EMC1424 SMSC Corporation, EMC1424 Datasheet - Page 11

• Manufacturer Part Number: EMC1424
• Description: (EMC1423 / EMC1424) Temperature Sensor
• Manufacturer: SMSC Corporation

1°C Temperature Sensor with Hardware Thermal Shutdown
Datasheet
SMSC EMC1423/EMC1424
Temperature Accuracy
Temperature Resolution
Temperature Accuracy
Temperature Resolution
Capacitive Filter
Output Low Voltage
Power up time
CHARACTERISTIC
V
DD
= 3.0V to 3.6V, T
Note 3.1
During the power up time, SMBus communication is permitted, however the SYS_SHDN
and ALERT pins must not be pulled low.
t
t
C
V
SYMBOL
CONV
CONV
FILTER
OL
A
= -40°C to 125°C, all typical values at T
Table 3.2 Electrical Specifications (continued)
0.4
MIN
ALERT and SYS_SHDN pins
External Temperature Monitor
Internal Temperature Monitor
DATASHEET
±0.25
0.125
±0.25
±0.5
0.125
190
150
2.2
TYP
11
±1
±2
±1
±2
2.5
15
MAX
°C
°C
°C
°C
°C
°C
ms
ms
nF
V
ms
UNITS
A
= 27°C unless otherwise noted.
0°C < T
+20°C < T
0°C < T
-40°C < T
EMC1423, default settings
EMC1424, default settings
I
Note 3.1
Connected across external diode
Temp selection read
SINK
= 8mA
A
A
< 85°C
< 85°C
DIODE
DIODE
CONDITIONS
Revision 1.16 (03-15-07)
< 127°C
< +100°C