| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AT89C51RC-24JU | ATMEL CORP | 8051 | 8-Bit | 24MHz | SPI, UART/USART | 32 | 32KB (32K x 8) | FLASH | - | 512 x 8 | 4 V ~ 5.5 V | - | Internal | -40°C ~ 85°C | 44-LCC (J-Lead) | |
| AT89C51RC-24AU | ATMEL CORP | 8051 | 8-Bit | 24MHz | SPI, UART/USART | 32 | 32KB (32K x 8) | FLASH | - | 512 x 8 | 4 V ~ 5.5 V | - | Internal | -40°C ~ 85°C | 44-TQFP | |
| AT89C5131A-S3SUL | ATMEL CORP | 80C51 | 8-Bit | 48MHz | I²C, SPI, UART/USART, USB | 34 | 32KB (32K x 8) | FLASH | 4K x 8 | 1.25K x 8 | 3 V ~ 3.6 V | - | Internal | -40°C ~ 85°C | 52-LCC (J-Lead) | |
| AT89C5122D-PSTUM | ATMEL CORP | 80C51 | 8-Bit | 48MHz | SmartCard, SPI, UART/USART, USB | 46 | 32KB (32K x 8) | FLASH | - | 768 x 8 | 3 V ~ 5.5 V | - | Internal | -40°C ~ 85°C | 64-QFN | |
| AT91SAM9G10-CU-999 | ATMEL CORP | ARM9 | 16/32-Bit | 266MHz | EBI/EMI, I²C, IrDA, ISI, Memory Card, SPI, SSC, UA | 96 | 32KB (32K x 8) | ROM | - | 48K x 8 | 1.65 V ~ 3.6 V | - | Internal | -40°C ~ 85°C | 217-LFBGA | |
| AT91SAM9261B-CU-999 | ATMEL CORP | ARM9 | 16/32-Bit | 190MHz | EBI/EMI, I²C, Memory Card, SPI, SSC, UART/USART, U | 96 | 32KB (32K x 8) | ROM | - | 192K x 8 | 1.65 V ~ 3.6 V | - | Internal | -40°C ~ 85°C | 217-LFBGA | |
| AT89C5131A-RDTUM | ATMEL CORP | 80C51 | 8-Bit | 48MHz | I²C, SPI, UART/USART, USB | 34 | 32KB (32K x 8) | FLASH | 4K x 8 | 1.25K x 8 | 2.7 V ~ 5.5 V | - | Internal | -40°C ~ 85°C | 64-LQFP | |
| AT89C5131A-S3SUM | ATMEL CORP | 80C51 | 8-Bit | 48MHz | I²C, SPI, UART/USART, USB | 34 | 32KB (32K x 8) | FLASH | 4K x 8 | 1.25K x 8 | 2.7 V ~ 5.5 V | - | Internal | -40°C ~ 85°C | 52-LCC (J-Lead) | |
| AT89C5131A-TISUL | ATMEL CORP | 80C51 | 8-Bit | 48MHz | I²C, SPI, UART/USART, USB | 18 | 32KB (32K x 8) | FLASH | 4K x 8 | 1.25K x 8 | 3 V ~ 3.6 V | - | Internal | -40°C ~ 85°C | 28-SOIC (0.295, 7.50mm Width) | |
| AT91SAM9G10-CU | ATMEL CORP | ARM9 | 16/32-Bit | 266MHz | EBI/EMI, I²C, IrDA, ISI, Memory Card, SPI, SSC, UA | 96 | 32KB (32K x 8) | ROM | - | 48K x 8 | 1.65 V ~ 3.6 V | - | Internal | -40°C ~ 85°C | 217-LFBGA |
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