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MC642.REV3 Datasheet(PDF) 2 Page - ON Semiconductor

Part No. MC642.REV3
Description  3.0 V, Dual Trip Point Temperature Sensor
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Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
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MC642.REV3 Datasheet(HTML) 2 Page - ON Semiconductor

   
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MC623
http://onsemi.com
2
FUNCTIONAL BLOCK DIAGRAM
MC623
NC
LOW
SET
HIGH
SET
GND
Temp to
Voltage
Converter
Vref Gen.
Vref Gen.
Vref
+
+
Latch
RS
Q
CONTROL
HIGH
LIMIT
LOW
LIMIT
VCC
1
2
3
4
8
7
6
5
RLOW < RHIGH
MAXIMUM RATINGS*
Rating
Value
Unit
Package Power Dissipation (TA ≤ 70°C)
470
mW
Derating Factors
6.0
mW/
°C
Supply Voltage
5.5
V
Input Voltage, Any Input
(GND - 0.3) to (VDD + 0.3)
V
Operating Temperature Range
-40 to +125
°C
Maximum Chip Temperature
150
°C
Storage Temperature Range
-65 to +150
°C
Lead Temperature (Soldering, 10 Seconds)
+300
°C
* Maximum Ratings are those values beyond which damage to the device may occur.
ELECTRICAL CHARACTERISTICS (Over Operating Temperature Range, VDD = 2.7V to 4.5V, unless otherwise noted.)
Characteristic
Symbol
Min
Typ1
Max
Unit
Supply Voltage Range
VDD
2.7
-
4.5
V
Supply Current (2.7V
≤ VDD ≤ 4.5V)
IDD
-
150
250
µA
Absolute Accuracy
T = Programmed Temperature
T-3
T
±1
T+3
°C
IOH = 250µA
IOH = 500µA
VOH
0.9 x VDD
0.8 x VDD
-
-
-
-
V
IOL = 500µA
IOL = 1.0mA
VOL
-
-
-
-
0.1 x VDD
0.2 x VDD
V
Hysteresis (Falling Temperature)
HYST
-
-
-2.0
°C
1. Measured at 25
°C.


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