| Photo | Mfr. Part # | Availability | Quantity | Datasheet | Package/Case | Series | Packaging | Product Status | Programmable | Core Processor | Core Size | Speed | Connectivity | Peripherals | Number of I/O | Program Memory Size | Program Memory Type | EEPROM Size | RAM Size | Voltage - Supply (Vcc/Vdd) | Data Converters | Oscillator Type | Operating Temperature | Grade | Qualification | Mounting Type | Supplier Device Package | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|  | ATUC64L4U-AUTIC MCU 32BIT 64KB FLASH 48TQFP Atmel | 2,640 |  |   Datasheet | 48-TQFP | AVR®32 UC3 L | Bulk | Active | Not Verified | AVR | 32-Bit Single-Core | 50MHz | I2C, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 36 | 64KB (64K x 8) | FLASH | - | 16K x 8 | 1.62V ~ 3.6V | A/D 8x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|   | ATSAM4LS2CA-CFUIC MCU 32BIT 128KB FLSH 100VFBGA Atmel | 520 |  |   Datasheet | 100-VFBGA | SAM4L | Bulk | Active | Not Verified | ARM® Cortex®-M4 | 32-Bit Single-Core | 48MHz | I2C, IrDA, LINbus, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 80 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.68V ~ 3.6V | A/D 15x12b; D/A 1x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|   | ATSAM4LC2CA-CFUIC MCU 32BIT 128KB FLSH 100VFBGA Atmel | 207 |  |   Datasheet | 100-VFBGA | SAM4L | Bulk | Active | Not Verified | ARM® Cortex®-M4 | 32-Bit Single-Core | 48MHz | I2C, IrDA, LINbus, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT | 75 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.68V ~ 3.6V | A/D 15x12b; D/A 1x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|  | ATUC64L4U-AURIC MCU 32BIT 64KB FLASH 48TQFP Atmel | 2,500 |  |   Datasheet | 48-TQFP | AVR®32 UC3 L | Bulk | Active | Not Verified | AVR | 32-Bit Single-Core | 50MHz | I2C, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 36 | 64KB (64K x 8) | FLASH | - | 16K x 8 | 1.62V ~ 3.6V | A/D 8x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|   | ATUC64L4U-ZAURIC MCU 32BIT 64KB FLASH 48QFN Atmel | 353 |  |   Datasheet | 48-VFQFN Exposed Pad | AVR®32 UC3 L | Bulk | Active | Not Verified | AVR | 32-Bit Single-Core | 50MHz | I2C, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 36 | 64KB (64K x 8) | FLASH | - | 16K x 8 | 1.62V ~ 3.6V | A/D 8x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|   | AT89C51IC2-RLRULIC MCU 8BIT 32KB FLASH 44VQFP Atmel | 2,289 |  |   Datasheet | 44-LQFP | 89C | Bulk | Active | Not Verified | 80C51 | 8-Bit | 40MHz | I2C, SPI, UART/USART | POR, PWM, WDT | 34 | 32KB (32K x 8) | FLASH | - | 1.25K x 8 | 2.7V ~ 3.6V | - | External | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|   | ATMEGA644P-20AQIC MCU 8BIT 64KB FLASH 44TQFP Atmel | 499 |  |   Datasheet | 44-TQFP | AVR® ATmega | Bulk | Active | Not Verified | AVR | 8-Bit | 20MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 32 | 64KB (32K x 16) | FLASH | 2K x 8 | 4K x 8 | 2.7V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
|   | ATUC64L4U-D3HRIC MCU 32BIT 64KB FLASH 48TLLGA Atmel | 2,154 |  |   Datasheet | 48-UFLGA Exposed Pad | AVR®32 UC3 L | Bulk | Active | Not Verified | AVR | 32-Bit Single-Core | 50MHz | I2C, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 36 | 64KB (64K x 8) | FLASH | - | 16K x 8 | 1.62V ~ 3.6V | A/D 8x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|   | ATMEGA644V-10PUIC MCU 8BIT 64KB FLASH 40DIP Atmel | 304 |  |   Datasheet | 40-DIP (0.600", 15.24mm) | AVR® ATmega | Bulk | Active | Not Verified | AVR | 8-Bit | 10MHz | I2C, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 32 | 64KB (32K x 16) | FLASH | 2K x 8 | 4K x 8 | 1.8V ~ 5.5V | A/D 8x10b | Internal | -40°C ~ 85°C (TA) | - | - | Through Hole | |
|  | AT32UC3B1128-AUTIC MCU 32BIT 128KB FLASH 48TQFP Atmel | 48,238 |  |   Datasheet | 48-TQFP | AVR®32 UC3 B | Bulk | Active | Not Verified | AVR | 32-Bit Single-Core | 60MHz | I2C, IrDA, SPI, SSC, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 28 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.65V ~ 3.6V | A/D 6x10b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount |