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Product Change Notification - SYST-04FQTS945   (Convert To PDF)

05 Jul 2019
Product Category:
8-bit Microcontrollers
Affected CPNs:
Notification subject:
ERRATA - megaAVR 0-series Silicon Errata and Data Sheet Clarifications
Notification text:
Microchip has released a new DeviceDoc for the megaAVR 0-series Silicon Errata and Data Sheet Clarifications of devices. If you are using one of these devices please read the document located at megaAVR 0-series Silicon Errata and Data Sheet Clarifications.

Notification Status: Final

Description of Change:

1.     Document:

a.     Adding variants with 16 KB and 8 KB Flash

b.     Adding 40-pin variant of ATmega4809

c.     Changing document title

d.     Adding section 3. Data Sheet Clarifications

2.     New Errata:

a.     PORTMUX: 2.2.1 SPI SS Pin is Connected to Pin Even if SPI is Configured to Have No Port Connection

b.     TCB: 2.6.2 Minimum Event Duration Must Exceed Selected Clock Period

c.     USART: 2.7.1 TXD Pin Override Not Released When Disabling the Transmitter

3.     Erratum for TCA removed: Issuing a restart will clear the direction bit - the data sheet is describing this correctly.

Impacts to Data Sheet: None

Reason for Change: To Improve Productivity

Change Implementation Status: Complete

Date Document Changes Effective: 05 Jul 2019

NOTE: Please be advised that this is a change to the document only the product has not been changed.

Markings to Distinguish Revised from Unrevised Devices: N/A

Please contact your local Microchip sales office with questions or concerns regarding this notification.

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