UPD75112F datasheet(4/78 Pages) NEC

4 / 78 page

µPD75108F,75112F,75116F

CONTENTS

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

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

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

3.1

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

3.2

OTHER PINS ...................................................................................................................................................

3.3

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

3.4

RECOMMENDED CONNECTION OF UNUSED PINS .................................................................................

3.5

PRECAUTIONS CONCERNING P00/INT4 PIN AND RESET PIN ...............................................................

MEMORY CONFIGURATION ................................................................................................................ 13

PERIPHERAL HARDWARE FUNCTIONS .............................................................................................. 18

5.1

DIGITAL INPUT/OUTPUT PORTS ................................................................................................................

5.2

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

5.3

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

5.4

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

5.5

TIMER/EVENT COUNTER .............................................................................................................................

5.6

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

5.7

PROGRAMMABLE THRESHOLD PORT (ANALOG INPUT PORT) ............................................................

5.8

BIT SEQUENTIAL BUFFER ...........................................................................................................................

INTERRUPT FUNCTION ........................................................................................................................ 27

STANDBY FUNCTION ........................................................................................................................... 29

RESET FUNCTION ................................................................................................................................. 30

INSTRUCTION SET ................................................................................................................................ 32

10. APPLICATION EXAMPLE ...................................................................................................................... 41

10.1 CORDLESS TELEPHONE (SUBSET) ............................................................................................................

10.2 DISPLAY PAGER ............................................................................................................................................

11. MASK OPTION SELECTION .................................................................................................................. 43

12. ELECTRICAL SPECIFICATIONS ............................................................................................................ 44

12.1 WHEN Ta = –40 to +50

°C, VDD = 2.7 to 5.0 V ........................................................................................... 45

12.2 WHEN Ta = –40 to +60

°C, VDD = 2.8 to 5.0 V ........................................................................................... 55

UPD75112F Datasheet(PDF) 4 Page - NEC

UPD75112F Datasheet(HTML) 4 Page - NEC

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78

Datasheet Download

Link URL