Atmel Xplained Pro Evaluation Kit for the ATSAMD21J18A Microcontroller ATSAMD21-XPRO ATSAMD21-XPRO Fiche De Données
Codes de produits
ATSAMD21-XPRO
944
Atmel | SMART SAM D21 [DATASHEET]
Atmel-42181C–SAM-D21_Datasheet–07/2014
where
36.9.5 Digital to Analog Converter (DAC) Characteristics
Table 36-25. Operating Conditions
Notes:
1.
These values are based on specifications otherwise noted.
2.
These values are based on characterization. These values are not covered by test limits in production.
Table 36-26. Clock and Timing
Note:
1. These values are based on simulation. These values are not covered by test limits in production or
characterization.
t
SAMPLEHOLD
1
2 f
ADC
×
---------------------
=
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Units
V
DDANA
Analog supply voltage
I
1.62
-
3.63
V
AV
REF
External reference voltage
I
1.0
-
V
DDANA
-0.6
V
Internal reference voltage 1
-
1
-
V
Internal reference voltage 2
-
V
DDANA
-
V
I
Linear output voltage range
I
0.05
-
V
DDANA
-0.05
V
I
Minimum resistive load
I
5
-
-
k
Ω
I
Maximum capacitance load
I
-
-
100
pF
I
DD
DC supply current
Voltage pump disabled
-
160
230
µA
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Units
Conversion rate
C
load
=100pF
R
load
> 5k
Ω
Normal mode
-
-
350
ksps
For
Δ
DATA
=+/-1
-
-
1000
I
Startup time
V
DDNA
> 2.6V
-
-
2.85
µs
V
DDNA
< 2.6V
-
-
10
µs