IA82050 Datasheet PDF - InnovASIC


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IA82050
InnovASIC

Part Number IA82050
Description ASYNCHRONOUS SERIAL CONTROLLER
Page 22 Pages

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IA82050
Asynchronous Serial Controller
Data Sheet
February 25, 2011
®
IA82050
Asynchronous Serial Controller
Data Sheet
®
IA211030617-08
http://www.Innovasic.com
UNCONTROLLED WHEN PRINTED OR COPIED
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IA82050
Asynchronous Serial Controller
Data Sheet
February 25, 2011
Copyright 2008 by Innovasic Semiconductor, Inc.
Published by Innovasic Semiconductor, Inc.
3737 Princeton Drive NE, Suite 130, Albuquerque, NM 87107
Intel is a registered trademark of Intel Corporation
MILES™ is a trademark of Innovasic Semiconductor, Inc.
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IA211030617-08
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IA82050
Asynchronous Serial Controller
Data Sheet
February 25, 2011
TABLE OF CONTENTS
List of Figures ..................................................................................................................................4
List of Tables ...................................................................................................................................4
1. Features...................................................................................................................................5
2. Description..............................................................................................................................7
3. Functional Overview ..............................................................................................................9
3.1 Transmitter ....................................................................................................................9
3.2 Receiver.........................................................................................................................9
3.3 Bus Interface .................................................................................................................9
3.4 Register Description ....................................................................................................10
4. Register Descriptions............................................................................................................11
4.1 Baud Rate Generator A Divide Count, MSB and LSB (BAH/BAL)..........................11
4.2 General Interrupt Enable Register (GER) ...................................................................11
4.3 General Interrupt Register (GIR) ................................................................................11
4.4 Line Configure Register (LCR)...................................................................................11
4.5 Line Status Register (LSR) .........................................................................................12
4.6 Modem Control Register (MCR) ................................................................................12
4.7 Modem Status Register (MSR) ...................................................................................13
4.8 Receive Data Register (RXDATA).............................................................................13
4.9 Scratch Register (SCR) ...............................................................................................13
4.10 Transmit Data Register (TXDATA) ...........................................................................14
5. AC/DC Parameters ...............................................................................................................15
6. DC Characteristics ................................................................................................................16
7. AC Characteristics ................................................................................................................17
8. Packaging Information..........................................................................................................18
8.1 PDIP Package ..............................................................................................................18
8.2 PLCC Package.............................................................................................................19
9. Innovasic Part Number Cross-Reference..............................................................................20
10. Revision History ...................................................................................................................21
11. For Additional Information...................................................................................................22
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IA82050
Asynchronous Serial Controller
LIST OF FIGURES
Data Sheet
February 25, 2011
Figure 1. Package Pinout ................................................................................................................6
Figure 2. Functional Block Diagram ..............................................................................................8
Figure 3. PDW Physical Package Dimensions .............................................................................18
Figure 4. PLCC Physical Package Dimensions ............................................................................19
LIST OF TABLES
Table 1. Register Summary...........................................................................................................10
Table 2. General Interrupt Enable Register ..................................................................................11
Table 3. General Interrupt Register ..............................................................................................11
Table 4. Line Configure Register..................................................................................................12
Table 5. Line Status Register ........................................................................................................12
Table 6. Modem Control Register ................................................................................................13
Table 7. Modem Status Register ...................................................................................................13
Table 8. AC/DC Parameters .........................................................................................................15
Table 9. DC Characteristics ..........................................................................................................16
Table 10. AC Characteristics ........................................................................................................17
Table 11. Innovasic Part Number Cross-Reference for the PDIP ................................................20
Table 12. Innovasic Part Number Cross-Reference for the PLCC ...............................................20
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http://www.Innovasic.com
UNCONTROLLED WHEN PRINTED OR COPIED
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