground
Transmit Fault

3

TX_DISABLE

Transmit Disable

4

MOD_DEF (2)SDA Serial Data Signal

5

MOD_DEF (1)SCL Serial Clock Signal

6

MOD_DEF (0)TTL Low

7

RATE SELECT

Open Circuit

8

Receiver Loss of Signal, TTL High, open collector

9

RX_LOS
RGND

10

RGND

Receiver Ground

11

RGND

Receiver Ground

12RX

Receive Data Bar, Differential PECL, ac coupled

1314RX
RGND

Receive Data, Differential PECL, ac coupled15VCCR

Receiver Power Supply

16VCCTTransmitter Power Supply

17TGND

Transmitter Ground

18TX

Transmit Data, Differential PCEL, ac coupled

19TX
TGND

Transmitter Ground

20TGND

Page 7 of 8
Version 1.3
Date:11/20/2012

Receiver Ground

Receiver Ground

Transmit Data Bar, Differential PCEL, ac coupled

Data Controls Inc.
Website: www.dci.jp

RoHS compliant
TX-1550/RX-1490 nm Single-mode Bi-directional , 120km
SFP LC Simplex Connector , with Diagnostic Monitoring
STM-4/STM-16/2.67Gbps

Eye Safety MarkIB1550-SFP-LC.S120 series singlemode transceiver is aclass 1 laser product. It complies with EN 60825-1 andFDA 21 CFR 1040.10 and 1040.11. In order to meetlaser safety requirements the transceiver shall be
operated within theAbsolute Maximum Ratings.

Required MarkClass 1 Laser ProductComplies with
21 CFR 1040.10 and 1040.11

CautionAll adjustments have been done at the factory before
the shipment of the devices. No maintenance and user
serviceable part is required. Tampering with andmodifying the performance of the device will result in
voided product warranty.
Note : All information contained in this document is subject to change without notice.

Page 8 of 8Version 1.3
Date:11/20/2012

Data Controls Inc.
Website: www.dci.jp