Datasheet

5
32059L–AVR32–01/2012
AT32UC3B
3. Configuration Summary
The table below lists all AT32UC3B memory and package configurations:
Table 3-1. Configuration Summary
Feature
AT32UC3B0512 AT32UC3B0256/128/64 AT32UC3B1512 AT32UC3B1256/128/64
Flash 512 KB 256/128/64 KB 512 KB 256/128/64 KB
SRAM 96KB 32/32/16KB 96KB 32/16/16KB
GPIO 44 28
External Interrupts 8 6
TWI 1
USART 3
Peripheral DMA Channels 7
SPI 1
Full Speed USB Mini-Host + Device Device
SSC 1 0
Audio Bitstream DAC 1 0 1 0
Timer/Counter Channels 3
PWM Channels 7
Watchdog Timer 1
Real-Time Clock Timer 1
Power Manager 1
Oscillators
PLL 80-240 MHz (PLL0/PLL1)
Crystal Oscillators 0.4-20 MHz (OSC0)
Crystal Oscillator 32 KHz (OSC32K)
RC Oscillator 115 kHz (RCSYS)
Crystal Oscillators 0.4-20 MHz (OSC1)
10-bit ADC
number of channels
86
JTAG 1
Max Frequency 60 MHz
Package TQFP64, QFN64 TQFP48, QFN48