Multi-Tech MT5656RJ-L-92, MT5656RJ, MT5656RJ-92, MT5656RJ-L-34, MT5656RJ-L-32 Developer's Manual
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RJModem
MT5656RJ
Developer's Guide
Copyright and Technical Support
RJModem™ Developer's Guide
MT5656RJ
PN S000363I, Version I
Copyright
This publication may not be reproduced, in whole or in part, without prior expressed written permission from MultiTech Systems, Inc. All rights reserved.
Copyright © 2004-6 by Multi-Tech Systems, Inc.
Multi-Tech Systems, Inc. makes no representations or warranties with respect to the contents hereof and specifically
disclaim any implied warranties of merchantability or fitness for any particular purpose. Furthermore, Multi-Tech
Systems, Inc. reserves the right to revise this publication and to make changes from time to time in the content hereof
without obligation of Multi-Tech Systems, Inc. to notify any person or organization of such revisions or changes.
Revisions
Revision Level Date Description
A 09/24/04 Initial release.
B 10/05/04 Added one drawing (bottom view) to the Dimensions page.
C 10/14/04 Changed the RJModem drawing on page 10. Changed 5 V Serial Electrical to
VDDMAX=5.5 V. In the same table, removed the Current Drive cell.
D 05/12/05 Added the EMI filtering diagram. Updated the PCB footprint. Added panel-mounting
kit and board-mounting diagrams.
E 06/30/05 Added one more panel-mounting diagram. Add information on Transmit Clock
(TXCLK) and Receive Clock (RXCLK). Added reference to the separate AT
Command document for RJModem. Added Waste Electrical and Electronic
Equipment (WEEE) Notice.
F 07/08/05 Changed the Waste Electrical & Electronic Equipment (WEEE) Statement to Rev. B.
G 07/12/05 Added more text to the Pin Descriptions drawings.
H 11/30/05 Changed panel-mounting diagrams. Changed board drawing.
I 12/22/06 Changed the pin drawing. Changed the order of the drawings on pages 6 to 9.
RXCLK is now labeled output. Reversed the columns of pin numbers on the
schematic on page 17. Updated the following specifications: Certifications, DAA
isolation, power requirements.
Trademarks
Trademarks and registered trademarks of Multi-Tech Systems, Inc. are RJModem and the Multi-Tech logo.
Microsoft and Windows are registered trademarks or trademarks of Microsoft Corporation in the United States and/or
other countries.
Patents
This device covered by one or more of the following patents: 6,031,867; 6,012,113; 6,009,082; 5,905,794; 5,864,560;
5,815,567; 5,815,503; 5,812,534; 5,809,068; 5,790,532; 5,764,628; 5,764,627; 5,754,589; 5,724,356; 5,673,268;
5,673,257; 5,644,594; 5,628,030; 5,619,508; 5,617,423; 5,600,649; 5,592,586; 5,577,041; 5,574,725; 5,559,793;
5,546,448; 5,546,395; 5,535,204; 5,500,859; 5,471,470; 5,463,616; 5,453,986; 5,452,289; 5,450,425; 5,355,365;
5,309,562; 5,301,274; 7,082,106; 7,082,141; 7,092,406. Other Patents Pending.
World Headquarters
Multi-Tech Systems, Inc.
