ATMEGA640 datasheet(425/436 Pages) MICROCHIP

425 / 436 page

425

ATmega640/V-1280/V-1281/V-2560/V-2561/V [DATASHEET]

DS40002211A

38.12 Rev. 2549G-06/06

38.13 Rev. 2549F-04/06

38.14 Rev. 2549E-04/06

38.15 Rev. 2549D-12/05

Updated “Features” on page 1.

Added Figure 1-2 on page 3, Table 1-1 on page 3.

Updated “” on page 46.

Updated “Power Management and Sleep Modes” on page 50.

Updated note for Table 12-1 on page 65.

Updated Figure 26-9 on page 276 and Figure 26-10 on page 277.

Updated “Setting the Boot Loader Lock Bits by SPM” on page 316.

Updated “Ordering Information” on page 407.

Added Package information “100C1” on page 413.

10.

Updated “Errata” on page 416.

Updated Figure 9-3 on page 29, Figure 9-4 on page 30 and Figure 9-5 on page 30.

Updated Table 20-2 on page 182 and Table 20-3 on page 182.

Updated Features in “ADC – Analog to Digital Converter” on page 268.

Updated “Fuse Bits” on page 326.

Updated “Features” on page 1.

Updated Table 12-1 on page 62.

Updated note for Table 12-1 on page 62.

Updated “Bit 6 – ACBG: Analog Comparator Bandgap Select” on page 266.

Updated “Prescaling and Conversion Timing” on page 271.

Updated “Maximum speed vs. VCC” on page 373.

Updated “Ordering Information” on page 407.

Advanced Information Status changed to Preliminary.

Changed number of I/O Ports from 51 to 54.

Updatet typos in “TCCR0A – Timer/Counter Control Register A” on page 126.

Updated Features in “ADC – Analog to Digital Converter” on page 268.

Updated Operation in“ADC – Analog to Digital Converter” on page 268

Updated Stabilizing Time in “Changing Channel or Reference Selection” on page 274.

Updated Figure 26-1 on page 269, Figure 26-9 on page 276, Figure 26-10 on page 277.

Updated Text in “ADCSRB – ADC Control and Status Register B” on page 282.

ATMEGA640 Datasheet(PDF) 425 Page - Microchip Technology