Appendix A: Revision History

Revision B (October 2018)

Updated Revision A section and performed editorial updates.

Revision A (December 2017)

Atmel document number 8159 is now Microchip DS40001974A.
Updated I/O Multiplexing
Updated Analog Comparator Multiplexed Input
Removed SPMCSR reference from the datasheet
Updated 8-bit Timer/Counter2 with PWM and Asynchronous Operation: changed TCNT0 and OCR0 registers to respectively TCNT2 and OCR2 registers
Added Fuse High Byte table in Fuse Bits

Revision 8159F (July 2015)

New workflow used for the publication.

Revision 8159E (February 2013)

Applied the new page layout for data sheets including new logo and last page.
Removed the reference to the debuggers and In-Circuit Emulators.
Added capacitive touch sensing.
Added Electrical Characteristics – TA = -40°C to 105°C.
Added Typical Characteristics – TA = -40°C to 105°C.

Revision 8159D (February 2011)

Updated the data sheet according to the new Brand Style Guide.
Updated Performing Page Erase by SPM by adding an extra note.
Updated Ordering Information to include tape & reel.

Revision 8159C (July 2009)

Updated Errata.

Revision 8159B (May 2009)

Updated System and Reset Characteristics with new BODLEVEL values
Updated ADC Characteristics with new VINT values.
Updated Typical Characteristics – TA = -40°C to 85°C view.
Updated Errata. ATmega8A, rev L.
Created a new Table of Contents.

Revision 8159A (August 2008)

Initial revision (Based on the ATmega8/L data sheet 2486T-AVR-05/08)
Changes done compared to ATmega8/L data sheet 2486T-AVR-05/08:
- All electrical characteristics are moved to Electrical Characteristics – TA = -40°C to 85°C.
- Updated DC Characteristics with new VOL Max (0.9V and 0.6V) and typical value for ICC.
- Added Speed Grades.
- Added a new sub section System and Reset Characteristics.
- Updated System and Reset Characteristics with new VBOT BODLEVEL = 0 (3.6V, 4.0V and 4.2V).
- Register descriptions are moved to sub section at the end of each chapter.
- New graphics in Typical Characteristics – TA = -40°C to 85°C.
- New Ordering Information