ADM1023ARQZ ON Semiconductor, ADM1023ARQZ Datasheet - Page 4

IC SENSOR TEMP DUAL PREC 16-QSOP

ADM1023ARQZ

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

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

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1. T
2. T
3. Operation at V
4. Guranteed by design; not production tested
ELECTRICAL CHARACTERISTICS
SMBus Interface (See Figure 2)
Logic Input High Voltage, V
STBY, SCLK, SDATA
Logic Input Low Voltage, V
STBY, SCLK, SDATA
SMBus Output Low Sink Current
ALERT Output Low Sink Current
Logic Input Current, I
SMBus Input Capacitance, SCLK, SDATA
SMBus Clock Frequency
SMBus Clock Low Time, t
SMBus Clock High Time, t
SMBus Start Condition Setup Time,
t
SMBus Start Condition Hold Time, t
SMBus Stop Condition Setup Time, t
SMBus Data Valid to SCLK Rising Edge
Time, t
SMBus Bus Free Time, t
SCLK SDATA Rise Time, t
SCLK SDATA Fall Time, t
SU:STA
MAX
D
is the temperature of the remote thermal diode; T
SDA
SCL
SU:DAT
= 120°C, T
P
t
BUF
Parameter
DD
S
MIN
= 5.0 V guaranteed by design; not production tested
IH
t
= 0°C
HD;STA
, I
BUF
IL
F MAX
LOW
HIGH
R MAX
IL
IH
t
LOW
t
SU:STO
HD;DAT
HD:STA
t
(T
R
A
Figure 2. Diagram for Serial Bus Timing
= T
V
V
SDATA forced to 0.6 V
ALERT forced to 0.4 V
t
t
Time from 10% of SDATA to 90% of SCLK
Time from 90% of SCLK to 10% of SDATA
Time for 10% or 90% of SDATA to 10% of SCLK
Between start/stop condition
Master clocking in data
V
LOW
HIGH
DD
DD
DD
MIN
= 3.0 V to 5.5 V
= 3.0 V to 5.5 V
= 0 V
between 10% points
t
to T
between 90% points
HIGH
A
, T
Test Conditions / Comments
MAX
http://onsemi.com
D
= 60°C to 100°C
, V
ADM1023
t
F
DD
t
SU;DAT
= 3.0 V to 3.6 V, unless otherwise noted. (Note 1)
4
S
t
SU;STA
t
HD;STA
−1.0
Min
100
2.2
6.0
1.0
1.3
0.6
0.6
0.6
0.6
1.3
Typ
5.0
t
SU;STO
Max
+1.0
400
300
300
0.8
P
Unit
kHz
mA
mA
mA
pF
ms
ms
ms
ms
ms
ns
ms
ns
ns
V
V

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