Intel
®
TXN31111 Tri-rate 850 nm Optical
Transceiver - SFP* MSA Compatible
Datasheet
The LC Small Form Factor Pluggable (SFP) optical transceivers are high-performance
integrated modules for bi-directional communication over multimode optical fiber.
The Intel
®
TXN31111 Tri-Rate 850 nm Optical Transceiver (called hereafter the
TXN31111 Optical Transceiver) is specifically designed for high-speed multi-rate operation.
The TXN31111 Optical Transceiver is provided with an LC receptacle that is compatible with
the industry-standard LC connector.
The TXN31111 Optical Transceiver has an LC receptacle compatible with the industry-standard
LC connector. The TXN31111 Optical Transceiver is a Class 1 Laser product that complies with
FDA Radiation Performance Standards, 21 CFR Subchapter J and international standards IEC
60825-1 and IEC 60825-2.
Product Features
n
n
n
n
n
n
Compliant with 1x and 2x Fibre Channel
(1.0625/2.125 Gbps) FC-PI standard
Compliant with 1.25 Gbps IEEE 802.3z
Ethernet standard
Compliant with the SFP MSA specification
Hot pluggable
850 nm VCSEL emitter
TTL Loss of Signal (LOS) Output
n
n
n
n
n
n
Transmitter Disable Input
AC-coupled CML level Input/Output
Single +3.3 V Power Supply
Class 1 Laser Product
IEC/UL 60950-1 Safety Certified
Designed and verified as RoHS compliant
Applications
n
n
Fibre Channel Switches
Ethernet Stackable Switches
n
Ethernet Enterprise Switches
Notice:
This document contains preliminary information on new products in production. The
specifications are subject to change without notice. Verify with your local Intel sales office that
you have the latest datasheet before finalizing a design.
Order Number: 280049, Revision: 007
20-September-2006
INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL® PRODUCTS. NO LICENSE, EXPRESS OR IMPLIED, BY
ESTOPPEL OR OTHERWISE, TO ANY INTELLECTUAL PROPERTY RIGHTS IS GRANTED BY THIS DOCUMENT. EXCEPT AS PROVIDED IN
INTEL'S TERMS AND CONDITIONS OF SALE FOR SUCH PRODUCTS, INTEL ASSUMES NO LIABILITY WHATSOEVER, AND INTEL DISCLAIMS
ANY EXPRESS OR IMPLIED WARRANTY, RELATING TO SALE AND/OR USE OF INTEL PRODUCTS INCLUDING LIABILITY OR WARRANTIES
RELATING TO FITNESS FOR A PARTICULAR PURPOSE, MERCHANTABILITY, OR INFRINGEMENT OF ANY PATENT, COPYRIGHT OR OTHER
INTELLECTUAL PROPERTY RIGHT. Intel products are not intended for use in medical, life saving, life sustaining, critical control or safety systems, or
in nuclear facility applications.
Legal Lines and Disclaimers
Intel may make changes to specifications and product descriptions at any time, without notice.
Intel Corporation may have patents or pending patent applications, trademarks, copyrights, or other intellectual property rights that relate to the
presented subject matter. The furnishing of documents and other materials and information does not provide any license, express or implied, by
estoppel or otherwise, to any such patents, trademarks, copyrights, or other intellectual property rights.
The TXN31111 Optical Transceiver may contain design defects or errors known as errata which may cause the product to deviate from published
specifications. Current characterized errata are available on request.
Contact your local Intel sales office or your distributor to obtain the latest specifications and before placing your product order.
Copies of documents which have an order number and are referenced in this document, or other Intel literature may be obtained by calling
1-800-548-4725 or by visiting Intel's website at
http://www.intel.com.
Intel and the Intel logo are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States and other countries.
*Other names and brands may be claimed as the property of others.
Copyright © 2006, Intel Corporation. All Rights Reserved.
20-September-2006
2
Intel
®
TXN31111 Tri-rate 850 nm Optical Transceiver - SFP* MSA Compatible
Order Number: 280049, Revision: 007
Datasheet
Intel
®
TXN31111 Tri-Rate 850 nm Optical Transceiver
Contents
1.0
2.0
Introduction....................................................................................................................................
6
Specifications
................................................................................................................................ 7
2.1
2.2
2.3
3.0
4.0
Maximum Ratings and Recommended Operating Conditions .............................................. 7
Specifications – Electrical ..................................................................................................... 9
Specifications – Optical ...................................................................................................... 10
Electrical Interface.......................................................................................................................
12
Termination
.................................................................................................................................. 14
4.1
4.2
Types of I/O Interfaces ....................................................................................................... 14
CML Termination ................................................................................................................ 15
5.0
6.0
SFP Timing Parameters
.............................................................................................................. 17
Serial Identification
..................................................................................................................... 18
6.1
6.2
6.3
6.4
Identifier .............................................................................................................................. 20
Connector ........................................................................................................................... 21
Encoding............................................................................................................................. 21
Transceiver ......................................................................................................................... 22
7.0
8.0
Mechanical Specification............................................................................................................
