ADT7483AARQZ-RL ON Semiconductor, ADT7483AARQZ-RL Datasheet - Page 4
![IC TEMP SENSOR/ALARM 2CH 16-QSOP](/photos/7/49/74958/16-qsop_492_sml.jpg)
ADT7483AARQZ-RL
Manufacturer Part Number
ADT7483AARQZ-RL
Description
IC TEMP SENSOR/ALARM 2CH 16-QSOP
Manufacturer
ON Semiconductor
Datasheet
1.ADT7483AARQZ.pdf
(24 pages)
Specifications of ADT7483AARQZ-RL
Function
Temp Monitoring System (Sensor)
Topology
ADC, Comparator, Multiplexer, Register Bank
Sensor Type
External & Internal
Sensing Temperature
-40°C ~ 125°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
16-QSOP
Full Temp Accuracy
+/- 2.5 C
Digital Output - Bus Interface
Serial (2-Wire)
Maximum Operating Temperature
+ 125 C
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
ADT7483A
SMBUS TIMING SPECIFICATIONS
Table 2.
Parameter
f
t
t
t
t
t
t
t
t
t
1
2
3
4
SCLK
LOW
HIGH
R
F
SU; STA
HD; STA
SU; DAT
SU; STO
BUF
Guaranteed by design, but not production tested.
Time from 10% of SDATA to 90% of SCLK.
Time for 10% or 90% of SDATA to 10% of SCLK.
Time for 90% of SCLK to 10% of SDATA.
2
3
4
SDATA
SCLK
1
STOP START
Limit at T
400
4.7
4
1
300
4.7
4
250
4
4.7
t
BUF
MIN
, T
MAX
t
t
LOW
HD;STA
t
HD;DAT
t
R
Unit
kHz max
μs min
μs min
μs max
ns max
μs min
μs min
ns min
μs min
μs min
Rev. 1 | Page 4 of 24 | www.onsemi.com
t
F
t
HIGH
Figure 2. Serial Bus Timing
t
SU;DAT
Description
Clock low period, between 10% points
Clock high period, between 90% points
Clock/data rise time
Clock/data fall time
Start condition setup time
Start condition hold time
Data setup time
Stop condition setup time
Bus free time between stop and start conditions
START
t
SU;STA
t
HD;STA
t
SU;STO
STOP