Datasheet

37.11.5 Digital to Analog Converter (DAC) Characteristics
Table 37-32. Operating Conditions
(1)
Symbol Parameter Conditions Min. Typ. Max. Units
V
DDANA
Analog supply voltage 1.62 - 3.63 V
AV
REF
External reference voltage 1.0 - V
DDANA
-0.6 V
Internal reference voltage 1 - 1 - V
Internal reference voltage 2 - V
DDANA
- V
Linear output voltage range 0.05 - V
DDANA
-0.05 V
Minimum resistive load 5 - - kΩ
Maximum capacitance load - - 100 pF
I
DD
DC supply current
(2)
Voltage pump disabled - 160 230 μA
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 37-33. Clock and Timing
(1)
Symbol Parameter Conditions Min. Typ. Max. Units
Conversion rate C
load
=100pF
R
load
> 5kΩ
Normal mode - - 350 ksps
For Δ
DATA
=+/-1 - - 1000
Startup time V
DDNA
> 2.6V - - 2.85 μs
V
DDNA
< 2.6V - - 10 μs
1. These values are based on simulation. These values are not covered by test limits in production or
characterization.
Table 37-34. Accuracy Characteristics
(1)
(Device Variant A)
Symbol Parameter Conditions Min. Typ. Max. Units
RES Input resolution - - 10 Bits
INL Integral non-linearity V
REF
= Ext 1.0V V
DD
= 1.6V 0.75 1.1 2.5 LSB
V
DD
= 3.6V 0.6 1.2 1.5
V
REF
= V
DDANA
V
DD
= 1.6V 1.4 2.2 2.5
V
DD
= 3.6V 0.9 1.4 1.5
V
REF
= INT1V V
DD
= 1.6V 0.75 1.3 1.5
V
DD
= 3.6V 0.8 1.2 1.5
SAM D21 Family
Electrical Characteristics
© 2018 Microchip Technology Inc.
Datasheet Complete
DS40001882D-page 1007