1°C Temperature Sensor with Beta Compensation
Datasheet
Chapter 2 Pin Description
Table 2.1 EMC1403 and EMC1404 Pin Description
PIN NUMBER
1
2
3
4
VDD
DP1
DN1
DP2
NAME
FUNCTION
Power supply
External diode 1 positive (anode)
connection
External diode 1 negative (cathode)
connection
External diode 2 positive (anode)
connection / External Diode 3
negative (cathode) connection for
anti-parallel diodes
External diode 2 negative (cathode)
connection / External Diode 3
positive (anode) connection for anti-
parallel diodes
Ground
Critical THERM output signal -
requires pull-up resistor
Active low digital ALERT output
signal - requires pull-up resistor
SMBus Data input/output
SMBus Clock input
Power
AIO
AIO
AIO
TYPE
5
DN2
AIO
6
7
8
9
10
GND
THERM
ALERT
SMDATA
SMCLK
The pin types are described below:
Power
OD
OD
DIOD
DI
Power - these pins are used to supply either VDD or GND to the device.
AIO - Analog Input / Output.
DI - Digital Input.
OD - Open Drain Digital Output.
DIOD - Digital Input / Open Drain Output.
Revision 1.16 (03-15-07)
8
SMSC EMC1403/EMC1404
DATASHEET
SMSC [ SMSC CORPORATION ]
