ADM1023ARQZ ON Semiconductor, ADM1023ARQZ Datasheet - Page 2

• Manufacturer Part Number: ADM1023ARQZ
• Description: IC SENSOR TEMP DUAL PREC 16-QSOP
• Manufacturer: ON Semiconductor

Specifications of ADM1023ARQZ

• Function: Temp Monitoring System (Sensor)
• Topology: ADC, Comparator, Multiplexer, Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: 0°C ~ 120°C, External Sensor
• Output Type: SMBus™
• Output Alarm: Yes
• Output Fan: No
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: 0°C ~ 120°C
• Mounting Type: Surface Mount
• Package / Case: 16-QSOP
• Full Temp Accuracy: +/- 1 C, +/- 3 C
• Digital Output - Bus Interface: Serial (2-Wire)
• Maximum Operating Temperature: + 120 C
• Minimum Operating Temperature: 0 C
• 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:
D+
D–
ABSOLUTE MAXIMUM RATINGS
THERMAL CHARACTERISTICS
Positive Supply Voltage (V
D+, ADD0, ADD1
D− to GND
SCLK, SDATA, ALERT, STBY
Input Current
Input Current, D−
ESD Rating, All Pins (Human Body Model)
Continuous Power Dissipation
Operating Temperature Range
Maximum Junction Temperature (T
Storage Temperature Range
Lead Temperature, Soldering (10 s)
IR Reflow Peak Temperature
IR Reflow Peak Temperature for Pb−Free
16−Lead QSOP Package
3
4
TEMPERATURE
NC
NC = NO CONNECT
This device is ESD sensitive. Use standard ESD precautions when handling.
1
ON−CHIP
SENSOR
ANALOG
MUX
EXTERNAL DIODE OPEN−CIRCUIT
V
2
DD
BUSY
NC
5
ADM1023
CONVERTER
GND
A−TO−D
7
DD
RUN/STANDBY
LOCAL TEMPERATURE
) to GND
GND
REMOTE TEMPERATURE
VALUE REGISTER
8
VALUE REGISTERS
Up to 70°C
Derating Above 70°C
Parameter
J
NC
max)
9
Parameter
NC
13
Figure 1. Functional Block Diagram
NC
16
http://onsemi.com
ADM1023
HIGH−LIMIT COMPARATOR
HIGH−LIMIT COMPARATOR
LOW−LIMIT COMPARATOR
LOW−LIMIT COMPARATOR
REMOTE TEMPERATURE
REMOTE TEMPERATURE
LOCAL TEMPERATURE
LOCAL TEMPERATURE
2
SDATA
12
STATUS REGISTER
SMBus INTERFACE
SCLK
14
−0.3 to V
−0.3 to +6.0
−0.3 to +0.6
−0.3 to +6.0
−55 to +125
−65 to +150
ADD0
10
Rating
2000
±50
±10
650
150
300
220
260
6.7
DD
REMOTE TEMPERATURE
REMOTE TEMPERATURE
HIGH−LIMIT REGISTERS
LOCAL TEMPERATURE
LOCAL TEMPERATURE
LOW−LIMIT REGISTERS
q
HIGH−LIMIT REGISTER
LOW−LIMIT REGISTER
+0.3
ADD1
CONVERSION RATE
ADDRESS POINTER
JA
CONFIGURATION
6
= 105°C/W, q
ONE−SHOT
REGISTER
REGISTERS
REGISTER
REGISTER
REGISTER
OFFSET
INTERRUPT
MASKING
Rating
JC
= 39°C/W
mW/°C
Unit
mW
mA
mA
°C
°C
°C
°C
°C
°C
V
V
V
V
15
11
STBY
ALERT