4.1 Revision History


Doc Rev.	Date	Comments
D	04/2024	Document: Editorial updates Added new data sheet clarifications: SPI: 3.4.1 SPI Clock Electrical Characteristics: 3.5.1 Power Consumption. The Power Consumption in Power-Down (Max 25°C) reduced from 2 µA to 1.0 µA. 3.5.3 SPI - Timing Characteristics 3.5.4 Programming Time
C	08/2023	Document: Editorial updates Silicon Errata Issues added: Device: 2.2.2 Write Operation Lost if Consecutive Writes to Specific Address Spaces NVMCTRL: 2.5.1 Wrong Reset Value of NVMCTRL.CTRLA Register Silicon Errata Issues updated: Device: 2.2.1 Writing the OSCLOCK Fuse in FUSE.OSCCFG to ‘1’ Prevents Automatic Loading of Calibration Values RTC: 2.7.1 Any Write to the RTC.CTRLA Register Resets the RTC and PIT Prescaler Counter Added new data sheet clarification: Electrical Characteristics: 3.5.2 I/O Pin Characteristics
B	04/2021	Added silicon revision C Added new errata: Device: 2.2.1 Writing the OSCLOCK Fuse in FUSE.OSCCFG to ‘1’ Prevents Automatic Loading of Calibration Values ADC: 2.3.3 Pending Event Stuck When Disabling the ADC CCL: 2.4.3 The CCL Must be Disabled to Change the Configuration of a Single LUT TCA: 2.8.1 Restart Will Reset Counter Direction in NORMAL and FRQ Mode TCB: 2.9.3 CCMP and CNT Registers Act as 16-Bit Registers in 8-Bit PWM Mode USART: 2.10.3 Full Range Duty Cycle Not Supported When Validating LIN Sync Field 2.10.4 Open-Drain Mode Does Not Work When TXD is Configured as Output Updated RTC erratum: 2.7.1 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: Memories: 3.1.1 Fuses - Factory Default Values SLPCTRL: 3.2.1 Sleep Mode Activity Overview USART: 3.3.1 TXDATA Buffer Package Drawings: 3.6.1 Package Marking Information
A	12/2019	Initial document release