8-bit AVR microcontroller featuring 4KB FLASH memory and 256B RAM. Operates at up to 8MHz with an 8-bit data bus width. Includes 16 programmable I/Os, 4 ADC channels, 1 I2C channel, 1 SPI channel, and 2 PWM channels. Surface mountable in a 4x4mm QFN EP package with tin-matte contact plating. Supports a supply voltage range of 2.7V to 5.5V and operates from -40°C to 85°C.
Microchip ATTINY43U-MU technical specifications.
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