25
Regulatory Compliance
.............................................................................................................. 26
8.1
8.2
8.3
8.4
8.5
Electromagnetic Compatibility Compliance ........................................................................ 26
Safety Compliance.............................................................................................................. 27
Lead-Free Conformance..................................................................................................... 28
Compliance with Restriction of Hazardous Substances ..................................................... 28
Product Certification Markings and Compliance Statements.............................................. 29
9.0
Ordering Information...................................................................................................................
30
10.0 Acronyms
..................................................................................................................................... 31
Figures
1
2
3
4
Diagram of Host Board Connector Block Pin Numbers and Names........................................... 12
Circuit Diagram for CML Termination on Receiver Output ......................................................... 15
Circuit Diagram for CML Termination on Transmitter Input ........................................................ 16
SFP Mechanical Specifications .................................................................................................. 25
Datasheet
Intel
®
TXN31111 Tri-rate 850 nm Optical Transceiver - SFP* MSA Compatible
Order Number: 280049, Revision: 007
20-September-2006
3
Intel
®
TXN31111 Tri-Rate 850 nm Optical Transceiver
Tables
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
Absolute Maximum Ratings .......................................................................................................... 7
Recommended Operating Conditions .......................................................................................... 7
Electrical Characteristics .............................................................................................................. 8
Transmitter – Electrical Specifications.......................................................................................... 9
Receiver – Electrical Specifications.............................................................................................. 9
Fiber Length Specifications ........................................................................................................ 10
Optical Specifications – Transmitter ........................................................................................... 10
Receiver – Optical Specifications ............................................................................................... 11
Plug Sequence: Pin Engagement Sequence During Hot Plugging ............................................ 12
Timing Parameters for SFP Management .................................................................................. 17
Serial Identification Field Descriptions........................................................................................ 18
Identifier Values.......................................................................................................................... 20
Connector Values ....................................................................................................................... 21
Encoding Codes ......................................................................................................................... 21
Transceiver Codes ..................................................................................................................... 22
Option Values ............................................................................................................................. 23
Date Code .................................................................................................................................. 24
Electromagnetic Compatibility Compliance ............................................................................... 26
Safety Compliance ..................................................................................................................... 27
Lead-Free 2
nd
-Level Interconnect Markings ............................................................................... 28
Product Certification Markings and Compliance Statements ..................................................... 29
Ordering Information................................................................................................................... 30
Acronyms.................................................................................................................................... 31
20-September-2006
4
Intel
®
TXN31111 Tri-rate 850 nm Optical Transceiver - SFP* MSA Compatible
Order Number: 280049, Revision: 007
Datasheet
Intel
®
TXN31111 Tri-Rate 850 nm Optical Transceiver
Revision History
Date
Revision
Title page change
Added standard references on
Table 1.0 “Introduction” on page 6
Modified
Table 3 “Electrical Characteristics” on page 8
Modified
Table 5 “Receiver – Electrical Specifications” on page 9
20-Sept-2006
007
Modified
Table 6 “Fiber Length Specifications” on page 10
Modified
Table 7 “Optical Specifications – Transmitter” on page 10
Modified
Table 6 “Fiber Length Specifications” on page 10
Description
Title change
24-May- 2006
006
Table 7 “Optical Specifications – Transmitter” on page 10
-Corrected document-only error - Output
Rise/Fall Time.
• Modified Title Page:
• Modified datasheet description on Page 1
• Rearranged the Product Features and Applications sections on Page 1.
• Added first paragraph under
Section 2.0, “Specifications” on page 7.
• Modified
Table 1 “Absolute Maximum Ratings” on page 7:
Removed Operating Temperature and Note 1.
Added Caution note.
25-Aug-2005
005
• Modified
Table 5 “Receiver – Electrical Specifications” on page 9:
Added total jitter TJ
parameter.
• Modified
Table 8 “Receiver – Optical Specifications” on page 11:
Added "Stressed Sensitivity
Compliant with Fibre Channel – Physical Interfaces (FC-PI-2) specs, IEEE 802.3z* Gigabit
Ethernet 1000 BASE-SX standard."
• Modified
Section 7.0, “Mechanical Specification” on page 25:
Added “Note: Aqueous wash is
not applicable for this product.”
• Modified
Table 21 “Product Certification Markings and Compliance Statements” on page 29:
Modified Electromagnetic Interference (EMI) Performance to: “Module meets FCC class B.
System margins depend on the PCB layout of customer board and chassis designs.
14 Jan 2005
17 Nov 2004
004
003
Modified
Table 3 “Electrical Characteristics” on page 8:
added Power Dissipation values.
Replaced
Figure 4 “SFP Mechanical Specifications”
with a corrected drawing.
Updated the Transmitter Values for Max Field:
–Single Ended, was 1100
–Differential, was 2200
–Output rise/fall time, was 115
17 Aug 2004
002
Updated the Receiver Values:
–Max:Total Jitter row was TBD
–Min:Receiver Sensitivity was -22, -20, LOS - Asserted was -30, LOS - Hysteresis not defined
–Typ:Receiver Sensitivity was -19, -17
29 Jun 2004
001
Initial document release
Datasheet
Intel
®
TXN31111 Tri-rate 850 nm Optical Transceiver - SFP* MSA Compatible
Order Number: 280049, Revision: 007
20-September-2006
5
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