SX8743 View Datasheet(PDF) - Semtech Corporation
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SX8743 Datasheet PDF : 24 Pages
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SX8733/SX8743/SX8744
Digital temperature sensor
ADVANCED COMMUNICATIONS & SENSING
1.3. Electrical Specification
All values valid within the operating conditions unless otherwise specified.
Parameter
Symbol
Conditions
Min
Operating Conditions
Power supply
VDD
2.7
Operating temperature
TJ
Operating temperature =
Junction temperature
-40
Current Consumption
Active current
IVDD,ACTIVE
10 Hz sampling rate
No track cancellation mode
Current in standby mode
IVDD,STDBY
Temperature to Digital Converter
Temperature resolution
TRESOL
Remote temperature error1
TD,ERR1
TJ = 25°C to 85°C
TD = 25°C to 100°C
-1.5
TD,ERR2
TJ = 25°C to 85°C
TD = - 40°C to 125°C
-3
Local temperature error1
TJ,ERR1
TJ = 25°C to 85°C
-2
TJ,ERR2
TJ = - 40°C to 125°C
Conversion time
tCONV
10Hz sampling rate
I2
Remote-diode source current
I1
High level
Low level
Alarm output low voltage
VOL,AL
IOL< 4mA
Leakage current
ID,LEAK
Standby mode
-1
SMBus - Compatible Interface SMBCLK & SMBDAT
Input logic high
VIH
2.1
Input logic low
VIL
Output logic low
VOL
IOL< 4mA
Current leakage on SMBCLK/
SMBDAT
ILEAK,SMB
-1
Capacitive load on SMBCLK/
SMBDAT
CBUS
1. Specification with VDD=3.0V to 3.6V and track resistance cancellation disabled.
DATASHEET
Typ
Max
Unit
3.3
5.5
V
125
°C
250
400
uA
10
40
uA
0.125
±0.5
±1.5
±0.75
±1.5
100
100
10
°C
1.5
°C
3
°C
2
°C
°C
ms
uA
uA
0.4
V
1
uA
V
0.8
V
0.4
V
1
uA
5
pF
ACS Revision 2.91/February 2010
©2010 Semtech Corp.
Page 4
www.semtech.com
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