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| PartNumber | ATTINY461-15MAZ | ATTINY461-15SZ | ATTINY461-15XD |
| Description | 8-bit Microcontrollers - MCU 4KB FLASH 5.5V 8-Bit | 8-bit Microcontrollers - MCU 8-bit 4KB Flash 15MHz Auto | 8-bit Microcontrollers - MCU 4KB Flash Auto 150-degrees C |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | N | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | QFN-20 | SOIC-20 | - |
| Series | ATtinyx61 | ATtinyx61 | ATtinyx61 |
| Core | AVR | AVR | AVR |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 16 MHz | 16 MHz | - |
| Program Memory Size | 4 kB | 4 kB | 4 kB |
| Data RAM Size | 256 B | 256 B | 256 B |
| Number of I/Os | 16 I/O | 16 I/O | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 125 C | + 125 C | + 85 C |
| Packaging | Reel | Reel | Reel |
| Height | 0.75 mm (Max) | 2.35 mm | - |
| Length | 4 mm | 13 mm | - |
| Product | MCU | MCU | MCU |
| Program Memory Type | Flash | Flash | Flash |
| Width | 4 mm | 7.6 mm | - |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Data RAM Type | SRAM | SRAM | SRAM |
| Data ROM Size | 256 B | 256 B | 256 B |
| Data ROM Type | EEPROM | EEPROM | EEPROM |
| Interface Type | SPI | SPI | - |
| Number of Timers/Counters | 2 Timer | 8 x 16 bit | - |
| Processor Series | tinyAVR | tinyAVR | tinyAVR |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 6000 | 1500 | 4000 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 2.7 V | 2.7 V | - |
| Tradename | AVR | AVR | AVR |
| Unit Weight | 0.002173 oz | 0.028254 oz | - |
| ADC Resolution | - | 10 bit | - |
| Operating Supply Voltage | - | 2.7 V to 5.5 V | - |
| Moisture Sensitive | - | Yes | - |
| Number of ADC Channels | - | 11 Channel | - |
| Watchdog Timers | - | Watchdog Timer | - |
| Shipping Restrictions | - | - |