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Microcontrollers, Microprocessors & Quartzes
Embedded microcontroller TQFP 64 (14x14) 8-Bit 20 MHz I/O number 54
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8284D–AVR–6/11
ATmega169A/PA/329A/PA/3290A/PA/649A/P/6490A/P
Figure 30-486.
ATmega649
P: Minimum Reset Puls
e Width vs. V
CC
8
5 °C
25 °C
-45 °C
0
300
600
900
1200
1500
1
8
00
2100
2400
1.5
2
2.5
3
3.5
4
4.5
5
5.5
V
CC
(
V
)
P
u
lse
w
idth (ns
)
1
...
...
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...
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