參數(shù)資料
型號(hào)： MSM9225BGA-2K
廠商： OKI ELECTRIC INDUSTRY CO LTD
元件分類： 微控制器/微處理器
英文描述： 2 CHANNEL(S), 1M bps, LOCAL AREA NETWORK CONTROLLER, PQFP44
封裝： PLASTIC, QFP-44
文件頁(yè)數(shù)： 56/95頁(yè)
文件大?。?/td> 567K
代理商： MSM9225BGA-2K
MSM9225B User’s Manual
Contents
Contents – 2
Chapter 4
Microcontroller Interface
4.1
Serial Interface ............................................................................................................................................4-1
4.2
Parallel Interface .........................................................................................................................................4-3
4.3
MSM9225B Connection Examples.............................................................................................................4-4
4.3.1
Microcontroller Interface.......................................................................................................................4-4
4.3.1.1
Address/Data Separate Bus (No Address Latch Signal) ..................................................................4-4
4.3.1.2
Address/Data Separate Bus (With Address Latch Signal) ...............................................................4-5
4.3.1.3
Address/Data Multiplexed Bus ........................................................................................................4-5
4.3.1.4
Serial Interface .................................................................................................................................4-6
4.3.2
CAN Bus Interface ................................................................................................................................4-7
4.3.2.1
Electrically Isolated from Bus Transceiver (PCA82C250) ..............................................................4-7
4.3.2.2
Directly Connected to Bus Transceiver (PCA82C250) ...................................................................4-7
4.3.2.3
Monitoring the CAN Bus.................................................................................................................4-8
Chapter 5
Electrical Characteristics
5.1
Electrical Characteristics.............................................................................................................................5-1
5.1.1
Absolute Maximum Ratings ..................................................................................................................5-1
5.1.2
Recommended Operating Conditions....................................................................................................5-1
5.1.3
DC Characteristics.................................................................................................................................5-2
5.1.4
Rx0, Rx1 Characteristics .......................................................................................................................5-2
5.1.5
Tx0, Tx1 Characteristics........................................................................................................................5-2
5.1.6
AC Characteristics.................................................................................................................................5-3
5.2
Timing Diagrams ........................................................................................................................................5-5
5.2.1
Separate Bus Mode................................................................................................................................5-5
5.2.2
Separate Bus/Address Latch Mode........................................................................................................5-6
5.2.3
Multiplexed Bus Mode ..........................................................................................................................5-7
5.2.4
Serial Mode ...........................................................................................................................................5-8
5.2.5
Other Timing .........................................................................................................................................5-9
Appendixes
Appendix A
Package Dimensions....................................................................................................................... A-1
Appendix B
MSM9225B Memory Map ............................................................................................................. A-2
Revision History
Revision History .................................................................................................................................................... R-1
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