参数 |
数值 |
SD / eMMC |
2 |
picoPower |
No |
I/O Supply Class |
3.0 to 3.6 |
Flash (Kbytes) |
128 Kbytes |
DAC Channels |
0 |
NAND Interface |
Yes |
Temp. Sensor |
No |
External Bus Interface |
0 |
Resistive Touch Screen |
No |
DAC Resolution (bits) |
0 |
SPI |
6 |
Self Program Memory |
YES |
Timers |
6 |
ADC Resolution (bits) |
10 |
DRAM Memory |
No |
USB Interface |
Device + OTG |
SRAM (Kbytes) |
128 |
USB Transceiver |
1 |
Input Capture Channels |
6 |
Hardware QTouch Acquisition |
No |
Graphic LCD |
No |
32kHz RTC |
Yes |
USB Speed |
Hi-Speed |
EEPROM (Bytes) |
0 |
MPU / MMU |
Yes / No |
FPU |
No |
UART |
4 |
Crypto Engine |
No |
CPU |
32-bit AVR |
Output Compare channels |
6 |
Pin Count |
100 |
Operating Voltage (Vcc) |
3.0 to 3.6 |
Temp. Range (deg C) |
-40 to 85 |
PWM Channels |
0 |
Camera Interface |
No |
Max. Operating Frequency |
66 MHz |
Video Decoder |
No |
ADC channels |
8 |
TWI (I2C) |
2 |
Calibrated RC Oscillator |
Yes |
32-bit AVR microcontroller designed for exceptionally high data throughput with Hi-Speed USB OTG, SD/SDIO card and Multi-Level-Cell (MLC) NAND flash with ECC interfaces. Designed with the multi-layered 32-bit AVR databus, 128KB on-chip SRAM with triple high speed interfaces,and multi-channel Peripheral and memory to memory DMA controller, the AT32UC3A4128 offers outstanding data throughput.
The device also features a Built-in Hi-Fi stereo Audio DAC, and a fullduplex multi-channel I2S audio interface.
256KB version: AT32UC4A4256
64KB version: AT32UC3A464
144-pin version: AT32UC3A3128
Crypto version: AT32UC3A4128S
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