Data Sheet

1086
Atmel | SMART SAM D21 [DATASHEET]
Atmel-42181G–SAM-D21_Datasheet–09/2015
Notes: 1. According to the standard equation V(X)=V
LSB
*(X+1); V
LSB
=V
DDANA
/64
2. Data computed with the Best Fit method
3. Data computed using histogram
A.6.6 Temperature Sensor Characteristics
Table A-28. Electrical and Timing (Device Variant B)
Symbol Parameter Conditions Min. Typ. Max. Units
I
Positive input voltage
range
I
0 - V
DDANA
V
I
Negative input voltage
range
I
0 - V
DDANA
I
Offset
Hysteresis = 0, Fast mode -15 0.0 +15 mV
Hysteresis = 0, Low power mode -25 0.0 +25 mV
Hysteresis
Hysteresis = 1, Fast mode 20 50 90 mV
Hysteresis = 1, Low power mode 15 40 75 mV
Propagation delay
Changes for V
ACM
=V
DDANA
/2
100mV overdrive, Fast mode
- 90 180 ns
Changes for V
ACM
=V
DDANA
/2
100mV overdrive, Low power
mode
- 282 520 ns
t
STARTUP
Startup time
Enable to ready delay
Fast mode
- 1 2.6 s
Enable to ready delay
Low power mode
- 14 22 s
V
SCALE
INL
(3)
- 0.75 1.58 LSB
DNL
(3)
- 0.25 0.95 LSB
Offset Error
(1)(2)
-0.200 0.260 +1.035 LSB
Gain Error
(1)(2)
0.55 1.2 2.0 LSB
Table A-29. Temperature Sensor Characteristics
(1)
(Device Variant A)
Symbol Parameter Conditions Min. Typ. Max. Units
I
Temperature sensor output
voltage
T= 25 C, V
DDANA
= 3.3V - 0.667 - V
I
Temperature sensor slope 2.2 2.4 2.7 mV/ C
I
Variation over V
DDANA
voltage V
DDANA
=1.62V to 3.6V -9 1 14 mV/V
I
Temperature sensor
accuracy
Using the method described in
section 36.9.8.2
-13.0 - 13.0 C