ATMEGA644P-B_14 Datasheet, PDF (314/344 Pages) ATMEL Corporation – 8-bit Atmel Microcontroller with 16/32/64Kbytes In-system Programmable Flash

29.3 ATmega644P-B Typical Characteristics
29.3.1 Active Supply Current
Figure 29-51. ATmega644P-B: Active Supply Current versus Low Frequency (0.1 - 1.0MHz)
1.6
6.0
1.4
5.5
5.0
1.2
4.5
1
4.0
0.8
3.6
3.3
0.6
3.0
0.4
2.7
2.4
0.2
2.2
0
2.0
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
1.8
Frequency (MHz)
Figure 29-52. ATmega644P-B: Active Supply Current versus Frequency (1 - 16MHz)
18
6.0
16
5.5
14
5.0
4.5
12
4.0
10
3.6
8
3.3
6
3.0
2.7
4
2.4
2
2.2
0
2.0
0
2
4
6
8
10
12
14
16
1.8
Frequency (MHz)
29.3.2 Idle Supply Current
Figure 29-53. ATmega644P-B: Idle Supply Current versus Low Frequency (0.1 - 1.0MHz)
0.35
6.0
0.3
5.5
5.0
0.25
4.5
0.2
4.0
3.6
0.15
3.3
3.0
0.1
2.7
0.05
2.4
2.2
0
2.0
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
1.8
Frequency (MHz)
314 ATmega164P-B/ATmega324P-B/ATmega644P-B [DATASHEET]
9255E–AVR–08/14