Datasheet

5
32072SH–AVR32–10/2012
AT32UC3A3
2.2 Configuration Summary
The table below lists all AT32UC3A3/A4 memory and package configurations:
Table 2-1. Configuration Summary
Feature
AT32UC3A3256/128/64 AT32UC3A4256/128/64
Flash 256/128/64 KB
SRAM 64 KB
HSB RAM 64 KB
EBI Full Nand flash only
GPIO 110 70
External Interrupts 8
TWI 2
USART 4
Peripheral DMA Channels 8
Generic DMA Channels 4
SPI 2
MCI slots 2 MMC/SD slots
1 MMC/SD slot
+ 1 SD slot
High Speed USB 1
AES (S option) 1
SSC 1
Audio Bitstream DAC 1
Timer/Counter Channels 6
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/OSC1)
Crystal Oscillator 32 KHz (OSC32K)
RC Oscillator 115 kHz (RCSYS)
10-bit ADC
number of channels
1
8
JTAG 1
Max Frequency 84 MHz
Package LQFP144, TFBGA144 VFBGA100