iii
38K0 Group User’s Manual
Table of contents
CHAPTER 3 APPENDIX
3.1 Electrical characteristics ..................................................................................................... 3-2
3.1.1 Absolute maximum ratings ............................................................................................ 3-2
3.1.2 Recommended operating conditions ............................................................................ 3-3
3.1.3 Electrical characteristics ................................................................................................ 3-5
3.1.4 A-D converter characteristics ....................................................................................... 3-7
3.1.5 Timing requirements ...................................................................................................... 3-8
3.1.6 Switching characteristics ............................................................................................... 3-9
3.1.7 Recommended operating conditions .......................................................................... 3-11
3.1.8 Electrical characteristics .............................................................................................. 3-13
3.1.9 A-D converter characteristics ..................................................................................... 3-15
3.1.10 Timing requirements .................................................................................................. 3-16
3.1.11 Switching characteristics ........................................................................................... 3-19
3.2 Standard characteristics .................................................................................................... 3-28
3.3 Notes on use ........................................................................................................................ 3-29
3.3.1 Notes on input and output ports ................................................................................ 3-29
3.3.2 Termination of unused pins ........................................................................................ 3-30
3.3.3 Notes on interrupts ...................................................................................................... 3-31
3.3.4 Notes on timer .............................................................................................................. 3-32
3.3.5 Notes on serial I/O ...................................................................................................... 3-33
3.3.6 Notes on USB function ................................................................................................ 3-35
3.3.7 Notes on A-D converter .............................................................................................. 3-36
3.3.8 Notes on watchdog timer ............................................................................................ 3-36
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3.3.9 Notes on RESET pin ................................................................................................... 3-36
3.3.10 Notes onPLL ............................................................................................................... 3-36
3.3.11 Notes on stand-by function ....................................................................................... 3-37
3.3.12 Notes on CPU rewrite mode .................................................................................... 3-37
3.3.13 Notes on programming .............................................................................................. 3-38
3.3.14 Notes on flash memory version ............................................................................... 3-40
3.3.15 Electric Characteristic Differences Between Mask ROM and Flash Memory Version
MCUs ........................................................................................................................... 3-40
3.4 Countermeasures against noise ...................................................................................... 3-41
3.4.1 Shortest wiring length .................................................................................................. 3-41
3.4.2 Connection of bypass capacitor across VSS line and VCC line ............................... 3-43
3.4.3 Wiring to analog input pins ........................................................................................ 3-44
3.4.4 Oscillator concerns ....................................................................................................... 3-45
3.4.5 Setup for I/O ports ....................................................................................................... 3-46
3.4.6 Providing of watchdog timer function by software .................................................. 3-47
3.5 List of registers ................................................................................................................... 3-48
3.6 Package outline ................................................................................................................... 3-82
3.7 Machine instructions .......................................................................................................... 3-84
3.8 List of instruction code ..................................................................................................... 3-95
3.9 SFR memory map ................................................................................................................ 3-96
3.10 Pin configurations ............................................................................................................. 3-97