2205 Woodale Drive
Mounds View, Minnesota 55112
Phone: 763-785-3500 or 800-328-9717
Fax: 763-785-9874
Technical Support
Country By Email By Phone
France: support@multitech.fr +(33) 1-64 61 09 81
India: support@multitechindia.com +91 (124) 2340780
Europe, Asia, Africa: support@multitech.co.uk +(44) 118 959 7774
U.S., Canada, all others: support@multitech.com (800) 972-2439 or (763) 717-5863
Internet Address: http://www.multitech.com
Multi-Tech Systems, Inc. RJModem Developer's Guide (S000363I) 2
Table of Contents
Table of Contents
Chapter 1 – RJModem Hardware................................................................................................................................4
Introduction .............................................................................................................................................................4
RJModem Features ................................................................................................................................................4
Product Ordering Information.................................................................................................................................. 4
Developer Kit ..........................................................................................................................................................4
AT Commands ........................................................................................................................................................ 4
Technical Specifications .........................................................................................................................................5
Dimensions .............................................................................................................................................................6
For Board Mounting.........................................................................................................................................6
Panel Mounting .......................................................................................................................................................7
Attaching the Mounting Bracket ..............................................................................................................................7
Dimensional Drawing of the Bracket ....................................................................................................................... 8
Cable Specifications ...............................................................................................................................................8
PCB Footprint .........................................................................................................................................................9
Pinout Dimensions ................................................................................................................................................ 10
Pin Descriptions .................................................................................................................................................... 10
Transmit Clock (TXCLK) and Receive Clock (RXCLK)..................................................................................11
&Q – Sync/Async Mode.................................................................................................................................11
&W – Store Current Configuration .................................................................................................................11
Electrical Characteristics....................................................................................................................................... 12
3.3 V Serial RJModem...................................................................................................................................12
5 V Serial RJModem......................................................................................................................................12
Handling Precautions.....................................................................................................................................12
RJModem Developer Board.................................................................................................................................. 13
5 V / 3.3 V Jumper – JP6...............................................................................................................................14
RJModem Schematics...................................................................................................................................15
Design Considerations..........................................................................................................................................19
PC Board Layout Guidelines..........................................................................................................................19
Electromagnetic Interference (EMI) Considerations ......................................................................................19
EMI Filtering...................................................................................................................................................20
Chapter 2 – Telecom Approvals and Regulatory Information................................................................................21
Telecom Approvals ...............................................................................................................................................21
Regulatory Compliance Statements......................................................................................................................22
EMC, Safety, and R&TTE Directive Compliance...........................................................................................22
International Modem Restrictions ..................................................................................................................22
Telecom Requirements for the United States................................................................................................22
Industry Canada ............................................................................................................................................22
New Zealand Telecom Warning Notice..........................................................................................................23
South African Statement................................................................................................................................23
Other..............................................................................................................................................................23
Chapter 3 – Multi-Tech Warranty and Repairs Policy.............................................................................................24
Multi-Tech Warranty Statement ............................................................................................................................24
Repair Procedures for U.S. and Canadian Customers ..................................................................................24
Repair Procedures for International Customers (Outside U.S.A. and Canada) .............................................25
Repair Procedures for International Distributors............................................................................................25
Chapter 4 – Waste Electrical and Electronic Equipment (WEEE) Statement........................................................26
Index............................................................................................................................................................................27
Multi-Tech Systems, Inc. RJModem Developer's Guide (S000363I) 3
Chapter 1 – RJModem Hardware
Chapter 1 – RJModem Hardware
Introduction
The Multi-Tech RJModem creates communication-ready devices by integrating modem functionality into the most
compact, integrated device. The first-of-its-kind RJ11 form factor includes the controller, data pump, and DAA
providing device manufacturers with the ability to integrate dial-up connectivity into any product design. With minimal
engineering effort, the RJModem instantly adds global communication capabilities, enhancing the end user
experience and increasing product value.
RJModem Features
• Complete data modem including the controller, data pump, DAA, and RJ-11 connector
• V.92/56K, V.34/33.6K, V.32vis/14.4K data rate options
• High speed models backward compatible with lower speeds
• Telecom approved in more than 50 countries (some pending)
• V.44 and V.42 bis data compression
• V.42 error correction
• Intelligent DAA technology detects line status
• AT command compatible
• U. S. Caller ID reporting
• Low power/sleep mode
• FastPOS (V.29) and V.22vis Fast Connect
• V.80 Synchronous Access
• 3.3V or 5V power input options
• Board mount or remote panel mounting
• Two-year warranty
Product Ordering Information
Product Description Region
MT5656RJ-92 V.92 Serial Data Only 5V Global
MT5656RJ-34 V.34 Serial Data Only 5V Global
MT5656RJ-32 V.32bis Serial Data Only 5V Global
MT5656RJ-L-92 V.92bis Serial Data Only 3.3V Global
MT5656RJ-L-34 V.34 Serial Data Only 3.3V Global
MT5656RJ-L-32 V.32bis Serial Data Only 3.3V Global
MTRJ-DK Developer Kit Global
MTRJ-RMK Panel Mounting Kit for RJModem Global
Ordering Codes Description
92 V.92/56K Data Rate
34 V.34/33.6K Data Rate
32 V.32bis/14.4K Data Rate
L 3.3V Power Input
Note: Lead-free builds of the RJModem are available. Contact your sales representative.
Order this Product
3
Developer Kit
A Developer Kit is available. This kit provides the ability to plug in the RJModem and use it for testing, programming,
and evaluation. The kit includes one developer board with RS-232 DB-25 connector, universal power supply, RS-232
cable, RJ-11 cable, MTRJ-RMK Panel Mounting Kit, and Developer Guide CD.
