Microchip ATTINY3226-SU, 16 bit AVR CPU, ATTINY3226 Microcontroller, 20 MHz, 32kB FLASH, 20-Pin SOIC

The Microchip ATTINY3226-SU 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 20-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® CPU
• Single-cycle I/O access
• Two-level interrupt controller with vectored interrupts
• Two-cycle hardware multiplier
• Supply voltage ranges between 1.8V to 5.5V
• 32B of user row in non volatile memory that can keep data during chip-erase and be programmed while the device is locked
• Write/erase endurance
• Flash 10, 000 cycles
• EEPROM 100, 000 cycles
• Data retention: 40 years at 55°C
• Power-on Reset (POR)
• Brown-out Detection (BOD)
• 32.768 kHz Ultra-Low Power (ULP) internal oscillator
• 32.768 kHz external crystal oscillator
• Single-pin Unified Program and Debug Interface (UPDI)
• Three sleep modes
• Idle with all peripherals running and immediate wake-up time
• Standby with configurable operation of selected peripherals
• Power-Down with full data retention
• Host/Client Serial Peripheral Interface (SPI)
• Host/Client Two-Wire Interface (TWI) with dual address match
• Automated Cyclic Redundancy Check (CRC) flash memory scan
• Watchdog 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)