Datasheet

488
8272A–AVR–01/10
164A/164PA/324A/324PA/644A/644PA/1284/1284P
Figure 28-274.ATmega644PA: Reset Pin Input Threshold vs. V
CC
(V
IL
, I/O Pin Read as ‘0’).
Figure 28-275.ATmega644PA: Reset Pin Input Hysteresis vs. V
CC
85 °C
25 °C
-40 °C
0
0.5
1
1.5
2
2.5
1.5 2 2.5 33.5 4 4.5 5 5.5
V
CC
(V)
Threshold (V)
85 °C
25 °C
-40 °C
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
1.5 2 2.5 33.544.555.5
V
CC
(V)
Input Hysteresis (mV)