AT Commands
The AT Commands for the RJModem are published in a separate document (document number S000364x) available
on the Developer Guide CD and on the Multi-Tech Web site.
Multi-Tech Systems, Inc. RJModem Developer's Guide (S000363I) 4
Chapter 1 – RJModem Hardware
Technical Specifications
The RJModem meets the following specifications:
Category Description
Data Standards
Data Format
Serial Speeds
Client-to-Server Data Rates
Client-to-Client Data Rates
Error Correction
Data Compression
Modes of Operation
Dimensions
Weight
Operating Temperature 3.3 V and 5V Build Options
Storage Temperature
Humidity
Operating Voltage 5V DC Build Option ± 10% – Absolute Maximum Supply Voltage: 5.5VDC
Power Requirements 5V Build Option Typical: 93mA (.46W @ 5VDC)
Transmit Level
Receiver Sensitivity
Frequency Stability
DAA Isolation
Flow Control
Command Buffer
Telephony / TAM
Certifications and
Approvals
Warranty
Intelligent Features
V.92/V.90/56K, V.34/33.6K, V.32bis/14.4K, V.22, V.23, V.21;
Bell 212A and Bell103
Serial, binary, asynchronous
Serial port data rates adjustable to 300, 1200, 2400, 4800, 9600, 19,200,
38,400, 57,600, 115,200
Supports V.92 and V.90 data rates
33,600; 31,200; 28,800; 26,400; 24,000; 21,600; 19,200; 16,800; 14,400;
12,000; 9600; 7200; 4800; 2400; 1200; 0-300 bps
Data Mode: V.42 (LAPM or MNP 2–4)
V.44, V.42bis and MNP Class 5
Full duplex over dial-up lines; data mode, command mode, and online command
mode, V.54 test mode
.709" w x 2.519" h x .752 d (1.8 cm x 6.4 cm x 1.92 cm)
64 oz. (0.02 Kg)
0 to +50° C ambient under closed conditions
-40 to +85° C
Humidity range 20% to 90% (non-condensing)
3.3V DC Build Option ± 10% – Absolute Maximum Supply Voltage: 3.6VDC
Maximum: 112mA (.59W @ 5.25VDC)
3.3 V Build Option Typical: 100mA (.33W @ 3.3VDC)
Maximum:112mA (.40W @ 3.6VDC)
-11 dBm (varies by country setting)
-43 dBm under worst-case conditions
±0.01%
1.5Kv r.m.s. or 2121 VDC at working voltage of 250VAC
XON/XOFF (software), RTS/CTS (hardware)
60 characters
TAM (Telephone Answering Machine): S-101 AT+V commands (no CODEC for
speakers/microphone interface)
Safety Certifications EMC Approvals
UL 60950-1 FCC Part 15 (Class B)
IEC 60950-1 Canada (Class B)
AS/NZS 6950:2000 EN 55022 (Class B)
CCC EN 55024
Two years
Complete data modem including the controller, data pump, DAA, and RJ-11
connector
High speed models backward compatible with lower speeds
Telecom approved in more than 50 countries (some pending)
Intelligent DAA technology detects line status
AT command compatible
U. S. Caller ID reporting
Low power/sleep mode
FastPOS (V.29) and V.22vis Fast Connect
V.80 Synchronous Access
Board mount or remote panel mounting
Multi-Tech Systems, Inc. RJModem Developer's Guide (S000363I) 5
Dimensions
For Board Mounting
Chapter 1 – RJModem Hardware
Top View
Bottom View
Multi-Tech Systems, Inc. RJModem Developer's Guide (S000363I) 6
Panel Mounting
Note: Screws, bracket and ribbon cable are included in the panel-mounting kit.
Chapter 1 – RJModem Hardware
Attaching the Mounting Bracket
Multi-Tech Systems, Inc. RJModem Developer's Guide (S000363I) 7
Chapter 1 – RJModem Hardware
Dimensional Drawing of the Bracket
Cable Specifications
Multi-Tech Systems, Inc. RJModem Developer's Guide (S000363I) 8
PCB Footprint
Chapter 1 – RJModem Hardware
Notes:
Surface mount connectors are approved in place of soldering the unit to
the motherboard.
Follow the "Pass Through" footprint instructions on the part data sheets.
The following are recommended by Multi-Tech:
www.samtec.com
SAMTEC: SMM-107-02-S-D-(other option) or equivalent
SAMTEC: CLT-107-02-(plating option)-D-(other option) or equivalent
Multi-Tech Systems, Inc. RJModem Developer's Guide (S000363I) 9
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