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UPD784217A Datasheet(PDF) 6 Page - NEC |
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UPD784217A Datasheet(HTML) 6 Page - NEC |
6 / 60 page Data Sheet U14125EJ1V0DS00 6 µµµµPD78F4216A, 78F4218A, 78F4216AY, 78F4218AY CONTENTS 1. DIFFERENCES AMONG MODELS IN µµµµPD784216A/784216AY, 784218A/784218AY SUBSERIES ............................................................................................................................................. 7 2. PIN CONFIGURATION (TOP VIEW) ................................................................................................... 8 3. BLOCK DIAGRAM ............................................................................................................................... 11 4. PIN FUNCTIONS .................................................................................................................................. 12 4.1 Port Pins ..................................................................................................................................... 12 4.2 Non-Port Pins ............................................................................................................................. 14 4.3 Pin I/O Circuits and Recommended Connections of Unused Pins ....................................... 16 5. INTERNAL MEMORY SIZE SWITCHING REGISTER (IMS) ................................................................ 20 6. PROGRAMMING FLASH MEMORY..................................................................................................... 22 6.1 Selecting Communication Mode ..............................................................................................22 6.2 Flash Memory Programming Function .................................................................................... 23 6.3 Connecting Flashpro ll and Flashpro lll ................................................................................... 24 7. ELECTRICAL SPECIFICATIONS ........................................................................................................ 25 8. PACKAGE DRAWINGS ....................................................................................................................... 47 9. RECOMMENDED SOLDERING CONDITIONS .................................................................................. 49 APPENDIX A. DEVELOPMENT TOOLS ................................................................................................ 50 APPENDIX B. RELATED DOCUMENTS ................................................................................................ 53 |
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