Datasheet

39. Datasheet Revision History
Please note that the referring page numbers in this section are referred to this document. The referring
revision in this section are referring to the document revision.
39.1 Revision A – 4/2018
Section Changes
Full data sheet • Change of document style
• Microchip DS40002011A replaces Atmel-42734B
• Added bit numbering in registers where this was missing
13. System Clock and
Clock Options
• Added input to the clock multiplexer from the watchdog oscillator in
Figure 13-1
• Added warning not to use watchdog oscillator (128 kHz internal
oscillator) as both watchdog timer and system oscillator at the same
time
• Corrected capacitance in Table 13-8
39.2 Pre Microchip Revisions
39.2.1 Rev. B – 11/2016
1. Update 6. I/O Multiplexing
2. Errata section updated
– ATmega48A/PA: Removed die revision E to K
• Die revision E to J was not sampled.
• Die revision K was not released to production.
– ATmega88A/PA: Removed die revision G to K
• Die revision G to J was not sampled.
• Die revision K was not released to production.
– ATmega168A/PA: Removed die revision F to K
• Die revision F to J was not sampled.
• Die revision K was not released to production.
39.2.2 Rev. A – 06/2016
Initial document release.
ATmega48PA/88PA/168PA
Datasheet Revision History
© 2018 Microchip Technology Inc.
Datasheet Complete
DS40002011A-page 490