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 MSOP
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
D+
D–
2
3
This device is ESD sensitive. Use standard ESD precautions when handling.
TEMPERATURE
ANALOG
ON−CHIP
SENSOR
ADT7461A
MUX
EXTERNAL DIODE OPEN−CIRCUIT
V
1
DD
BUSY
CONVERTER
DD
GND
A−TO−D
5
) to GND
RUN/STANDBY
REMOTE TEMPERATURE
Package Type
LOCAL TEMPERATURE
Parameter
J
CONVERSION RATE
VALUE REGISTER
REMOTE OFFSET
VALUE REGISTER
Max)
REGISTER
REGISTER
Figure 1. Functional Block Diagram
http://onsemi.com
SDATA
STATUS REGISTER
7
2
SMBus INTERFACE
SCLK
8
REMOTE TEMPERATURE
REMOTE TEMPERATURE
EXTERNAL THERM LIMIT
LOCAL TEMPERATURE
LOCAL TEMPERATURE
HIGH−LIMIT REGISTER
HIGH−LIMIT REGISTER
LOW−LIMIT REGISTER
LOW−LIMIT REGISTER
LOCAL THERM LIMIT
142
q
ADDRESS POINTER
JA
−0.3 to V
CONFIGURATION
REGISTERS
REGISTERS
REGISTERS
−0.3 to +0.6
−0.3 to +3.6
−65 to +150
REGISTER
−0.3, +3.6
−1, +50
Rating
1500
150
±1
DD
INTERRUPT
MASKING
+ 0.3
43.74
q
JC
6
4
ALERT/THERM2
THERM
°C/W
Unit
Unit
mA
mA
°C
°C
V
V
V
V
V