1. Silicon Issue Summary
Legend
- Erratum is not applicable.
X Erratum is applicable.
* This silicon revision was never released to production.
Peripheral Short Description Valid for Silicon Revision
Rev. A Rev. B
AC
2.2.1 Coupling Through AC Pins X X
2.2.2 AC Interrupt Flag Not Set Unless Interrupt is Enabled X X
2.2.3 False Triggers May Occur Under Certain Conditions X X
2.2.4 False Triggering When Sweeping Negative Input of the AC When
the Low Power Mode is Disabled
X X
ADC
2.3.1 ADC Functionality Cannot be Ensured with CLKADC Above 1.5
MHz and a Setting of 25% Duty Cycle
X X
2.3.2 Pending Event Stuck When Disabling the ADC X X
2.3.3 ADC Interrupt Flags Cleared When Reading RESH X X
2.3.4 Changing ADC Control Bits During Free-Running Mode not Working X X
2.3.5 One Extra Measurement Performed After Disabling ADC Free-
Running Mode
X X
2.3.6 ADC Wake-Up with WCOMP X X
CCL
2.4.1 Connecting LUTs in Linked Mode Require OUTEN Set to ‘1’ X X
2.4.2 D-latch is Not Functional X X
RTC
2.5.1 Any Write to the RTC.CTRLA Register Resets the RTC and PIT
Prescaler
X X
2.5.2 Disabling the RTC Stops the PIT X X
TCB
2.6.1 Minimum Event Duration Must Exceed the Selected Clock Period X X
2.6.2 The TCB Interrupt Flag is Cleared When Reading CCMPH X X
2.6.3 TCB Input Capture Frequency and Pulse-Width Measurement Mode
Not Working with Prescaled Clock
X X
2.6.4 The TCA Restart Command Does Not Force a Restart of TCB X X
TCD
2.7.1 TCD Auto-Update Not Working X X
2.7.2 TCD Event Output Lines May Give False Events X X
TWI
2.8.1 TIMEOUT Bits in the TWI.MCTRLB Register are Not Accessible X X
2.8.2 TWI Smart Mode Gives Extra Clock Pulse X X
2.8.3 TWI Master Mode Wrongly Detects the Start Bit as a Stop Bit X X
2.8.4 The TWI Master Enable Quick Command is Not Accessible X X
ATtiny416/417/814/816/817 Automotiv...
Silicon Issue Summary
© 2019 Microchip Technology Inc.
Errata
DS40002122B-page 2