| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ATTINY40-SU | ATMEL CORP | AVR | 8-Bit | 12MHz | I²C, SPI | 18 | 4KB (2K x 16) | FLASH | - | 256 x 8 | 1.8 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 85°C | 20-SOIC (0.295, 7.50mm Width) | |
| ATTINY40-SUR | ATMEL CORP | AVR | 8-Bit | 12MHz | I²C, SPI | 18 | 4KB (2K x 16) | FLASH | - | 256 x 8 | 1.8 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 85°C | 20-SOIC (0.295, 7.50mm Width) | |
| ATTINY40-XUR | ATMEL CORP | AVR | 8-Bit | 12MHz | I²C, SPI | 18 | 4KB (2K x 16) | FLASH | - | 256 x 8 | 1.8 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 85°C | 20-TSSOP (0.173, 4.40mm Width) | |
| ATTINY40-MMHR | ATMEL CORP | AVR | 8-Bit | 12MHz | I²C, SPI | 18 | 4KB (2K x 16) | FLASH | - | 256 x 8 | 1.8 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 85°C | 20-VFQFN Exposed Pad | |
| ATTINY40-XU | ATMEL CORP | AVR | 8-Bit | 12MHz | I²C, SPI | 18 | 4KB (2K x 16) | FLASH | - | 256 x 8 | 1.8 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 85°C | 20-TSSOP (0.173, 4.40mm Width) | |
| ATTINY40-MMH | ATMEL CORP | AVR | 8-Bit | 12MHz | I²C, SPI | 18 | 4KB (2K x 16) | FLASH | - | 256 x 8 | 1.8 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 85°C | 20-VFQFN Exposed Pad | |
| MC9RS08KB4CFK | FREESCALE SEMICONDUCTOR INC | RS08 | 8-Bit | 20MHz | I²C, SPI | 18 | 4KB (4K x 8) | FLASH | - | 126 x 8 | 1.8 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 85°C | 24-UFQFN Exposed Pad | |
| MC9RS08KB4CWJ | FREESCALE SEMICONDUCTOR INC | RS08 | 8-Bit | 20MHz | I²C, SPI | 18 | 4KB (4K x 8) | FLASH | - | 126 x 8 | 1.8 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 85°C | 20-SOIC (0.295, 7.50mm Width) | |
| MC9RS08KB8CWJ | FREESCALE SEMICONDUCTOR INC | RS08 | 8-Bit | 20MHz | I²C, SPI | 18 | 8KB (8K x 8) | FLASH | - | 254 x 8 | 1.8 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 85°C | 20-SOIC (0.295, 7.50mm Width) | |
| MC9RS08KB12CFK | FREESCALE SEMICONDUCTOR INC | RS08 | 8-Bit | 20MHz | I²C, SPI | 18 | 12KB (12K x 8) | FLASH | - | 254 x 8 | 1.8 V ~ 5.5 V | A/D 12x10b | Internal | -40°C ~ 85°C | 24-UFQFN Exposed Pad |
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