41.2.2 ATtiny1617/3217 - DS40001999

Obsolete Publication DS40001999C - 07/2019


Section	Changes
Document	Editorial updates.
Device	Introduction: Added a note for automotive data sheets Changed text to align with all tinyAVR® 0- and 1-series data sheets Retention endurance numbers updated Data Sheet Clarification Document chapter added Ordering Information moved I/O Multiplexing and Considerations updated
Configuration and User Fuses	CRCAPPDIS and CRCBOOTDIS replaced by CRCSRC Clarified text and added a note for 16k devices in TOUTDIS bit RSTPINCFG: Time-out after a system reset when fused to be GPIO explained
PORTMUX	Updated with missing information
BOD - Brown-out Detector	Removed levels not characterized by minimum and maximum values Added a note for typical values and reference to electrical characteristics
VREF - Voltage Reference	Missing CTRLC and CTRLD registers added
TCA	Added a note for alternative WOn pins
USART	Clarified One-Wire mode Clarified text about Disabling the Transmitter
SPI	Clarified functionality for SPI SS pin
CRCSCAN	Removed unsupported BACKGROUND and CONTINUOUS scan functionality
CCL	Removed reference to interrupts
UPDI	GPIO functionality disabled for a period after a system reset, changed from ms to clock cycles
Electrical Characteristics	Added a note for Chip Erase in General Operating Ratings
Errata	Errata moved to separate document
Ordering Information	Updated with product page links and ordering codes
Product Identification System	Updated with Tube and Tray packing media
Package Drawings	Updated package drawings to Microchip standard


Section	Changes
ATtiny3217 Errata	These errata were actually removed from ATtiny3217 die revision C: ADC: Pending event stuck when disabling ADC All for CCL, RTC, and USART


Section	Changes
Document	Initial Release

Note:

The ATtiny1617 device was previously described in Microchip document 40001893 rev. C (common data sheet for ATtiny1617/1616/1614 devices).

With the introduction of the ATtiny3216 and ATtiny3217 devices, 40001893 rev. C was replaced by three new data sheets: