ATTINY3227-MU Family Name, Microchip ATTINY3227-MU AVR CPU Microcontroller, AVR, 20MHz, 32 kB Flash, 24-Pin VQFN

The Microchip ATTINY3227-MU microcontroller of the tinyAVR® 2 family use the AVR® CPU with hardware multiplier, running at 20 MHz, with 32 KB Flash, 3 KB of SRAM and 256B of EEPROM available in a 24-pin package. The family uses the latest technologies from Microchip with a flexible and low-power architecture including an event system, advanced digital peripherals and accurate analog features such as a 12-bit differential ADC with Programmable Gain Amplifier (PGA).
High-performance low-power AVR® CPUSingle-cycle I/O accessTwo-level interrupt controller with vectored interruptsTwo-cycle hardware multiplierSupply voltage ranges between 1.8V to 5.5V32B of user row in non volatile memory that can keep data during chip-erase and be programmed while the device is lockedWrite/erase enduranceFlash 10, 000 cyclesEEPROM 100, 000 cyclesData retention: 40 years at 55°CPower-on Reset (POR)Brown-out Detection (BOD)32.768 kHz Ultra-Low Power (ULP) internal oscillator32.768 kHz external crystal oscillatorSingle-pin Unified Program and Debug Interface (UPDI)Three sleep modesIdle with all peripherals running and immediate wake-up timeStandby with configurable operation of selected peripheralsPower-Down with full data retentionHost/Client Serial Peripheral Interface (SPI)Host/Client Two-Wire Interface (TWI) with dual address matchAutomated Cyclic Redundancy Check (CRC) flash memory scanWatchdog Timer (WDT) with Window Mode, with a separate on-chip oscillator-40°C to 85°C (industrial temperature)-40°C to 125°C (extended temperature)