Data Sheet

1084
Atmel | SMART SAM D21 [DATASHEET]
Atmel-42181G–SAM-D21_Datasheet–09/2015
Table A-24. Clock and Timing
(1)
Note: 1. These values are based on simulation. These values are not covered by test limits in production or
characterization.
Symbol Parameter Conditions Min. Typ. Max. Units
Conversion rate
C
load
=100pF
R
load
> 5kΩ
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
Table A-25. Accuracy Characteristics
(1)
(Device Variant A)
Symbol Parameter Conditions Min. Typ. Max. Units
RES Input resolution
I
- - 10 Bits
INL Integral non-linearity
V
REF
= Ext 1.0V
V
DD
= 1.6V 0.75 1.1 2.0
LSB
V
DD
= 3.6V 0.6 1.2 2.5
V
REF
= V
DDANA
V
DD
= 1.6V 1.4 2.2 3.5
V
DD
= 3.6V 0.9 1.4 1.5
V
REF
= INT1V
V
DD
= 1.6V 0.75 1.3 2.5
V
DD
= 3.6V 0.8 1.2 1.5
DNL Differential non-linearity
V
REF
= Ext 1.0V
V
DD
= 1.6V +/-0.9 +/-1.2 +/-2.0
LSB
V
DD
= 3.6V +/-0.9 +/-1.1 +/-1.5
V
REF
= V
DDANA
V
DD
= 1.6V +/-1.1 +/-1.7 +/-3.0
V
DD
= 3.6V +/-1.0 +/-1.1 +/-1.6
V
REF
= INT1V
V
DD
= 1.6V +/-1.1 +/-1.4 +/-2.5
V
DD
= 3.6V +/-1.0 +/-1.5 +/-1.8
I
Gain error Ext. V
REF
+/-1.0 +/-5 +/-10 mV
I
Offset error Ext. V
REF
+/-2 +/-3 +/-8 mV
Table A-26. Accuracy Characteristics
(1)
(Device Variant B)
Symbol Parameter Conditions Min. Typ. Max. Units
RES Input resolution
I
- - 10 Bits
INL Integral non-linearity
V
REF
= Ext 1.0V
V
DD
= 1.6V 0.7 0.75 2.0
LSB
V
DD
= 3.6V 0.6 0.65 1.5
V
REF
= V
DDANA
V
DD
= 1.6V 0.6 0.85 2.0
V
DD
= 3.6V 0.5 0.8 1.5
V
REF
= INT1V
V
DD
= 1.6V 0.5 0.75 1.5
V
DD
= 3.6V 0.7 0.8 1.5