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| PartNumber | ATTINY24A-SSFR | ATTINY24A-SSN | ATTINY24A-SSF |
| Description | 8-bit Microcontrollers - MCU 2KB FL 128B EE SRAM USIADC 20MHz Hi+125C | 8-bit Microcontrollers - MCU 2K FLASH 128B EE 128B SRAM USI | 8-bit Microcontrollers - MCU 2KB FL 128B EE SRAM USIADC 20MHz Hi+125C |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOIC-14 | SOIC-14 | SOIC-14 |
| Series | ATtiny24 | ATtiny24 | ATtiny24 |
| Core | AVR | AVR | AVR |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 20 MHz | 20 MHz | 20 MHz |
| Program Memory Size | 2 kB | 2 kB | 2 kB |
| Data RAM Size | 128 B | 128 B | 128 B |
| ADC Resolution | 10 bit | 10 bit | 10 bit |
| Number of I/Os | 12 I/O | 12 I/O | 12 I/O |
| Operating Supply Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 105 C | + 125 C |
| Packaging | Reel | Tube | Tube |
| Height | 1.75 mm | 1.75 mm | 1.75 mm |
| Length | 8.74 mm | 8.74 mm | 8.74 mm |
| Product | MCU | MCU | MCU |
| Program Memory Type | Flash | Flash | Flash |
| Width | 3.99 mm | 3.99 mm | 3.99 mm |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Data RAM Type | SRAM | SRAM | SRAM |
| Data ROM Size | 128 B | 128 B | 128 B |
| Data ROM Type | EEPROM | EEPROM | EEPROM |
| Interface Type | I2C, SPI, USI | SPI, USI | I2C, SPI, USI |
| Analog Supply Voltage | - | - | - |
| DAC Resolution | - | - | - |
| I/O Voltage | 1.8 V to 5.5 V | - | 1.8 V to 5.5 V |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of ADC Channels | 8 Channel | 8 | 8 Channel |
| Number of Timers/Counters | 2 Timer | 2 Timer | 2 Timer |
| Processor Series | tinyAVR | tinyAVR | tinyAVR |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 3000 | 57 | 57 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 1.8 V | 1.8 V | 1.8 V |
| Tradename | AVR | AVR | AVR |
| Watchdog Timers | Watchdog Timer | - | Watchdog Timer |
| Unit Weight | 0.011923 oz | 0.011923 oz | 0.011923 oz |