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ATMEGA645V-8MU

8-bit Microcontroller with In-System Programmable Flash

Atmel Corporation 

ATmega325/3250/645/6450

11.6 Rev. 2570G – 04/06

1. Updated “Calibrated Internal RC Oscillator” on page 28.

11.7 Rev. 2570F – 03/06

1. Updated “Errata” on page 24.

11.8 Rev. 2570E – 03/06

1. Added Addresses in Register Descriptions.

2. Updated number of Genearl Purpose I/O pins.

3. Correction of Bitnames in “Register Summary” on page 9.

4. Added “Resources” on page 8.

5. Updated “Power Management and Sleep Modes” on page 34.

6. Updated “Bit 0 – IVCE: Interrupt Vector Change Enable” on page 53.

7. Updated Introduction in “I/O-Ports” on page 59.

8. Updated 19.“SPI – Serial Peripheral Interface” on page 147.

9. Updated “Bit 6 – ACBG: Analog Comparator Bandgap Select” on page 198.

10 Updated Features in “Analog to Digital Converter” on page 200.

11. Updated “Prescaling and Conversion Timing” on page 203.

12. Updated “ATmega325/3250/645/6450 Boot Loader Parameters” on page 261.

13. Updated “DC Characteristics” on page 296.

11.9 Rev. 2570D – 05/05

1. MLF-package alternative changed to “Quad Flat No-Lead/Micro Lead Frame

Package QFN/MLF”.

2. Added “Pin Change Interrupt Timing” on page 54.

3. Updated “Signature Bytes” on page 267.

4. Updated Table 27-15 on page 281.

5. Added Figure 27-12 on page 283.

6. Updated Figure 23-9 on page 208 and Figure 27-5 on page 275.

7. Updated algorithm “Enter Programming Mode” on page 270.

8. Added “Supply Current of I/O modules” on page 310.

9. Updated “Ordering Information” on page 16.

11.10 Rev. 2570C – 11/04

1. “0 - 8 MHz @ 2.7 - 5.5V, 0 - 16 MHz @ 4.5 - 5.5V” on page 1 updated.

2. Table 9-8 on page 29 updated.

3. COM01:0 renamed COM0A1:0 in “8-bit Timer/Counter0 with PWM” on page

84.

27

2570LS–AVR–08/07

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