AT32UC3B1256-Z1UR Atmel, AT32UC3B1256-Z1UR Datasheet - Page 673

• Manufacturer Part Number: AT32UC3B1256-Z1UR
• Description: MCU AVR32 256K FLASH 48-QFN
• Manufacturer: Atmel
• Series: AVR®32 UC3r

Specifications of AT32UC3B1256-Z1UR

• Package / Case: 48-QFN Exposed Pad
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Operating Temperature: -40°C ~ 85°C
• Speed: 60MHz
• Number Of I /o: 28
• Core Processor: AVR
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Program Memory Size: 256KB (256K x 8)
• Data Converters: A/D 6x10b
• Oscillator Type: Internal
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Connectivity: I²C, IrDA, SPI, SSC, UART/USART, USB
• Core Size: 32-Bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Table of Contents
32059J–12/2010
1
2
3
4
5
6
7
8
9
Description ............................................................................................... 3
Overview ................................................................................................... 4
Configuration Summary .......................................................................... 5
Package and Pinout ................................................................................. 6
Signals Description ............................................................................... 10
Processor and Architecture .................................................................. 17
Memories ................................................................................................ 31
Boot Sequence ....................................................................................... 34
Power Manager (PM) .............................................................................. 35
2.1Blockdiagram .............................................................................................................4
4.1Package ....................................................................................................................6
4.2Peripheral Multiplexing on I/O lines ...........................................................................7
4.3High Drive Current GPIO .........................................................................................10
5.1JTAG pins ................................................................................................................13
5.2RESET_N pin ..........................................................................................................14
5.3TWI pins ..................................................................................................................14
5.4GPIO pins ................................................................................................................14
5.5High drive pins .........................................................................................................14
5.6Power Considerations .............................................................................................14
6.1Features ..................................................................................................................17
6.2AVR32 Architecture .................................................................................................17
6.3The AVR32UC CPU ................................................................................................18
6.4Programming Model ................................................................................................22
6.5Exceptions and Interrupts ........................................................................................26
6.6Module Configuration ..............................................................................................30
7.1Embedded Memories ..............................................................................................31
7.2Physical Memory Map .............................................................................................31
7.3Peripheral Address Map ..........................................................................................32
7.4CPU Local Bus Mapping .........................................................................................33
8.1Starting of clocks .....................................................................................................34
8.2Fetching of initial instructions ..................................................................................34
9.1Features ..................................................................................................................35
AT32UC3B
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