7733 datasheet(14/940 Pages) RENESAS

14 / 940 page

7733 Group User’s Manual

vii

Table of contents

17.4 Power saving .................................................................................................................... 17-44

17.4.1 Power saving example with stop mode used ...................................................... 17-44

17.4.2 Power saving example with wait mode used ....................................................... 17-49

17.5 Timer B............................................................................................................................... 17-54

17.5.1 Application example of clock timer ....................................................................... 17-54

CHAPTER 18. LOW VOLTAGE VERSION

18.1 Performance overview ...................................................................................................... 18-3

18.2 Pin configuration ............................................................................................................... 18-4

18.3 Functional description ...................................................................................................... 18-5

18.3.1 Power-on reset condition ........................................................................................... 18-6

18.4 Electrical characteristics ................................................................................................. 18-7

18.4.1 Absolute maximum ratings ........................................................................................ 18-7

18.4.2 Recommended operating conditions ....................................................................... 18-8

18.4.3 Electrical characteristics ............................................................................................ 18-9

18.4.4 A-D converter characteristics ................................................................................. 18-10

18.4.5 Internal peripheral devices ......................................................................................18-11

18.4.6 Ready and Hold ........................................................................................................ 18-16

18.4.7 Single-chip mode ...................................................................................................... 18-18

18.4.8 Memory expansion mode and microprocessor mode : with no wait ................ 18-20

18.4.9 Memory expansion mode and microprocessor mode : with wait 1 .................. 18-22

18.4.10 Memory expansion mode and microprocessor mode : with wait 0 ................ 18-24

18.4.11 Testing circuit for ports P0 to P8,

φ 1, and E................................................... 18-26

18.5 Standard characteristics ................................................................................................ 18-27

18.5.1 Programmable I/O port (CMOS output) standard characteristics: P0 to P3, P40 to P43, P54 to P57,

P6, P7, and P8 ...................................................................................................................................... 18-27

18.5.2 Programmable I/O port (CMOS output) standard characteristics: P44 to P47 and P50 to P53.. 18-28

18.5.3 Icc–f(XIN) standard characteristics ........................................................................ 18-29

18.5.4 A-D converter standard characteristics ................................................................. 18-30

18.6 Application ........................................................................................................................ 18-32

18.6.1 Memory expansion .................................................................................................... 18-32

18.6.2 Memory expansion example in minimum model .................................................. 18-34

18.6.3 Memory expansion example in medium model A ............................................... 18-36

18.6.4 Memory expansion example in maximum model ................................................. 18-38

18.6.5 Ready generation circuit example ......................................................................... 18-40

CHAPTER 19. BUILT-IN PROM VERSION

19.1 EPROM mode ..................................................................................................................... 19-3

19.1.1 Pin functions in EPROM mode ................................................................................. 19-3

19.1.2 Read/Program from and to built-in PROM ............................................................. 19-4

19.1.3 Programming algorithm to built-in PROM ............................................................... 19-8

19.1.4 Electrical characteristics of the programming algorithm ....................................... 19-9

19.2 Usage precaution ............................................................................................................ 19-10

CHAPTER 20. EXTERNAL ROM VERSION

20.1 Performance overview ...................................................................................................... 20-3

20.2 Pin configuration ............................................................................................................... 20-4

20.3 Pin description ................................................................................................................... 20-5

20.4 Block description ............................................................................................................... 20-7

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