ADT7461AARMZ-002 ON Semiconductor, ADT7461AARMZ-002 Datasheet - Page 2
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ADT7461AARMZ-002
Manufacturer Part Number
ADT7461AARMZ-002
Description
IC TEMP SENSOR DGTL 2CH 8-MSOP
Manufacturer
ON Semiconductor
Specifications of ADT7461AARMZ-002
Function
Temp Monitoring System (Sensor)
Topology
ADC, Comparator, Multiplexer, Register Bank
Sensor Type
External & Internal
Sensing Temperature
0°C ~ 127°C, External Sensor
Output Type
SMBus™
Output Alarm
Yes
Output Fan
Yes
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
Full Temp Accuracy
+/- 2.5 C
Digital Output - Bus Interface
Serial (2-Wire)
Maximum Operating Temperature
+ 125 C
Minimum Operating Temperature
- 40 C
Temperature Sensor Function
Temp Sensor
Interface Type
Serial (2-Wire)
Package Type
MSOP
Operating Temperature (min)
-40C
Operating Temperature (max)
125C
Operating Temperature Classification
Automotive
Operating Supply Voltage (min)
3V
Operating Supply Voltage (typ)
3.3V
Operating Supply Voltage (max)
3.6V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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:
ABSOLUTE MAXIMUM RATINGS
THERMAL CHARACTERISTICS
8−Lead SOIC−N Package
8−Lead MSOP Package
Positive Supply Voltage (V
D+
D− to GND
SCLK, SDATA, ALERT
THERM
Input Current, SDATA, THERM
Input Current, D−
ESD Rating, All Pins (Human Body Model)
Maximum Junction Temperature (T
Storage Temperature Range
IR Reflow Peak Temperature
IR Reflow Peak Temperature for Pb−Free
Lead Temperature (Soldering 10 sec)
This device is ESD sensitive. Use standard ESD precautions when handling.
D+
D–
2
3
V
1
DD
BLOCK
SRC
ADT7461
TEMPERATURE
ANALOG
ON−CHIP
SENSOR
EXTERNAL DIODE OPEN−CIRCUIT
MUX
GND
DD
5
) to GND
BUSY
Parameter
J
Max)
ADC
RUN/STANDBY
LOCAL TEMPERATURE
REMOTE TEMPERATURE
CONVERSION RATE
VALUE REGISTER
Package Type
VALUE REGISTER
REMOTE OFFSET
Figure 1. Functional Block Diagram
REGISTER
REGISTER
http://onsemi.com
SMBus INTERFACE
SDATA
7
2
STATUS REGISTER
SCLK
8
−0.3 to V
−0.3 to V
−0.3 to +0.6
−0.3 to +5.5
−65 to +150
260 (±0.5)
−0.3, +5.5
−1, +50
Rating
2000
REMOTE TEMPERATURE
REMOTE TEMPERATURE
EXTERNAL THERM LIMIT
150
220
300
±1
LOCAL TEMPERATURE
LOCAL TEMPERATURE
HIGH LIMIT REGISTER
HIGH LIMIT REGISTER
LOW LIMIT REGISTER
LOW LIMIT REGISTER
LOCAL THERM LIMIT
ADDRESS POINTER
DD
DD
CONFIGURATION
THERM
+ 0.3
+ 0.3
REGISTER
REGISTER
REGISTER
REGISTER
4
INTERRUPT
MASKING
121
142
q
THERM2
ALERT/
JA
6
Unit
mA
mA
°C
°C
°C
°C
°C
°C/W
°C/W
V
V
V
V
V
V
Unit