SIO1028
Advanced Notebook I/O for LPC Designs with
Three Serial Ports
Product Features
Description
• 3.3 Volt Operation (5 Volt Tolerant)
• PC99, PC01, ACPI 1.0 Compliant
• LPC Interface
- Supports LPC Bus frequencies of 19.2MHz to
33MHz
• Serial IRQ Compatible with Serialized IRQ Support for PCI Systems
• Programmable Wake-up Event (PME) Interface
• 24 General Purpose Input/Output Pins
• System Management Interrupt
• Serial Ports
- Three Full Function Serial Ports
- High Speed NS16C550A Compatible UARTs
with Send/Receive 16-Byte FIFOs
- Supports 230k and 460k Baud
- Programmable Baud Rate Generator
- Modem Control Circuitry
- 480 Address and 15 IRQ Options
• Infrared Communications Controller
- IrDA v1.2 (4Mbps), HPSIR, ASKIR, Consumer IR Support
- 2 IR Ports
- 96 Base I/O Address, 15 IRQ, and 4 DMA
Options
• Two LED Drivers with blinking options
• Watch Dog Timer with optional output pin
• 64-Pin QFN RoHS Compliant package
The SIO1028 is a single chip LPC I/O device. The
SIO1028 is a 3.3V operational (5.0V tolerant), PC 99/
2001, and ACPI 1.0 compliant Super I/O Controller.
2009 - 2014 Microchip Technology Inc.
The SIO1028 includes 24 GPIO pins, support for two
LED's with blinking option and a Watchdog Timer
(WDT) with optional output pin. The SIO1028 includes
three 16C550A compatible UARTs. One UART
includes additional support for a Serial Infrared Interface that complies with IrDA v1.2 (Fast IR), HPSIR, and
ASKIR formats, as well as Consumer IR.
DS00001818A-page 1
SIO1028
TO OUR VALUED CUSTOMERS
It is our intention to provide our valued customers with the best documentation possible to ensure successful use of your Microchip
products. To this end, we will continue to improve our publications to better suit your needs. Our publications will be refined and
enhanced as new volumes and updates are introduced.
If you have any questions or comments regarding this publication, please contact the Marketing Communications Department via
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Most Current Data Sheet
To obtain the most up-to-date version of this data sheet, please register at our Worldwide Web site at:
http://www.microchip.com
You can determine the version of a data sheet by examining its literature number found on the bottom outside corner of any page.
The last character of the literature number is the version number, (e.g., DS30000000A is version A of document DS30000000).
Errata
An errata sheet, describing minor operational differences from the data sheet and recommended workarounds, may exist for current devices. As device/documentation issues become known to us, we will publish an errata sheet. The errata will specify the
revision of silicon and revision of document to which it applies.
To determine if an errata sheet exists for a particular device, please check with one of the following:
• Microchip’s Worldwide Web site; http://www.microchip.com
• Your local Microchip sales office (see last page)
When contacting a sales office, please specify which device, revision of silicon and data sheet (include -literature number) you are
using.
Customer Notification System
Register on our web site at www.microchip.com to receive the most current information on all of our products.
DS00001818A-page 2
2009 - 2014 Microchip Technology Inc.
SIO1028
BLOCK DIAGRAM
FIGURE 1:
SIO1028 BLOCK DIAGRAM
GENERAL
PURPOSE
I/O
VTR
VCC
VSS
nIO_SMI*
SMI
LAD0
LAD1
GP[11:13]*, GP16,
GP[20:23]*,
GP[30:37]*,
GP[50:57]*
IRQIN1*, IRQIN2*,
IRQIN3*
nIO_PME
PME
LED Driver
LED1*, LED2*
Watch Dog
Timer
WDT*
LAD2
LAD3
LFRAME#
LDRQ#
PCI_RESET#
LPC BUS
INTERFACE
CONTROL, ADDRESS, DATA
LPCPD#
CLKRUN#
SER_IRQ
PCI_CLK
Serial
IRQ
CONFIGURATION
REGISTERS
CLKI32
CLOCK
GEN
ACPI
BLOCK
16C550
COMPATIBLE
SERIAL
PORT 1
16C550
COMPATIBLE
SERIAL
PORT 2 WITH
INFRARED
INTERFACE
TXD1, nRTS1, nDTR1
nCTS1, RXD1,
nDSR1, nDCD1, nRI1
IRTX2*, IRMODE*,
TXD2*, nRTS2*, nDTR2*
IRRX2*, IRRX3*,
RXD2*, nCTS2*,
nDSR2*, nDCD2*, nRI2*
CLOCKI
16C550
COMPATIBLE
SERIAL
PORT 3
TXD3*, nRTS3,* nDTR3*
nCTS3*, RXD3*,
nDSR3*, nDCD3*, nRI3*
* Denotes Multifunction Pins
2009 - 2014 Microchip Technology Inc.
