ATMEGA8_06 Datasheet, PDF (19/23 Pages) ATMEL Corporation – 8-bit AVR with 8K Bytes In-System Programmable Flash

Changes from Rev.
2486L-10/03 to Rev.
2486M-12/03
Changes from Rev.
2486K-08/03 to Rev.
2486L-10/03
Changes from Rev.
2486J-02/03 to Rev.
2486K-08/03
Changes from Rev.
2486I-12/02 to Rev.
2486J-02/03
2486QS–AVR–10/06
ATmega8(L)
4. ADC4 and ADC5 support 10-bit accuracy. Document updated to reflect this.
Updated features in “Analog-to-Digital Converter” on page 196.
Updated “ADC Characteristics” on page 248.
5. Removed reference to “External RC Oscillator application note” from “Exter-
nal RC Oscillator” on page 29.
1. Updated “Calibrated Internal RC Oscillator” on page 30.
1. Removed “Preliminary” and TBDs from the datasheet.
2. Renamed ICP to ICP1 in the datasheet.
3. Removed instructions CALL and JMP from the datasheet.
4. Updated t_RST in Table 15 on page 38, V_BG in Table 16 on page 42, Table 100 on
page 244 and Table 102 on page 246.
5. Replaced text “XTAL1 and XTAL2 should be left unconnected (NC)” after
Table 9 in “Calibrated Internal RC Oscillator” on page 30. Added text regard-
ing XTAL1/XTAL2 and CKOPT Fuse in “Timer/Counter Oscillator” on page 32.
6. Updated Watchdog Timer code examples in “Timed Sequences for Changing
the Configuration of the Watchdog Timer” on page 45.
7. Removed bit 4, ADHSM, from “Special Function IO Register – SFIOR” on page
58.
8. Added note 2 to Figure 103 on page 215.
9. Updated item 4 in the “Serial Programming Algorithm” on page 238.
10. Added t_{WD_FUSE} to Table 97 on page 239 and updated Read Calibration Byte,
Byte 3, in Table 98 on page 240.
11. Updated Absolute Maximum Ratings* and DC Characteristics in “Electrical
Characteristics” on page 242.
1. Updated V_BOT values in Table 15 on page 38.
2. Updated “ADC Characteristics” on page 248.
3. Updated “ATmega8 Typical Characteristics” on page 249.
4. Updated “Erratas” on page 17.
1. Improved the description of “Asynchronous Timer Clock – clk_ASY” on page 26.
2. Removed reference to the “Multipurpose Oscillator” application note and the
“32 kHz Crystal Oscillator” application note, which do not exist.
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