Datasheet

32
2545TS–AVR–05/11
ATmega48/88/168
12.11 Rev. 2545J-12/06
12.12 Rev. 2545I-11/06
12.13 Rev. 2545H-10/06
12.14 Rev. 2545G-06/06
1. Updated “Features” on page 1.
2. Updated Table 1-1 on page 2.
3. Updated “Ordering information” on page 15.
4. Updated “Packaging Information” on page 18.
1. Updated “Features” on page 1.
2. Updated Features in “2-wire serial interface” on page 208.
3. Fixed typos in Table 28-3 on page 306.
1. Updated typos.
2. Updated “Features” on page 1.
3. Updated “Calibrated internal RC oscillator” on page 32.
4. Updated “System control and reset” on page 44.
5. Updated “Brown-out detection” on page 46.
6. Updated “Fast PWM mode” on page 120.
7. Updated bit description in “TCCR1C – Timer/Counter1 control register C” on page
132.
8. Updated code example in “SPI – Serial peripheral interface” on page 160.
9. Updated Table 14-3 on page 100, Table 14-6 on page 101, Table 14-8 on page 102,
Table 15-2 on page 129, Table 15-3 on page 130, Table 15-4 on page 131, Table 17-
3 on page 153, Table 17-6 on page 154, Table 17-8 on page 155, and Table 27-5 on
page 286.
10. Added Note to Table 25-1 on page 264, Table 26-5 on page 278, and Table 27-17 on
page 299.
11. Updated “Setting the boot loader lock bits by SPM” on page 276.
12. Updated “Signature bytes” on page 287
13. Updated “Electrical characteristics” on page 302.
14. Updated “Errata” on page 22.
1. Added Addresses in Registers.
2. Updated “Calibrated internal RC oscillator” on page 32.
3. Updated Table 8-12 on page 34, Table 9-1 on page 38, Table 10-1 on page 53, Table
13-3 on page 77
.
4. Updated “ADC noise reduction mode” on page 39.
5. Updated note for Table 9-2 on page 42.
6. Updatad “Bit 2 - PRSPI: Power reduction serial peripheral interface” on page 43.
7. Updated “TCCR0B – Timer/counter control register B” on page 103.