IA82527 Datasheet PDF - InnovASIC


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IA82527
InnovASIC

Part Number IA82527
Description Serial Communications Controller CAN Protocol
Page 30 Pages

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IA82527
CAN Serial Communications Controller
Data Sheet
September 16, 2009
IA82527
Serial Communications ControllerCAN Protocol
Data Sheet
IA211080504-06
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IA82527
CAN Serial Communications Controller
Data Sheet
September 16, 2009
Copyright 2009 by Innovasic Semiconductor, Inc.
Published by Innovasic Semiconductor, Inc.
3737 Princeton Drive NE, Suite 130, Albuquerque, NM 87107
MILES™ is a trademark Innovasic Semiconductor, Inc.
Intel is a registered trademark of Intel Corporation
IA211080504-06
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IA82527
CAN Serial Communications Controller
Data Sheet
September 16, 2009
TABLE OF CONTENTS
1. Introduction.............................................................................................................................6
1.1 General Description.......................................................................................................6
1.2 Features .........................................................................................................................7
2. Packaging, Pin Descriptions, and Physical Dimensions.........................................................8
2.1 Packages and Pinouts ....................................................................................................8
2.1.1 PLCC Package ..................................................................................................9
2.1.2 PLCC Physical Dimensions............................................................................11
2.1.3 PQFP Package ................................................................................................12
2.1.4 PQFP Physical Dimensions ............................................................................14
2.2 Pin/Signal Descriptions ...............................................................................................15
3. Maximum Ratings, Thermal Characteristics, and DC Parameters .......................................25
4. Functional Description..........................................................................................................28
4.1 Hardware Architecture ................................................................................................28
4.1.1 CAN Controller ..............................................................................................29
4.1.2 Message RAM ................................................................................................29
4.1.3 I/O Ports..........................................................................................................30
4.1.4 Programmable Clock Output ..........................................................................30
4.2 Address Map ...............................................................................................................30
4.3 CAN Message Objects ................................................................................................30
5. AC Specifications .................................................................................................................33
6. Innovasic Part Number Cross-Reference..............................................................................53
7. Errata.....................................................................................................................................54
7.1 Summary .....................................................................................................................54
7.2 Detail ...........................................................................................................................54
8. Revision History ...................................................................................................................57
9. For Further Information ........................................................................................................58
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IA82527
CAN Serial Communications Controller
Data Sheet
September 16, 2009
LIST OF FIGURES
Figure 1. PLCC Package Diagram..................................................................................................9
Figure 2. PLCC Physical Dimensions ..........................................................................................11
Figure 3. PQFP Package Diagram ................................................................................................12
Figure 4. PQFP Physical Dimensions...........................................................................................14
Figure 5. Functional Block Diagram ............................................................................................28
Figure 6. mosi/miso Connection ...................................................................................................29
Figure 7. Mode 0 and Mode 1: General Bus Timing...................................................................36
Figure 8. Mode 0 and Mode 1: Ready Timing for Read Cycle ...................................................37
Figure 9. Mode 0 and Mode 1: Ready Timing for Write Cycle with No Write Pending ............37
Figure 10. Mode 0 and Mode 1: Ready Timing for Write Cycle with Write Active...................38
Figure 11. Mode 2: General Bus Timing .....................................................................................41
Figure 12. Mode 3: Asynchronous Operation, Read Cycle .........................................................44
Figure 13. Mode 3: Asynchronous Operation, Write Cycle ........................................................45
Figure 14. Mode 3: Synchronous Operation, Read Cycle Timing ..............................................48
Figure 15. Mode 3: Synchronous Operation, Write Cycle Timing..............................................49
Figure 16. Serial Interface Mode: icp = 0 and cp = 0 ..................................................................52
Figure 17. Serial Interface Mode: icp = 1 and cp = 1 ..................................................................52
IA211080504-06
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