Datasheet

...........continued
Symbol Parameters Conditions Min Typ Max Unit
R
SAMPLE
Input channel source
resistance
(2)
- - 3.5 kohms
I
DD
DC supply current
(1)
f
CLK_ADC
=
2.1MHzI
(3)
- 1.25 3.9 mA
Table 40-25. Operating Conditions (Device Variant B and D)
Symbol Parameters Conditions Min Typ Max Unit
V
DDANA
Power supply voltage 2.7 - 3.6 V
Res Resolution 8 - 12 bits
f
CLK_ADC
ADC Clock frequency 30 - 2100 kHz
Sampling rate
(1)
Single shot 5 - 300 ksps
Free running 5 - 350
Sampling time
(1)
0.5 - - Cycles
Conversion time
(1)
1x Gain 6 - - Cycles
V
REF
Voltage reference
range
1 - V
DDANA
-0.6 V
V
REFINT1V
Internal 1V reference
(2)
- 1 - V
V
REFINTVCC0
Internal ratiometric
reference 0
(2)
- V
DDANA
/
1.48
- V
V
REFINTVCC0
Voltage Error
Internal ratiometric
reference 0
(2)
error
2.0V <
V
DDANA
<3.63V
-1 - 1 %
V
REFINTVCC1
Internal ratiometric
reference 1
(2)
V
DDANA
>2.0V - V
DDANA
/2 - V
V
REFINTVCC1
Voltage Error
Internal ratiometric
reference 1
(2)
error
2.0V <
V
DDANA
<3.63V
-1 - 1 %
Conversion range
(1)
Differential mode -V
REF
/
GAIN
- +V
REF
/GAIN V
Single-ended
mode
0 - +V
REF
/GAIN V
C
SAMPLE
Sampling
capacitance
(2)
- 3.5 - pF
R
SAMPLE
Input channel source
resistance
(2)
- - 3.5 kohms
I
DD
DC supply current
(1)
f
CLK_ADC
=
2.1MHzI
(3)
- 1.25 4.7 mA
SAM D21 Family
AEC-Q100 125°C Specifications
© 2018 Microchip Technology Inc.
Datasheet Complete
DS40001882D-page 1116