| PartNumber | ATTINY12L-4PU | ATTINY12L-4PI | ATTINY12L-4SC |
| Description | 8-bit Microcontrollers - MCU AVR 1K FLASH 64B EE 3V 4MHZ | 8-bit Microcontrollers - MCU AVR 1K FLASH 64B EE 3V. 4MHZ | 8-bit Microcontrollers - MCU AVR 1K FLASH 64B EE 3V 4MHZ |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | N | N |
| Mounting Style | Through Hole | Through Hole | SMD/SMT |
| Package / Case | PDIP-8 | PDIP-8 | SOIC-8 |
| Series | ATtiny12 | ATtiny12 | ATtiny12 |
| Core | AVR | AVR | AVR |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 4 MHz | 4 MHz | 4 MHz |
| Program Memory Size | 1 kB | 1 kB | 1 kB |
| Data RAM Size | 64 B | 64 B | 64 B |
| ADC Resolution | No ADC | No ADC | No ADC |
| Number of I/Os | 6 I/O | 12 I/O | 12 I/O |
| Operating Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Minimum Operating Temperature | - 40 C | - 55 C | - 55 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Tube | - | - |
| Height | 3.3 mm | 3.3 mm | 1.7 mm |
| Length | 9.27 mm | 9.27 mm | 5.38 mm |
| Product | MCU | MCU | MCU |
| Program Memory Type | Flash | Flash | Flash |
| Width | 6.35 mm | 6.35 mm | 5.41 mm |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Data RAM Type | EEPROM | EEPROM | EEPROM |
| Data ROM Size | 64 B | 64 B | 64 B |
| Data ROM Type | EEPROM | EEPROM | EEPROM |
| Interface Type | SPI | SPI | SPI |
| Analog Supply Voltage | - | - | - |
| DAC Resolution | - | - | - |
| I/O Voltage | - | - | - |
| Number of ADC Channels | - | - | - |
| Number of Timers/Counters | 1 x 8 bit | 1 x 8 bit | 1 x 8 bit |
| Processor Series | ATtiny12 | tinyAVR | tinyAVR |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 50 | 50 | 98 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 2.7 V | 2.7 V | 2.7 V |
| Tradename | AVR | AVR | AVR |
| Watchdog Timers | Watchdog Timer | - | - |
| Unit Weight | 0.032805 oz | 0.032805 oz | 0.019048 oz |