| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AT89S52-24PU | ATMEL CORP | 8051 | 8-Bit | 24MHz | UART/USART | 32 | 8KB (8K x 8) | FLASH | - | 256 x 8 | 4 V ~ 5.5 V | - | Internal | -40°C ~ 85°C | 40-DIP (0.600, 15.24mm) | |
| AT90CAN128-15MZ | ATMEL CORP | AVR | 8-Bit | 16MHz | CAN, I²C, SPI, UART/USART | 53 | 128KB (128K x 8) | FLASH | 4K x 8 | 4K x 8 | 2.7 V ~ 5.5 V | A/D 8x10b | Internal | -40°C ~ 125°C | 64-VFQFN Exposed Pad | |
| ATTINY45-20XU | ATMEL CORP | AVR | 8-Bit | 20MHz | USI | 6 | 4KB (2K x 16) | FLASH | 256 x 8 | 256 x 8 | 2.7 V ~ 5.5 V | A/D 4x10b | Internal | -40°C ~ 85°C | 8-TSSOP (0.173, 4.40mm Width) | |
| ATTINY2313A-PU | ATMEL CORP | AVR | 8-Bit | 20MHz | I²C, SPI, UART/USART | 18 | 2KB (1K x 16) | FLASH | 128 x 8 | 128 x 8 | 1.8 V ~ 5.5 V | - | Internal | -40°C ~ 85°C | 20-DIP (0.300, 7.62mm) | |
| AT89S2051-24SU | ATMEL CORP | 8051 | 8-Bit | 24MHz | UART/USART | 15 | 2KB (2K x 8) | FLASH | - | 256 x 8 | 2.7 V ~ 5.5 V | - | Internal | -40°C ~ 85°C | 20-SOIC (0.295, 7.50mm Width) | |
| ATTINY461-20PU | ATMEL CORP | AVR | 8-Bit | 20MHz | USI | 16 | 4KB (2K x 16) | FLASH | 256 x 8 | 256 x 8 | 2.7 V ~ 5.5 V | A/D 11x10b | Internal | -40°C ~ 85°C | 20-DIP (0.300, 7.62mm) | |
| AT89C51CC03UA-SLSUM | ATMEL CORP | 80C51 | 8-Bit | 40MHz | CAN, UART/USART | 36 | 64KB (64K x 8) | FLASH | 2K x 8 | 2.25K x 8 | 3 V ~ 5.5 V | A/D 8x10b | External | -40°C ~ 85°C | 44-LCC (J-Lead) | |
| ATTINY85-20SH | ATMEL CORP | AVR | 8-Bit | 20MHz | USI | 6 | 8KB (4K x 16) | FLASH | 512 x 8 | 512 x 8 | 2.7 V ~ 5.5 V | A/D 4x10b | Internal | -40°C ~ 85°C | 8-SOIC (0.209, 5.30mm Width) | |
| ATTINY461A-XU | ATMEL CORP | AVR | 8-Bit | 20MHz | USI | 16 | 4KB (2K x 16) | FLASH | 256 x 8 | 256 x 8 | 1.8 V ~ 5.5 V | A/D 11x10b | Internal | -40°C ~ 85°C | 20-TSSOP (0.173, 4.40mm Width) | |
| ATTINY48-PU | ATMEL CORP | AVR | 8-Bit | 12MHz | I²C, SPI | 24 | 4KB (2K x 16) | FLASH | 64 x 8 | 256 x 8 | 1.8 V ~ 5.5 V | A/D 6x10b | Internal | -40°C ~ 85°C | 28-DIP (0.300, 7.62mm) |
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