EMC1188 Datasheet, PDF (11/48 Pages) Microchip Technology – Notebook Computers

Quad Channel 1°C Temperature Sensor with Hardware Thermal Shutdown and 1.8V SMBus Communications
Datasheet
Table 3.2 Electrical Specifications (continued)
V_DD = 3.0V to 3.6V, T_A = -40°C to 125°C, all typical values at T_A = 27°C unless otherwise noted.
CHARACTERISTIC SYMBOL MIN TYP MAX UNITS
CONDITIONS
1120
µA
Temperature Accuracy
Temperature Resolution
Temperature Accuracy
Internal Temperature Monitor
±0.25 ±1
°C
±2
°C
0.125
°C
External Temperature Monitor
±0.25 ±1
°C
Temperature Resolution
Capacitive Filter
C_FILTER
Output Low Voltage
Leakage Current
V_OL
I_LEAK
±0.5 ±2
°C
0.125
°C
2.2
2.7
nF
ALERT and SYS_SHDN pins
0.4
V
±5
µA
> 16 conversions / sec, dynamic
averaging enabled
-5°C < T_A < 100°C
-40°C < T_A < 125°C
+20°C < T_DIODE < +110°C
0°C < T_A < 100°C
-40°C < T_DIODE < 127°C
Connected across external diode
I_SINK = 8mA
ALERT and pins
Device powered or unpowered
T_A < 85°C
pull-up voltage < 3.6V
3.3
SMBus Electrical Characteristics
Table 3.3 SMBus Electrical Specifications
V_DD = 3.0 to 3.6V, T_A = -40°C to 125°C, all typical values are at T_A = 27°C unless otherwise noted.
CHARACTERISTIC
SYMBOL MIN TYP MAX UNITS
CONDITIONS
Input High Voltage
V_IH
Input Low Voltage
V_IL
Leakage Current
I_LEAK
Hysteresis
Input Capacitance
C_IN
Output Low Sink Current I_OL
SMBus Interface
1.4
V_DD V
-0.3
0.8 V
±5
µA
50
mV
5
pF
8.2
15
mA
5V Tolerant. Voltage threshold
based on 1.8V operation
5V Tolerant. Voltage threshold
based on 1.8V operation
Powered or unpowered
TA < 85°C
SMDATA = 0.4V
SMSC EMC1188
11
DATASHEET
Revision 1.0 (07-11-13)