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| PartNumber | ATTINY2313A-MMHR | ATTINY2313A-MMH | ATTINY2313A-20PU |
| Description | 8-bit Microcontrollers - MCU 2K FL 128B EE SRAM 1 UART 20MHz Ind | 8-bit Microcontrollers - MCU AVR 2K FLSH 128B EE 128B SRAM 1UART20MHz | |
| Manufacturer | Microchip | Microchip | - |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | VQFN-20 | VQFN-20 | - |
| Series | ATtiny2313 | ATtiny2313 | - |
| Core | AVR | AVR | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Maximum Clock Frequency | 20 MHz | 20 MHz | - |
| Program Memory Size | 2 kB | 2 kB | - |
| Data RAM Size | 128 B | 128 B | - |
| Number of I/Os | 18 I/O | 18 I/O | - |
| Operating Supply Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Reel | Tray | - |
| Product | MCU | MCU | - |
| Program Memory Type | Flash | Flash | - |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | - |
| Data RAM Type | SRAM | SRAM | - |
| Data ROM Size | 128 B | 128 B | - |
| Data ROM Type | EEPROM | EEPROM | - |
| Interface Type | I2C, SPI, USART, USI | I2C, SPI, USART, USI | - |
| Analog Supply Voltage | 1.8 V to 5.5 V | - | - |
| Number of Timers/Counters | 1 x 16 bit/1 x 8 bit | 2 Timer | - |
| Processor Series | tinyAVR | tinyAVR | - |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | - |
| Factory Pack Quantity | 6000 | 490 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 1.8 V | 1.8 V | - |
| Tradename | AVR | AVR | - |
| Watchdog Timers | Watchdog Timer | Watchdog Timer | - |
| ADC Resolution | - | No ADC | - |
| DAC Resolution | - | - | - |
| I/O Voltage | - | 1.8 V to 5.5 V | - |
| Number of ADC Channels | - | - | - |
| Unit Weight | - | 0.002469 oz | - |