H8/3004 Ver la hoja de datos (PDF) - Renesas Electronics

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H8/3004

Microcomputer

Renesas Electronics 

12.3 Operation ........................................................................................................................ 342

Section 13 Clock Pulse Generator............................................................................. 343

13.1 Overview ........................................................................................................................ 343

13.1.1 Block Diagram................................................................................................ 343

13.2 Oscillator Circuit ............................................................................................................ 344

13.2.1 Connecting a Crystal Resonator ..................................................................... 344

13.2.2 External Clock Input....................................................................................... 346

13.3 Duty Adjustment Circuit................................................................................................. 348

13.4 Prescalers ........................................................................................................................ 348

Section 14 Power-Down State .................................................................................... 349

14.1 Overview ........................................................................................................................ 349

14.2 Register Configuration.................................................................................................... 350

14.2.1 System Control Register (SYSCR)................................................................. 350

14.3 Sleep Mode ..................................................................................................................... 352

14.3.1 Transition to Sleep Mode................................................................................ 352

14.3.2 Exit from Sleep Mode..................................................................................... 352

14.4 Software Standby Mode ................................................................................................. 353

14.4.1 Transition to Software Standby Mode ............................................................ 353

14.4.2 Exit from Software Standby Mode ................................................................. 353

14.4.3 Selection of Waiting Time for Exit from Software Standby Mode ................ 354

14.4.4 Sample Application of Software Standby Mode ............................................ 355

14.4.5 Note................................................................................................................. 355

14.5 Hardware Standby Mode ................................................................................................ 356

14.5.1 Transition to Hardware Standby Mode........................................................... 356

14.5.2 Exit from Hardware Standby Mode................................................................ 356

14.5.3 Timing for Hardware Standby Mode.............................................................. 356

Section 15 Electrical Characteristics ........................................................................ 357

15.1 Absolute Maximum Ratings ........................................................................................... 357

15.2 Electrical Characteristics ................................................................................................ 358

15.2.1 DC Characteristics .......................................................................................... 358

15.2.2 AC Characteristics .......................................................................................... 368

15.2.3 A/D Conversion Characteristics ..................................................................... 375

15.3 Operational Timing......................................................................................................... 376

15.3.1 Bus Timing ..................................................................................................... 376

15.3.2 Control Signal Timing .................................................................................... 380

15.3.3 Clock Timing .................................................................................................. 382

15.3.4 I/O Port Timing............................................................................................... 382

15.3.5 ITU Timing ..................................................................................................... 383

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