Datasheet

Rev. 2.00 Sep. 23, 2005 Page xvii of xxx
Section 18 A/D Converter..................................................................................345
18.1 Features.............................................................................................................................. 345
18.2 Input/Output Pins...............................................................................................................347
18.3 Register Descriptions.........................................................................................................348
18.3.1 A/D Data Registers A to D (ADDRA to ADDRD) .............................................. 348
18.3.2 A/D Control/Status Register (ADCSR) ................................................................ 349
18.3.3 A/D Control Register (ADCR) ............................................................................. 350
18.4 Operation ........................................................................................................................... 351
18.4.1 Single Mode.......................................................................................................... 351
18.4.2 Scan Mode ............................................................................................................ 351
18.4.3 Input Sampling and A/D Conversion Time .......................................................... 352
18.4.4 External Trigger Input Timing.............................................................................. 353
18.5 A/D Conversion Accuracy Definitions..............................................................................354
18.6 Usage Notes....................................................................................................................... 356
18.6.1 Permissible Signal Source Impedance.................................................................. 356
18.6.2 Influences on Absolute Accuracy ......................................................................... 356
Section 19 List of Registers...............................................................................357
19.1 Register Addresses (Address Order).................................................................................. 358
19.2 Register Bits....................................................................................................................... 364
19.3 Registers States in Each Operating Mode.......................................................................... 369
Section 20 Electrical Characteristics .................................................................373
20.1 Absolute Maximum Ratings .............................................................................................. 373
20.2 Electrical Characteristics (F-ZTAT™ Version)................................................................. 373
20.2.1 Power Supply Voltage and Operating Ranges...................................................... 373
20.2.2 DC Characteristics................................................................................................ 375
20.2.3 AC Characteristics................................................................................................ 381
20.2.4 A/D Converter Characteristics.............................................................................. 385
20.2.5 Watchdog Timer Characteristics........................................................................... 386
20.2.6 Flash Memory Characteristics .............................................................................. 387
20.3 Electrical Characteristics (Mask-ROM Version) ............................................................... 389
20.3.1 Power Supply Voltage and Operating Ranges...................................................... 389
20.3.2 DC Characteristics................................................................................................ 391
20.3.3 AC Characteristics................................................................................................ 397
20.3.4 A/D Converter Characteristics.............................................................................. 401
20.3.5 Watchdog Timer Characteristics........................................................................... 402
20.4 Operation Timing............................................................................................................... 403
20.5 Output Load Condition ...................................................................................................... 406