UPD75048CW 查看數據表（PDF） - NEC => Renesas Technology

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UPD75048CW

4-BIT SINGLE-CHIP MICROCOMPUTER

NEC => Renesas Technology 

µPD75048

CONTENTS

1. PIN CONFIGURATION (TOP VIEW) ........................................................................................ 5

2. BLOCK DIAGRAM ......................................................................................................................8

3. PIN FUNCTIONS ........................................................................................................................9

3.1 PORT PINS ........................................................................................................................................9

3.2 NON PORT PINS ............................................................................................................................ 11

3.3 PIN INPUT/OUTPUT CIRCUIT ...................................................................................................... 13

3.4 SELECTION OF MASK OPTIONS ................................................................................................. 16

3.5 PROCESSING OF UNUSED PINS ................................................................................................ 17

4. MEMORY CONFIGURATION ................................................................................................. 18

5. EEPROM ....................................................................................................................................21

6. PERIPHERAL HARDWARE FUNCTIONS ............................................................................... 22

6.1 PORT ............................................................................................................................................... 22

6.2 CLOCK GENERATOR CIRCUIT ..................................................................................................... 23

6.3 CLOCK OUTPUT CIRCUIT ............................................................................................................. 24

6.4 BASIC INTERVAL TIMER .............................................................................................................. 25

6.5 WATCH TIMER ............................................................................................................................... 26

6.6 TIMER/EVENT COUNTER ............................................................................................................. 27

6.7 SERIAL INTERFACE ....................................................................................................................... 29

6.8 A/D CONVERTER .......................................................................................................................... 31

6.9 MULTI-FUNCTION TIMER (MFT) ................................................................................................. 32

6.10 BIT SEQUENTIAL BUFFER ........................................................................................................... 34

7. INTERRUPT FUNCTIONS ....................................................................................................... 34

8. STANDBY FUNCTIONS .......................................................................................................... 36

9. RESET FUNCTION .................................................................................................................. 37

10. INSTRUCTION SET ................................................................................................................. 39

11. ELECTRICAL SPECIFICATIONS ............................................................................................. 45

12. PERFORMANCE CURVE ......................................................................................................... 59

13. PACKAGE DRAWINGS ........................................................................................................... 61

14. RECOMMENDED SOLDERING CONDITIONS ...................................................................... 63

APPENDIX A. COMPARISON BETWEEN µPD75048 AND 75028/75008 FUNCTIONS .......... 64

APPENDIX B. DEVELOPMENT TOOLS ....................................................................................... 65

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