Data Sheet

Table Of Contents
...........continued
Symbol Description Conditions Min. Typ. Max. Unit
T
START
Start-up time Internal V
REF
- 22 - µs
Note: 
1. These parameters are for design guidance only and are not production tested.
Table 4-25. Accuracy Characteristics Internal Reference
(2)
Symbol Description Conditions Min. Typ. Max. Unit
Res Resolution - 10 - bit
INL Integral Non-
linearity
REFSEL =
INTERNAL
V
REF
=0.55V
f
ADC
=7.7 ksps - 1.0 - LSB
REFSEL =
INTERNAL or VDD
f
ADC
=15 ksps - 1.0 -
REFSEL =
INTERNAL or VDD
1.1V≤V
REF
f
ADC
=77 ksps - 1.0 -
f
ADC
=115 ksps - 1.2 -
DNL
(1)
Differential
Non-linearity
REFSEL =
INTERNAL
V
REF
= 0.55V
f
ADC
=7.7 ksps - 0.6 - LSB
REFSEL =
INTERNAL
V
REF
= 1.1V
f
ADC
=15 ksps - 0.4 -
REFSEL =
INTERNAL or VDD
1.5V≤V
REF
f
ADC
=15 ksps - 0.4 -
REFSEL =
INTERNAL or VDD
1.1V≤V
REF
f
ADC
=77 ksps - 0.4 -
REFSEL =
INTERNAL
1.1V≤V
REF
f
ADC
=115 ksps - 0.5 -
REFSEL = VDD
1.8V≤V
REF
f
ADC
=115 ksps - 0.9 -
ATmega809/1609/3209/4809 – 48-pin
Electrical Characteristics
© 2019 Microchip Technology Inc.
Datasheet Preliminary
DS40002016B-page 26