PartNumber | ATSAM3S2BA-AU | ATSAM3S2BA-MU | ATSAM3S2BA-AUR |
Description | ARM Microcontrollers - MCU MRL A 128K Flash 32K SRAM Ind Temp | ARM Microcontrollers - MCU MRL A 128K Flash 32K SRAM Ind Temp | ARM Microcontrollers - MCU LQFP,Green,IND TEMP,MRL A |
Manufacturer | Microchip | Microchip | Microchip |
Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
RoHS | Y | Y | N |
Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
Package / Case | QFP-64 | QFN-64 | QFP-64 |
Series | SAM3S | SAM3S | SAM3S |
Core | ARM Cortex M3 | ARM Cortex M3 | ARM Cortex M3 |
Data Bus Width | 32 bit | 32 bit | 32 bit |
Maximum Clock Frequency | 64 MHz | 64 MHz | 64 MHz |
Program Memory Size | 128 kB | 128 kB | 128 kB |
Data RAM Size | 32 kB | 32 kB | - |
ADC Resolution | 12 bit | 12 bit | 12 bit |
Number of I/Os | 47 I/O | 47 I/O | 79 I/O |
Operating Supply Voltage | 1.8 V | 1.8 V | 1.62 V to 3.6 V |
Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
Packaging | Tray | Tray | Reel |
Program Memory Type | Flash | Flash | Flash |
Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
Data ROM Size | 16 kB | 16 kB | - |
Interface Type | 2-Wire, RS-485, SPI, UART | 2-Wire, RS-485, SPI, UART | I2S, SPI, UART, USART, USB |
Analog Supply Voltage | 3.3 V | 3.3 V | 3.3 V |
I/O Voltage | 3.3 V | 3.3 V | 3.3 V |
Moisture Sensitive | Yes | Yes | - |
Number of ADC Channels | 10 | 10 | 16 Channel |
Number of Timers/Counters | 6 Timer | 6 Timer | 6 Timer |
Processor Series | AT91SAM3S | AT91SAM3S | SAM3S |
Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
Factory Pack Quantity | 160 | 260 | 1500 |
Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
Supply Voltage Max | 1.9 V | 1.9 V | 3.6 V |
Supply Voltage Min | 1.62 V | 1.62 V | 1.62 V |
Unit Weight | 0.062237 oz | 0.007277 oz | - |
Product | - | - | MCU |
Data RAM Type | - | - | SRAM |
DAC Resolution | - | - | 12 bit |
Watchdog Timers | - | - | Watchdog Timer |