xi
21.4.3 Erase Mode ........................................................................................................... 519
21.4.4 Erase-Verify Mode................................................................................................ 519
21.4.5 Protect Modes ....................................................................................................... 521
21.4.6 Interrupt Handling during Flash Memory Programming and Erasing.................. 523
21.5
Flash Memory Writer Mode (H8/3337SF) ........................................................................ 524
21.5.1 Writer Mode Setting ............................................................................................. 524
21.5.2 Socket Adapter and Memory Map........................................................................ 524
21.5.3 Operation in Writer Mode .................................................................................... 525
21.6
Flash Memory Programming and Erasing Precautions...................................................... 536
Section 22 Power-Down State.......................................................................................... 539
22.1
Overview............................................................................................................................ 539
22.1.1 System Control Register (SYSCR)....................................................................... 540
22.2
Sleep Mode ........................................................................................................................ 542
22.2.1 Transition to Sleep Mode...................................................................................... 542
22.2.2 Exit from Sleep Mode........................................................................................... 542
22.3
Software Standby Mode..................................................................................................... 543
22.3.1 Transition to Software Standby Mode.................................................................. 543
22.3.2 Exit from Software Standby Mode ....................................................................... 543
22.3.3 Clock Settling Time for Exit from Software Standby Mode................................ 544
22.3.4 Sample Application of Software Standby Mode .................................................. 545
22.3.5 Application Notes ................................................................................................. 546
22.4
Hardware Standby Mode ................................................................................................... 547
22.4.1 Transition to Hardware Standby Mode................................................................. 547
22.4.2 Recovery from Hardware Standby Mode ............................................................. 547
22.4.3 Timing Relationships in Hardware Standby Mode .............................................. 548
Section 23 Electrical Characteristics .............................................................................. 549
23.1
Absolute Maximum Ratings .............................................................................................. 549
23.2
Electrical Characteristics.................................................................................................... 550
23.2.1 DC Characteristics ................................................................................................ 550
23.2.2 AC Characteristics ................................................................................................ 561
23.2.3 A/D Converter Characteristics.............................................................................. 569
23.2.4 D/A Converter Characteristics (H8/3337 Series Only) ........................................ 570
23.2.5 Flash Memory Characteristics (H8/3337SF Only) ............................................... 571
23.3
Absolute Maximum Ratings (H8/3337SF Low-Voltage Version) .................................... 573
23.4
Electrical Characteristics (H8/3337SF Low-Voltage Version).......................................... 574
23.4.1 DC Characteristics ................................................................................................ 574
23.4.2 AC Characteristics ................................................................................................ 578
23.4.3 A/D Converter Characteristics.............................................................................. 583
23.4.4 D/A Converter Characteristics (H8/3337 Series Only) ........................................ 584
23.4.5 Flash Memory Characteristics .............................................................................. 585
23.5
MCU Operational Timing.................................................................................................. 587