DS00001818A-page 3
SIO1028
PACKAGE OUTLINE
DS00001818A-page 4
http://www.microchip.com/packaging
SIO1028 64-PIN QFN PACKAGE, 9 X 9MM BODY, 0.5MM PITCH
Note: For the most current package drawings,
see the Microchip Packaging Specification at
FIGURE 2:
2009 - 2014 Microchip Technology Inc.
SIO1028
SIO1028 64-PIN QFN PACKAGE, 9 X 9MM BODY, 0.5MM PITCH (CONTINUED)
Note: For the most current package drawings,
see the Microchip Packaging Specification at
http://www.microchip.com/packaging
FIGURE 2:
2009 - 2014 Microchip Technology Inc.
DS00001818A-page 5
SIO1028
APPENDIX A:
TABLE A-1:
PRODUCT BRIEF REVISION HISTORY
REVISION HISTORY
Revision
DS00001818A (08-15-14)
DS00001818A-page 6
Section/Figure/Entry
Correction
Replaces previous SMSC version Rev. 0.5 (11-02-09)
2009 - 2014 Microchip Technology Inc.
SIO1028
THE MICROCHIP WEB SITE
Microchip provides online support via our WWW site at www.microchip.com. This web site is used as a means to make
files and information easily available to customers. Accessible by using your favorite Internet browser, the web site contains the following information:
• Product Support – Data sheets and errata, application notes and sample programs, design resources, user’s
guides and hardware support documents, latest software releases and archived software
• General Technical Support – Frequently Asked Questions (FAQ), technical support requests, online discussion
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• Business of Microchip – Product selector and ordering guides, latest Microchip press releases, listing of seminars and events, listings of Microchip sales offices, distributors and factory representatives
CUSTOMER CHANGE NOTIFICATION SERVICE
Microchip’s customer notification service helps keep customers current on Microchip products. Subscribers will receive
e-mail notification whenever there are changes, updates, revisions or errata related to a specified product family or
development tool of interest.
To register, access the Microchip web site at www.microchip.com. Under “Support”, click on “Customer Change Notification” and follow the registration instructions.
CUSTOMER SUPPORT
Users of Microchip products can receive assistance through several channels:
•
•
•
•
Distributor or Representative
Local Sales Office
Field Application Engineer (FAE)
Technical Support
Customers should contact their distributor, representative or field application engineer (FAE) for support. Local sales
offices are also available to help customers. A listing of sales offices and locations is included in the back of this document.
Technical support is available through the web site at: http://www.microchip.com/support
2009 - 2014 Microchip Technology Inc.
DS00001818A-page 7
SIO1028
PRODUCT IDENTIFICATION SYSTEM
To order or obtain information, e.g., on pricing or delivery, refer to the factory or the listed sales office.
PART NO.(1)
-
Device
Device:
Package:
Tape and Reel
Option:
XXX(2)
[X](3)
-
Package
Tape and Reel
Option
Examples:
a)
b)
SIO1028-JZX = 64-pin QFN
SIO1028-JZX-TR = 64-pin QFN Tape and Reel
SIO1028 (1)
64-pin QFN (2)
JZX
=
Blank
TR
= Tray packaging
= Tape and Reel (3)
DS00001818A-page 8
Note 1:
These products meet the halogen maximum
concentration values per IEC61249-2-21.
Note 2:
All package options are RoHS compliant.
For RoHS compliance and environmental
information, please visit http://www.microchip.com/pagehandler/en-us/aboutus/
ehs.html .
Note 3:
Tape and Reel identifier only appears in the
catalog part number description. This identifier is used for ordering purposes and is not
printed on the device package. Check with
your Microchip Sales Office for package
availability with the Tape and Reel option.
2009 - 2014 Microchip Technology Inc.
Note the following details of the code protection feature on Microchip devices:
•
Microchip products meet the specification contained in their particular Microchip Data Sheet.
•
Microchip believes that its family of products is one of the most secure families of its kind on the market today, when used in the
intended manner and under normal conditions.
