Rainbow Electronics ATmega64C1 - Manual (Page 335)

335
7647A–AVR–02/08
ATmega32/64/M1/C1
Figure 26-27. XTAL1 Input Threshold Voltage vs. V
CC
(XTAL1 Pin Read As '0')
Figure 26-28. PE0 Input Threshold Voltage vs. V
CC
(PE0 Pin Read As '1')
XTAL1 INPUT THRESHOLD VOLTAGE vs. V
CC
XTAL1 PIN READ AS "0"
105 °C
85 °C
25 °C
-40 °C
0
0,5
1
1,5
2
2,5
3
3,5
4
2 2,5 3 3,5 4 4,5 5 5,5
V
CC
(V)
Threshold (V)
PE0 INPUT THRESHOLD VOLTAGE vs. V
CC
VIH, PE0 PIN READ AS '1'
105 °C
85 °C
25 °C
-40 °C
0
0,5
1
1,5
2
2,5
3
3,5
4
2 2,5 3 3,5 4 4,5 5 5,5
V
CC
(V)
Thr
e
s
hol
d (
V
)