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ADM1021A Datasheet(Fiches technique) 3 Page - ON Semiconductor

Numéro de pièce ADM1021A
Description  Low Cost Microprocessor System Temperature Monitor Microcomputer
Télécharger  16 Pages
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Fabricant  ONSEMI [ON Semiconductor]
Site Internet  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

ADM1021A Datasheet(HTML) 3 Page - ON Semiconductor

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ADM1021A
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3
Table 2. ABSOLUTE MAXIMUM RATINGS
Parameter
Rating
Unit
Positive Supply Voltage (VDD) to GND
−0.3 to +6.0
V
D+, ADD0, ADD1
−0.3 to VDD + 0.3
V
D− to GND
−0.3 to +0.6
SCLK, SDATA, ALERT, STBY
−0.3 to +6.0
V
Input Current
50
mA
Input Current, D−
1
mA
ESD Rating, All Pins (Human Body Model)
2,000
V
Continuous Power Dissipation
Up to 70C
Derating Above 70C
650
6.7
mW
mW/C
Operating Temperature Range
−55 to +125
C
Maximum Junction Temperature (TJ MAX)
150
C
Storage Temperature Range
−65 to +150
C
Lead Temperature, Soldering (10 sec)
300
C
IR Reflow Peak Temperature
220
C
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
NOTE: This device is ESD sensitive. Use standard ESD precautions when handling.
Table 3. THERMAL CHARACTERISTICS
Package Type
qJA
Unit
16-lead QSOP Package
105
C/W
Table 4. ELECTRICAL CHARACTERISTICS
(TA =TMIN to TMAX, VDD = 3.0 V to 3.6 V, unless otherwise noted) (Note 1)
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
Power Supply and ADC
Temperature Resolution
Guaranteed No Missed Codes
1.0
C
Temperature Error, Local Sensor
−3.0
1.0
+3.0
C
Temperature Error, Remote Sensor
TA = 60C to 100C
−3.0
−5.0
+3.0
+5.0
C
Supply Voltage Range (Note 2)
3.0
3.6
V
Undervoltage Lockout Threshold
VDD Input, Disables ADC, Rising Edge
2.5
2.7
2.95
V
Undervoltage Lockout Hysteresis
25
mV
Power-On Reset Threshold
VDD, falling edge (Note 3)
0.9
1.7
2.2
V
POR Threshold Hysteresis
50
mV
Standby Supply Current
VDD = 3.3 V, No SMBus Activity
SCLK at 10 kHz
1.0
4.0
5.0
mA
Average Operating Supply Current
0.25 Conversions/Sec Rate
130
200
mA
Auto−convert Mode, Averaged Over 4 Sec
2 Conversions/Sec Rate
225
370
mA
Conversion Time
From Stop Bit to Conversion Complete
(Both Channels) D+ Forced to D− + 0.65 V
65
115
170
ms
Remote Sensor Source Current
High Level (Note 3)
Low Level (Note 3)
120
7.0
205
12
300
16
mA
D− Source Voltage
0.7
V
Address Pin Bias Current (ADD0, ADD1)
Momentary at Power-on Reset
50
mA


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