Microchip ATTINY417 Manual

Microchip Ikke kategoriseret ATTINY417

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ATtiny417/814/816/817

ATtiny417/814/816/817 Silicon Errata and Data Sheet

Clarification

The ATtiny417/814/816/817 devices you have received conform functionally to the current device data sheet

(www.microchip.com/DS40002288), except for the anomalies described in this document. The errata described in this

document will likely be addressed in future revisions of the ATtiny417/814/816/817 devices.

Notes:

• This document summarizes all the silicon errata issues from all revisions of silicon, previous as well as current

• Refer to the Device/Revision ID section in the current device data sheet (www.microchip.com/DS40002288) for

more detailed information on Device Identification and Revision IDs for your specific device, or contact your local

Microchip sales office for assistance

1. Silicon Issue Summary

Legend

-Erratum is not applicable.

XErratum is applicable.

Peripheral Short Description Valid for Silicon

Revision

Rev. B(1)

Device 2.2.1 Writing the OSCLOCK Fuse in FUSE.OSCCFG to ‘1’ Prevents Automatic

Loading of Calibration Values X

2.3.1 Coupling Through AC Pins X

2.3.2 AC Interrupt Flag Not Set Unless Interrupt is Enabled X

2.3.3 False Triggers May Occur Under Certain Conditions X

2.3.4 False Triggering When Sweeping Negative Input of the AC When the Low-

Power Mode is Disabled X

ADC

2.4.1 One Extra Measurement Performed After Disabling ADC Free-Running

Mode X

2.4.2 Changing ADC Control Bits During Free-Running Mode not Working X

2.4.3 ADC Wake-Up with WCMP X

2.4.4 ADC Functionality Cannot be Ensured with CLKADC Above 1.5 MHz and a

Setting of 25% Duty Cycle X

2.4.5 ADC Performance Degrades with CLKADC Above 1.5 MHz and VDD <

2.7V X

2.4.6 Pending Event Stuck When Disabling the ADC X

2.4.7 ADC Interrupt Flags Cleared When Reading RESH X

CCL

2.5.1 Connecting LUTs in Linked Mode Requires OUTEN Set to ‘1’ X

2.5.2 D-latch is Not Functional X

2.5.3 The CCL Must be Disabled to Change the Configuration of a Single LUT X

RTC 2.6.1 Any Write to the RTC.CTRLA Register Resets the RTC and PIT Prescaler X

2.6.2 Disabling the RTC Stops the PIT X

TCA X2.7.1 Restart Will Reset Counter Direction in NORMAL and FRQ Mode

TCB

2.8.1 Minimum Event Duration Must Exceed the Selected Clock Period X

2.8.2 The TCB Interrupt Flag is Cleared When Reading CCMPH X

2.8.3 TCB Input Capture Frequency and Pulse-Width Measurement Mode Not

Working with Prescaled Clock X

2.8.4 The TCA Restart Command Does Not Force a Restart of TCB X

2.8.5 CCMP and CNT Registers Operate as 16-Bit Registers in 8-Bit PWM Mode X

ATtiny417/814/816/817

Silicon Issue Summary

Produkt Specifikationer

Mærke:	Microchip
Kategori:	Ikke kategoriseret
Model:	ATTINY417

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