Datasheet

493
8011Q–AVR–02/2013
ATmega164P/324P/644P
34. 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.
34.1 Rev. 8011Q- 02/2013
34.2 Rev. 8011O- 07/10
34.3 Rev. 8011N- 10/09
34.4 Rev. 8011M- 08/09
1. There is no INT7:4 interrupt. The reference to INT7:4 has been replaced by PCINT7:4.
2.
Updated ”PCIFR – Pin Change Interrupt Flag Register” on page 69. All references to EIMSK
changed to PCICR.
3.
Updated ”ADCSRA – ADC Control and Status Register A” on page 257. Description for “Bits 2:0
– ADPS2:0: ADC Prescaler Select Bits” updated.
4. Updated Table 24-16 on page 310. t
WD_EEPROM
is 3.6ms instead of 9.0ms.
5. Added ”Electrical Characteristics – TA = -40°C to 105°C” on page 338.
6. Added ”Typical Characteristics – TA = -40°C to 105°C” on page 416.
7. Updated ”Ordering Information” on page 486.
1.
Corrected use of comma in formula for Rp in Table 25-10, “2-wire Serial Bus Requirements,” on
page 333
2. Updated document according to Atmel standard
1. Updated Section 6.5 ”Low Frequency Crystal Oscillator” on page 34
2. Added Table 6-8 on page 34.
1. Updated ”Features” on page 1.
2. Removed VFBGA - pinout from ”Pin Configurations” on page 2.
3. Updated ”System Control and Reset” on page 50.
4. Updated Input Hysteresis Unit (V) in the “Typical Characteristics – TA = -40°C to 85°C”.
5. Updated ”Ordering Information” on page 486. Removed 44MC and 49C2 packages.
6. Updated ”Packaging Information” on page 489.