Datasheet

5
2490R–AVR–02/2013
ATmega64(L)
Calibration Byte 293
Parallel Programming Parameters, Pin Mapping, and Commands 293
Parallel Programming 297
Serial Downloading 305
SPI Serial Programming Pin Mapping 306
Programming Via the JTAG Interface 311
Electrical Characteristics – TA = -40°C to 85°C 325
Absolute Maximum Ratings* 325
DC Characteristics 325
External Clock Drive Waveforms 327
External Clock Drive 327
Two-wire Serial Interface Characteristics 328
SPI Timing Characteristics 330
ADC Characteristics 332
External Data Memory Timing 335
Electrical Characteristics – TA = -40°C to 105°C 340
Absolute Maximum Ratings* 340
DC Characteristics 340
Typical Characteristics – TA = -40°C to 85°C 342
ATmega64 Typical Characteristics – TA = -40°C to 105°C 372
Register Summary 392
Instruction Set Summary 395
Ordering Information 398
Packaging Information 399
64A 399
64M1 400
Errata 401
ATmega64, rev. A to C, E 401
Datasheet Revision History 403
Changes from Rev. 2490Q-07/10 to Rev. 2490R-02/13 403
Changes from Rev. 2490P-07/09 to Rev. 2490Q-07/10 403
Changes from Rev. 2490O-08/08 to Rev. 2490P-07/09 403
Changes from Rev. 2490N-05/08 to Rev. 2490O-08/08 403
Changes from Rev. 2490M-08/07 to Rev. 2490N-05/08 403
Changes from Rev. 2490L-10/06 to Rev. 2490M-08/07 403
Changes from Rev. 2490K-04/06 to Rev. 2490L-10/06 403