28

4317IS–AVR–01/08

AT90PWM2/3/2B/3B

3.

PSC : the Balance Flank Width Modulation is done On-Time 1 rather than On-Time 0

(correction of figures)

4.

Updated “Maximum Speed vs. VCC” on page 303 (formulas are removed)

5.

Update of the “Errata” on page 23

10.8

Changes from 4317H to 4317I

1.

Updated “History” on page 2

2.

Updated “Device Clocking Options Select AT90PWM2B/3B” on page 31

3.

Updated “Start-up Times when the PLL is selected as system clock” on page 35

4.

Updated “ADC Noise Canceler” on page 241

5.

Updated “ADC Auto Trigger Source Selection for non amplified conversions” on page

250.

6.

Added “ADC Auto Trigger Source Selection for amplified conversions” on page 250

7.

Updated “Amplifier” on page 252

8.

Updated “Amplifier 0 Control and Status register – AMP0CSR” on page 256

9.

Updated “AMP0 Auto Trigger Source Selection” on page 257

10. Updated “Amplifier 1Control and Status register – AMP1CSR” on page 257

11. Updated “AMP1 Auto Trigger source selection” on page 258

12. Updated DAC “Features” on page 259 (Output Impedance)

13. Updated temperature range in “DC Characteristics” on page 300

14. Updated Vhysr in “DC Characteristics” on page 300

15. Updated “ADC Characteristics” on page 306

16. Updated “Example 1” on page 315

17. Updated “Example 2” on page 315

18. Updated “Example 3” on page 316

19. Added “I/O Pin Input HysteresisVoltage vs. VCC” on page 322

20. Updated “Ordering Information” on page 17

21. Added Errata for “AT90PWM2B/3B” on page 25

22. Updated Package Drawings “Package Information” on page 18.

23. Updated table on page 2.

24. Updated “Calibrated Internal RC Oscillator” on page 33.

25. Added “Calibrated Internal RC Oscillator Accuracy” on page 302.

26. Updated Figure 27-35 on page 329.

27. Updated Figure 27-36 on page 330.

28. Updated Figure 27-37 on page 330.