UPD78P324 Datasheet, PDF(10/80 Page) NEC – 16-/8-Bit Single-Chip Microcomputers

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UPD78P324 Datasheet, PDF (10/80 Pages) NEC – 16-/8-Bit Single-Chip Microcomputers

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ÂµPD78P324, 78P324(A)

TABLE OF CONTENTS

1. LIST OF PIN FUNCTIONS ........................................................................................................... 11

1.1 NORMAL OPERATION MODE ........................................................................................................... 11

1.2 PROM PROGRAMMING MODE (RESET = H, AVDD = L) ................................................................. 13

1.3 PIN I/O CIRCUIT AND UNUSED-PIN PROCESSING ....................................................................... 14

2. DIFFERENCE BETWEEN ÂµPD78P324 AND ÂµPD78324 .............................................................. 16

3. PROM PROGRAMMING .............................................................................................................. 17

3.1 OPERATION MODE ............................................................................................................................ 18

3.2 PROCEDURE FOR PROM WRITE ...................................................................................................... 19

3.3 PROCEDURE FOR PROM READ ........................................................................................................ 21

4. ERASURE CHARACTERISTICS (ÂµPD78P324KC/KD ONLY) ..................................................... 22

5. ERASURE WINDOW SEAL (ÂµPD78P324KC/KD ONLY) ........................................................... 22

6. ONE-TIME PROM PRODUCT SCREENING ................................................................................ 22

7. ELECTRICAL SPECIFICATIONS .................................................................................................. 23

8. PACKAGE DRAWINGS ................................................................................................................ 65

9. RECOMMENDED SOLDERING CONDITIONS ........................................................................... 69

APPENDIX A. CONVERSION SOCKET PACKAGE DRAWING AND

RECOMMENDED SUBSTRATE INSTALLATION PATTERN .................................. 71

APPENDIX B. TOOLS ......................................................................................................................... 73

B.1 DEVELOPMENT TOOLS ..................................................................................................................... 73

B.2 EVALUATION TOOLS ........................................................................................................................ 77

B.3 EMBEDDED SOFTWARE .................................................................................................................... 77

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