1°C Temperature Sensor with Beta Compensation
Datasheet
Chapter 1 Block Diagram
VDD
EMC1403/04
Conversion Rate Register
Low Limit Registers
Switching
Current
High Limit Registers
DP1
DN1
External
Temperature
Register(s)
DP2
Anti-parallel
diodes
Analog
Mux
ΔΣ ADC
DN2
Internal
Temperature
Register
THERM Limit Register
THERM Hysteresis Register
Internal
Temp Diode
SMCLK
SMDATA
ALERT
Configuration Register
Interupt Masking
Status Registers
THERM
GND
Figure 1.1 EMC1403/EMC1404 Block Diagram
1.1
Part Selection
The EMC1403 and EMC1404 device configuration is highlighted below.
Table 1.1 Part Selection
FUNCTIONALITY
DIODE 1
DEFAULT
CONFIGURATION
DIODE 2
DEFAULT
CONFIGURATION
PART
NUMBER
SMBUS
ADDRESS
EXTERNAL
DIODES
PRODUCT
ID
OTHER
EMC1403 - 1 -
AIZL
1001_100xb
1001_101xb
0011_000xb
0101_001xb
Software program-
mable and mask-
able High Limits
EMC1403 - 2 -
AIZL
Detect Diode w/ REC
enabled
Detect Diode w/ REC
enabled
2
21h
Software program-
mable THERM
Limits
EMC1403 - 3 -
AIZL
EMC1403 - 4 -
AIZL
SMSC EMC1403/EMC1404
7
Revision 2.0 (08-10-12)
DATASHEET
SMSC [ SMSC CORPORATION ]
