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µPD75402A(A)

CONTENTS

1.

PIN CONFIGURATION (TOP VIEW) ......................................................................................

4

2.

BLOCK DIAGRAM ......................................................................................................................

6

3.

PIN FUNCTIONS .......................................................................................................................

7

3.1

PORT PINS .....................................................................................................................................

7

3.2

NON-PORT PINS ...........................................................................................................................

8

3.3

PIN INPUT/OUTPUT CIRCUITS ..................................................................................................

8

3.4

SELECTION OF A MASK OPTION ...........................................................................................

10

3.5

HANDLING UNUSED PINS .........................................................................................................

11

3.6

NOTES ON USING THE P00 AND RESET PINS .................................................................

11

4.

MEMORY CONFIGURATION ...................................................................................................

12

5.

PERIPHERAL HARDWARE FUNCTIONS ................................................................................

14

5.1

PORTS ..............................................................................................................................................

14

5.2

CLOCK GENERATOR ....................................................................................................................

15

5.3

CLOCK OUTPUT CIRCUIT ...........................................................................................................

16

5.4

BASIC INTERVAL TIMER ............................................................................................................

17

5.5

SERIAL INTERFACE ......................................................................................................................

18

6.

INTERRUPT FUNCTION ...........................................................................................................

20

7.

STANDBY FUNCTION ..............................................................................................................

22

8.

RESET FUNCTION ....................................................................................................................

23

9.

INSTRUCTION SET ...................................................................................................................

25

10. ELECTRICAL CHARACTERISTICS ...........................................................................................

29

11. PACKAGE DIMENSIONS ..........................................................................................................

38

12. RECOMMENDED SOLDERING CONDITIONS .........................................................................

42

APPENDIX A DIFFERENCES BETWEEN THE

µPD75402A(A) AND µPD75P402 ...................

43

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

44

APPENDIX C

RELATED DOCUMENTS ........................................................................................

45

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