•
There are dishonest and possibly illegal methods used to breach the code protection feature. All of these methods, to our
knowledge, require using the Microchip products in a manner outside the operating specifications contained in Microchip’s Data
Sheets. Most likely, the person doing so is engaged in theft of intellectual property.
•
Microchip is willing to work with the customer who is concerned about the integrity of their code.
•
Neither Microchip nor any other semiconductor manufacturer can guarantee the security of their code. Code protection does not
mean that we are guaranteeing the product as “unbreakable.”
Code protection is constantly evolving. We at Microchip are committed to continuously improving the code protection features of our
products. Attempts to break Microchip’s code protection feature may be a violation of the Digital Millennium Copyright Act. If such acts
allow unauthorized access to your software or other copyrighted work, you may have a right to sue for relief under that Act.
Information contained in this publication regarding device applications and the like is provided only for your convenience and may be
superseded by updates. It is your responsibility to ensure that your application meets with your specifications. MICROCHIP MAKES NO
REPRESENTATIONS OR WARRANTIES OF ANY KIND WHETHER EXPRESS OR IMPLIED, WRITTEN OR ORAL, STATUTORY OR
OTHERWISE, RELATED TO THE INFORMATION, INCLUDING BUT NOT LIMITED TO ITS CONDITION, QUALITY, PERFORMANCE,
MERCHANTABILITY OR FITNESS FOR PURPOSE. Microchip disclaims all liability arising from this information and its use. Use of Microchip devices in life support and/or safety applications is entirely at the buyer’s risk, and the buyer agrees to defend, indemnify and hold
harmless Microchip from any and all damages, claims, suits, or expenses resulting from such use. No licenses are conveyed, implicitly or
otherwise, under any Microchip intellectual property rights.
Trademarks
The Microchip name and logo, the Microchip logo, dsPIC, FlashFlex, flexPWR, JukeBlox, KEELOQ, KEELOQ logo, Kleer, LANCheck,
MediaLB, MOST, MOST logo, MPLAB, OptoLyzer, PIC, PICSTART, PIC32 logo, RightTouch, SpyNIC, SST, SST Logo, SuperFlash and
UNI/O are registered trademarks of Microchip Technology Incorporated in the U.S.A. and other countries.
The Embedded Control Solutions Company and mTouch are registered trademarks of Microchip Technology Incorporated in the U.S.A.
Analog-for-the-Digital Age, BodyCom, chipKIT, chipKIT logo, CodeGuard, dsPICDEM, dsPICDEM.net, ECAN, In-Circuit Serial
Programming, ICSP, Inter-Chip Connectivity, KleerNet, KleerNet logo, MiWi, MPASM, MPF, MPLAB Certified logo, MPLIB, MPLINK,
MultiTRAK, NetDetach, Omniscient Code Generation, PICDEM, PICDEM.net, PICkit, PICtail, RightTouch logo, REAL ICE, SQI, Serial
Quad I/O, Total Endurance, TSHARC, USBCheck, VariSense, ViewSpan, WiperLock, Wireless DNA, and ZENA are trademarks of
Microchip Technology Incorporated in the U.S.A. and other countries.
SQTP is a service mark of Microchip Technology Incorporated in the U.S.A.
Silicon Storage Technology is a registered trademark of Microchip Technology Inc. in other countries.
GestIC is a registered trademarks of Microchip Technology Germany II GmbH & Co. KG, a subsidiary of Microchip Technology Inc., in
other countries.
All other trademarks mentioned herein are property of their respective companies.
© 2009 - 2014, Microchip Technology Incorporated, Printed in the U.S.A., All Rights Reserved.
ISBN: 9781632765277
QUALITY MANAGEMENT SYSTEM
CERTIFIED BY DNV
== ISO/TS 16949 ==
2009 - 2014 Microchip Technology Inc.
Microchip received ISO/TS-16949:2009 certification for its worldwide
headquarters, design and wafer fabrication facilities in Chandler and
Tempe, Arizona; Gresham, Oregon and design centers in California
and India. The Company’s quality system processes and procedures
are for its PIC® MCUs and dsPIC® DSCs, KEELOQ® code hopping
devices, Serial EEPROMs, microperipherals, nonvolatile memory and
analog products. In addition, Microchip’s quality system for the design
and manufacture of development systems is ISO 9001:2000 certified.
DS00001818A-page 9
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