PartNumber | AT32UC3A1128-AUT | AT32UC3A1128-AUR | AT32UC3A1256-AUR |
Description | 32-bit Microcontrollers - MCU 32-bit 128KB Flash | 32-bit Microcontrollers - MCU 128KB, 100LQFP 85deg. Green | 32-bit Microcontrollers - MCU 256KB, 100LQFP 85deg. Green |
Manufacturer | Microchip | Microchip | Microchip |
Product Category | 32-bit Microcontrollers - MCU | 32-bit Microcontrollers - MCU | 32-bit Microcontrollers - MCU |
RoHS | Y | Y | Y |
Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
Package / Case | TQFP-100 | TQFP-100 | TQFP-100 |
Series | AT32UC3A1 | AT32UC3A1 | AT32UC3A1 |
Core | AVR | AVR | AVR |
Data Bus Width | 32 bit | 32 bit | 32 bit |
Maximum Clock Frequency | 66 MHz | 66 MHz | 66 MHz |
Program Memory Size | 128 kB | 128 kB | 256 kB |
Data RAM Size | 32 kB | 32 kB | 64 kB |
ADC Resolution | 10 bit | 10 bit | 10 bit |
Number of I/Os | 69 I/O | 69 I/O | 69 I/O |
Operating Supply Voltage | 1.8 V, 3.3 V | 1.8 V, 3.3 V | 1.8 V, 3.3 V |
Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
Packaging | Tray | Reel | Reel |
Height | 1 mm | 1.05 mm | 1.05 mm |
Length | 14 mm | 14 mm | 14 mm |
Product | MCU | MCU | MCU |
Program Memory Type | Flash | Flash | Flash |
Width | 14 mm | 14 mm | 14 mm |
Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
Interface Type | 2-Wire, RS-485, SPI, USART | 2-Wire, RS-485, SPI, USART | 2-Wire, RS-485, SPI, USART |
Moisture Sensitive | Yes | Yes | Yes |
Number of ADC Channels | 8 Channel | 8 Channel | 8 Channel |
Number of Timers/Counters | 1 x 16 bit | 1 x 16 bit | 1 x 16 bit |
Processor Series | AT32UC3x | AT32UC3x | AT32UC3x |
Product Type | 32-bit Microcontrollers - MCU | 32-bit Microcontrollers - MCU | 32-bit Microcontrollers - MCU |
Factory Pack Quantity | 90 | 1000 | 1000 |
Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
Supply Voltage Max | 1.95 V, 3.6 V | 1.95 V, 3.6 V | 1.95 V, 3.6 V |
Supply Voltage Min | 1.65 V, 3 V | 1.65 V, 3 V | 1.65 V, 3 V |
Tradename | AVR | AVR | AVR |
Watchdog Timers | Watchdog Timer | Watchdog Timer | Watchdog Timer |
Unit Weight | 0.023175 oz | 0.023175 oz | 0.023175 oz |