Datasheet

Data Sheet ADT6501/ADT6502/ADT6503/ADT6504
Rev. B | Page 3 of 16
SPECIFICATIONS
T
A
= −55°C to +125°C, V
CC
= 2.7 V to 5.5 V, open-drain R
PULL-UP
= 10 kΩ, unless otherwise noted.
Table 1.
Parameter Min Typ Max Unit Test Conditions/Comments
TEMPERATURE SENSOR AND ADC
Threshold Accuracy ±0.5 ±6 °C T
A
= −45°C to −25°C
±0.5 ±4 °C T
A
= −15°C to +15°C
±0.5 ±4 °C T
A
= 35°C to 65°C
±0.5 ±6 °C T
A
= 75°C to 115°C
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 °C HYST pin = 0 V
10 °C HYST pin = V
CC
DIGITAL INPUT (HYST)
Input Low Voltage, V
IL
0.2 × V
CC
V
Input High Voltage, V
IH
0.8 × V
CC
V
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
I
OL
= 3.2 mA, V
CC
= 4.5 V
Output Capacitance, C
OUT
1
10 pF R
PULL-UP
= 10 kΩ
DIGITAL OUTPUT (PUSH-PULL)
Output Low Voltage, V
OL
0.3
V
I
OL
= 1.2 mA, V
CC
= 2.7 V
0.4 V I
OL
= 3.2 mA, V
CC
= 4.5 V
Output High Voltage, V
OH
0.8 × V
CC
V I
SOURCE
= 500 µA, V
CC
= 2.7 V
V
CC
− 1.5 V I
SOURCE
= 800 µA, 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 µA
1
Guaranteed by design and characterization.