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ATtiny_x26.md

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ATtiny 426/826/1626/3226

x26 Pin Mapping

Specifications ATtiny426 ATtiny826 ATtiny1626 ATtiny3226
Flash (program memory) 4096 bytes 8192 bytes 16384 bytes 32768 bytes
Flash w/Optiboot 3584 bytes 7680 bytes 15872 bytes 32256 bytes
RAM 512 bytes 1024 bytes 2048 bytes 3072 bytes
EEPROM 128 bytes 128 bytes 256 bytes 256 bytes
Bootloader Optiboot (optional, not recommended) Optiboot (optional) Optiboot (optional) Optiboot (optional)
GPIO Pins 18 (17 usable) 18 (17 usable) 18 (17 usable) 18 (17 usable)
ADC Channels 12 (11 usable) 12 (11 usable) 12 (11 usable) 12 (11 usable)
DAC Yes Yes Yes Yes
PWM Channels 8 8 8 8
Timer Type B 2 2 2 2
Timer Type D No No No No
Interfaces UART (2), SPI, I2C UART (2), SPI, I2C UART (2), SPI, I2C UART (2), SPI, I2C
Clock options Internal 20/16/10/8/5/4/1 MHz Internal 20/16/10/8/5/4/1 MHz Internal 20/16/10/8/5/4/1 MHz Internal 20/16/10/8/5/4/1 MHz

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TBD

Datasheets and Errata

See Datasheet Listing