Data Sheet
ADT6401/ADT6402
Rev. C | Page 3 of 12
SPECIFICATIONS
T
A
= 55癈 to +125癈, V
CC
= 2.7 V to 5.5 V, open-drain R
PULL-UP
= 10 k&, unless otherwise noted.
Table 1.
Parameter
Min
Typ
Max
Unit Test Conditions/Comments
TEMPERATURE SENSOR AND ADC
Threshold Accuracy
?.5
?
癈
T
A
= 45癈 to 25癈
?.5
?
癈
T
A
= 15癈 to +15癈
?.5
?
癈
T
A
= 35癈 to 65癈
?.5
?
癈
TA = 75癈 to 115癈
ADC Resolution
11
Bits
Temperature Conversion Time
30
ms
Time necessary to complete a conversion
Update Rate
600
ms
Conversion started every 600 ms
Temperature Threshold Hysteresis
2
癈
Pin selectable, depends on S0, S1, S2 settings
10
癈
Pin selectable, depends on S0, S1, S2 settings
DIGITAL OUTPUT (OPEN-DRAIN)
Output High Current, I
OH
10
nA
Leakage current, V
CC
= 2.7 V and V
OH
= 5.5 V
Output Low Voltage, V
OL
0.3
V
I
OL
= 1.2 mA, V
CC
= 2.7 V
0.4
V
IOL = 3.2 mA, VCC = 4.5 V
Output Capacitance, COUT
1
10
pF
RPULL-UP = 10 k?
DIGITAL OUTPUT (PUSH-PULL)
Output Low Voltage, VOL
0.3
V
IOL = 1.2 mA, VCC = 2.7 V
0.4
V
IOL = 3.2 mA, VCC = 4.5 V
Output High Voltage, VOH
0.8 ?VCC
V
ISOURCE = 500 礎, VCC = 2.7 V
V
CC
1.5
V
I
SOURCE
= 800 礎, V
CC
= 4.5 V
Output Capacitance, C
OUT
1
10
pF
POWER REQUIREMENTS
Supply Voltage
2.7
5.5
V
Supply Current
30
55
礎
1
Guaranteed by design and characterization.
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