Datasheet

Rev. 3.00 Mar. 15, 2006 Page xviii of xxxii
19.4.4 External Trigger Input Timing.......................................................................... 386
19.5 A/D Conversion Accuracy Definitions............................................................................. 387
19.6 Usage Notes...................................................................................................................... 390
19.6.1 Permissible Signal Source Impedance.............................................................. 390
19.6.2 Influences on Absolute Accuracy..................................................................... 390
Section 20 Power-On Reset and Low-Voltage Detection Circuits
(Optional) ........................................................................................391
20.1 Features............................................................................................................................. 391
20.2 Register Descriptions........................................................................................................ 393
20.2.1 Low-Voltage-Detection Control Register (LVDCR)........................................ 393
20.2.2 Low-Voltage-Detection Status Register (LVDSR)........................................... 395
20.3 Operation .......................................................................................................................... 396
20.3.1 Power-On Reset Circuit.................................................................................... 396
20.3.2 Low-Voltage Detection Circuit......................................................................... 397
Section 21 Power Supply Circuit ......................................................................401
21.1 When Using Internal Power Supply Step-Down Circuit .................................................. 401
21.2 When Not Using Internal Power Supply Step-Down Circuit ........................................... 402
Section 22 List of Registers...............................................................................403
22.1 Register Addresses (Address Order)................................................................................. 404
22.2 Register Bits ..................................................................................................................... 411
22.3 Register States in Each Operating Mode .......................................................................... 417
Section 23 Electrical Characteristics.................................................................423
23.1 Absolute Maximum Ratings ............................................................................................. 423
23.2 Electrical Characteristics (F-ZTAT
TM
Version)................................................................. 423
23.2.1 Power Supply Voltage and Operating Ranges.................................................. 423
23.2.2 DC Characteristics............................................................................................ 426
23.2.3 AC Characteristics............................................................................................ 433
23.2.4 A/D Converter Characteristics.......................................................................... 437
23.2.5 Watchdog Timer Characteristics....................................................................... 438
23.2.6 Flash Memory Characteristics .......................................................................... 439
23.2.7 Power-Supply-Voltage Detection Circuit Characteristics (Optional)............... 441
23.2.8 Power-On Reset Circuit Characteristics (Optional).......................................... 442
23.3 Electrical Characteristics (Masked ROM Version)........................................................... 442
23.3.1 Power Supply Voltage and Operating Ranges.................................................. 442
23.3.2 DC Characteristics............................................................................................ 445
23.3.3 AC Characteristics............................................................................................ 452