Datasheet

107
9166DS–AVR-01/12
AT32UC3C
Table of Contents
1 Description ............................................................................................... 3
1.1 Disclaimer ..........................................................................................................4
1.2 Automotive Quality Grade .................................................................................4
2 Overview ................................................................................................... 5
2.1 Block diagram ....................................................................................................5
2.2 Configuration Summary .....................................................................................6
3 Package and Pinout ................................................................................. 8
3.1 Package .............................................................................................................8
3.2 Peripheral Multiplexing on I/O lines .................................................................11
3.3 Signals Description ..........................................................................................18
3.4 I/O Line Considerations ...................................................................................24
4 Processor and Architecture .................................................................. 25
4.1 Features ..........................................................................................................25
4.2 AVR32 Architecture .........................................................................................25
4.3 The AVR32UC CPU ........................................................................................26
4.4 Programming Model ........................................................................................30
4.5 Exceptions and Interrupts ................................................................................34
5 Memories ................................................................................................ 39
5.1 Embedded Memories ......................................................................................39
5.2 Physical Memory Map .....................................................................................40
5.3 Peripheral Address Map ..................................................................................40
5.4 CPU Local Bus Mapping .................................................................................43
6 Supply and Startup Considerations ..................................................... 45
6.1 Supply Considerations .....................................................................................45
6.2 Startup Considerations ....................................................................................48
7 Electrical Characteristics ...................................................................... 49
7.1 Absolute Maximum Ratings* ...........................................................................49
7.2 Supply Characteristics .....................................................................................49
7.3 Maximum Clock Frequencies ..........................................................................50
7.4 Power Consumption ........................................................................................50
7.5 I/O Pin Characteristics .....................................................................................54
7.6 Oscillator Characteristics .................................................................................56