UPD17P218CT Ver la hoja de datos (PDF) - NEC => Renesas Technology

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UPD17P218CT

4-BIT SINGLE-CHIP MICROCONTROLLER FOR INFRARED REMOTE CONTROLLER

NEC => Renesas Technology 

CONTENTS

µPD17P218

1. DIFFERENCES BETWEEN µPD17P218 AND µPD17215/17216/17217/17218 .................................. 6

2. PIN FUNCTIONS ................................................................................................................................. 7

2.1 IN NORMAL MODE ................................................................................................................................ 7

2.2 IN PROM PROGRAMMING MODE ........................................................................................................ 8

2.3 PIN I/O CIRCUITS ................................................................................................................................... 8

2.4 PROCESSING OF UNUSED PINS .......................................................................................................... 11 5

2.5 NOTES ON USING INT AND RESET PINS ........................................................................................... 11 5

3. WRITING/VERIFYING ONE-TIME PROM (PROGRAM MEMORY) .................................................. 12

3.1 OPERATION MODE FOR WRITING/VERIFICATION OF PROGRAM MEMORY .................................. 12

3.2 PROGRAM MEMORY WRITE PROCEDURE ......................................................................................... 13

3.3 PROGRAM MEMORY READ PROCEDURE ........................................................................................... 14

4. ELECTRICAL SPECIFICATIONS (PRELIMINARY) ........................................................................... 15

5. PACKAGE DRAWINGS .................................................................................................................... 23

6. RECOMMENDED SOLDERING CONDITIONS ................................................................................ 25 5

APPENDIX A. FUNCTION OF µPD17215 SUB-SERIES PRODUCTS ................................................. 26

APPENDIX B. DEVELOPMENT TOOLS ............................................................................................... 27

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