Datasheet
ATmega164A/PA/324A/PA/644A/PA/1284/P
2018 Microchip Technology Inc. Data Sheet Complete DS40002070A-page 561
31.1.5 Pin driver strength
Figure 31-15. ATmega164PA: I/O pin output voltage vs. sink current (V
CC
= 3V)
Figure 31-16. ATmega164PA: I/O pin output voltage vs. sink current (V
CC
= 5V)
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