4.1 Revision History


Doc. Rev.	Date	Comments
D	03/2024	Document: Editorial updates Added new data sheet clarification: SPI: SPI Clock Electrical Characteristics: Power Consumption. The Power Consumption in Power-Down (Max 25°C) reduced from 2.0 μA to 1.0 μA. SPI - Timing Characteristics Programming Time
C	06/2023	Document: Editorial updates Silicon Errata Issues added: Device: Write Operation Lost if Consecutive Writes to Specific Address Spaces NVMCTRL: Wrong Reset Value of NVMCTRL.CTRLA Register Silicon Errata Issues updated: Device: Writing the OSCLOCK Fuse in FUSE.OSCCFG to ‘1’ Prevents Automatic Loading of Calibration Values RTC: Any Write to the RTC.CTRLA Register Resets the RTC and PIT Prescaler Counter Added new data sheet clarification: Electrical Characteristics: I/O Pin Characteristics
B	04/2021	Added silicon revision C Added new errata: ADC: Pending Event Stuck When Disabling the ADC CCL: The CCL Must be Disabled to Change the Configuration of a Single LUT TCA: Restart Will Reset Counter Direction in NORMAL and FRQ Mode TCB: CCMP and CNT Registers Act as 16-Bit Registers in 8-Bit PWM Mode TCD: Asynchronous Input Events Not Working When TCD Counter Prescaler is Used Halting TCD and Waiting for SW Restart Does Not Work if Compare Value A is ‘`0`’ or Dual Slope Mode is Used Updated RTC erratum: Any Write to the RTC.CTRLA Register Resets the RTC and PIT Prescaler Counter Removed Device erratum: The Temperature Sensor is Not Calibrated on Parts with Date Code 727, 728 and 1728 (Year 2017, Week 27/28) Added new data sheet clarification: SLPCTRL: Sleep Mode Activity Overview USART: TXDATA Buffer ADC: VREFA Package Drawings: Package Marking Information
A	05/2020	Initial document release

ATtiny212/214/412/414 Automotive

4.1 Revision History