| Part Numbers | Manufacturer Name | Datasheet | Core Processor | Core Size | Speed | Connectivity | RAM Size | Number of I/O | Program Memory Size | Program Memory Type | EEPROM Size | Voltage - Supply (Vcc/Vdd) | Data Converters | Oscillator Type | Operating Temperature | Package / Case |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ATUC64L3U-Z3UT | ATMEL CORP | AVR | 32-Bit | 50MHz | I²C, SPI, UART/USART, USB | 51 | 64KB (64K x 8) | FLASH | - | 16K x 8 | 1.62 V ~ 3.6 V | A/D 8x12b | Internal | -40°C ~ 85°C | 64-VFQFN Exposed Pad | |
| ATMEGA3290V-8AU | ATMEL CORP | AVR | 8-Bit | 8MHz | SPI, UART/USART, USI | 69 | 32KB (16K x 16) | FLASH | 1K x 8 | 2K x 8 | 1.8 V ~ 5.5 V | A/D 8x10b | Internal | -40°C ~ 85°C | 100-TQFP | |
| T89C5121-ICUIL | ATMEL CORP | 80C51 | 8-Bit | 16MHz | SmartCard, UART/USART | 14 | 16KB (16K x 8) | Flash RAM | 16K x 8 | 256 x 8 | 2.85 V ~ 5.4 V | - | Internal | -40°C ~ 85°C | 24-SSOP (0.209, 5.30mm Width) | |
| AT89C51IC2-RLTIL | ATMEL CORP | 80C51 | 8-Bit | 40MHz | I²C, SPI, UART/USART | 34 | 32KB (32K x 8) | FLASH | - | 1.25K x 8 | 2.7 V ~ 3.6 V | - | External | -40°C ~ 85°C | 44-LQFP | |
| ATMEGA649P-AU | ATMEL CORP | AVR | 8-Bit | 16MHz | SPI, UART/USART, USI | 54 | 64KB (32K x 16) | FLASH | 2K x 8 | 4K x 8 | 1.8 V ~ 5.5 V | A/D 8x10b | Internal | -40°C ~ 85°C | 64-TQFP | |
| AT89C51IC2-RLTUM | ATMEL CORP | 80C51 | 8-Bit | 60MHz | I²C, SPI, UART/USART | 34 | 32KB (32K x 8) | FLASH | - | 1.25K x 8 | 2.7 V ~ 5.5 V | - | External | -40°C ~ 85°C | 44-LQFP | |
| ATSAM4LC4BA-AU | ATMEL CORP | - | 32-Bit | 48MHz | I²C, IrDA, LIN, SPI, UART/USART, USB | 43 | 256KB (256K x 8) | FLASH | - | 32K x 8 | 1.68 V ~ 3.6 V | A/D 7x12b, D/A 1x10b | Internal | -40°C ~ 85°C | 64-TQFP | |
| AT32UC3B0128-Z2UT | ATMEL CORP | AVR | 32-Bit | 60MHz | I²C, IrDA, SPI, SSC, UART/USART, USB | 44 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.65 V ~ 3.6 V | A/D 8x10b | Internal | -40°C ~ 85°C | 64-VFQFN Exposed Pad | |
| AT32UC3B0128AU-A2UT | ATMEL CORP | AVR | 32-Bit | 60MHz | I²C, IrDA, SPI, SSC, UART/USART, USB | 44 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.65 V ~ 3.6 V | A/D 8x10b | Internal | -40°C ~ 85°C | 64-TQFP | |
| ATMEGA645-16MU | ATMEL CORP | AVR | 8-Bit | 16MHz | SPI, UART/USART, USI | 53 | 64KB (32K x 16) | FLASH | 2K x 8 | 4K x 8 | 2.7 V ~ 5.5 V | A/D 8x10b | Internal | -40°C ~ 85°C | 64-VFQFN Exposed Pad |
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