Dual Channel 1°C Temperature Sensor with Beta Compensation and 1.8V SMBus Communications
Datasheet
Table 3.2 Electrical Specifications (continued)
VDD = 3.0V to 3.6V, TA = -40°C to 125°C, all typical values at TA = 27°C unless otherwise noted.
CHARACTERISTIC
SYMBOL
MIN
TYP
325
MAX
465
UNITS
CONDITIONS
µA
4 conversions / sec, dynamic
averaging disabled
890
1120
170
1050
µA
µA
µA
4 conversions / sec, dynamic
averaging enabled
> 16 conversions / sec, dynamic
averaging enabled
Standby Supply Current
IDD
230
Device in Standby mode, no SMBus
communications, ALERT and
THERM pins not asserted.
Internal Temperature Monitor
Temperature Accuracy
Temperature Resolution
Temperature Accuracy
±0.25
±1
±2
°C
°C
°C
-5°C < TA < 100°C
-40°C < TA < 125°C
0.125
External Temperature Monitor
±0.25
±1
°C
+20°C < TDIODE < +110°C
0°C < TA < 100°C
±0.5
0.125
190
±2
°C
°C
ms
-40°C < TDIODE < 127°C
Temperature Resolution
Conversion Time all
Channels
tCONV
default settings
Capacitive Filter
CFILTER
2.2
2.7
nF
Connected across external diode
ALERT / THERM2 and THERM pins
Output Low Voltage
Leakage Current
VOL
0.4
V
ISINK = 8mA
ILEAK
±5
µA
ALERT / THERM2 and SYS_SHDN
pins
Device powered or unpowered
TA < 85°C
pull-up voltage < 3.6V
SMSC EMC1182
11
Revision 1.0 (07-11-13)
DATASHEET
SMSC [ SMSC CORPORATION ]
