32-bit RISC microcontroller featuring an AVR RISC CPU operating at up to 66MHz. This FLASH-based MCU offers 65536 words of ROM and 65536 bytes of RAM, with 110 I/O lines, a 16-bit external data bus, and a 24-bit address bus. It includes ADC, DAC, and DMA channels, and is housed in a 144-terminal PQFP package (22 x 22 mm, 0.50 mm pitch) with an industrial temperature grade (-40°C to 85°C). Nominal supply voltage is 1.85V, with a range of 1.75V to 1.95V.
Frequency66
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Technical Specifications
Atmel AT32UC3A3256S-ALUR technical specifications.
General
| Max Operating Temperature | 85 |
| Number of Terminals | 144 |
| Min Operating Temperature | -40 |
| Terminal Position | QUAD |
| JEDEC Package Code | S-PQFP-G144 |
| Width | 20 |
| Length | 20 |
| Pin Count | 144 |
| Temperature Grade | INDUSTRIAL |
| Supply Voltage-Nom | 1.85 |
| Supply Voltage-Min | 1.75 |
| Supply Voltage-Max | 1.95 |
| Clock Frequency-Max | 50 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Number of I/O Lines | 110 |
| External Data Bus Width | 16 |
| Address Bus Width | 24 |
| Bit Size | 32 |
| Speed | 66 |
| ROM Programmability | FLASH |
| ROM (words) | 65536 |
| RAM (bytes) | 65536 |
| PWM Channels | NO |
| Has ADC | YES |
| DMA Channels | YES |
| DAC Channels | YES |
Compliance
| RoHS | Yes |
| Eccn Code | 5A992.C |
| HTS Code | 8542.31.00.01 |
| REACH | Compliant |
| Military Spec | False |
Datasheet
Atmel AT32UC3A3256S-ALUR Datasheet
Download the complete datasheet for Atmel AT32UC3A3256S-ALUR to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.