EMC1422-2-ACZL SMSC, EMC1422-2-ACZL Datasheet - Page 8

• Manufacturer Part Number: EMC1422-2-ACZL
• Description: Board Mount Temperature Sensors DUAL TEMP SNSR
• Manufacturer: SMSC

Specifications of EMC1422-2-ACZL

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Chapter 2 Pin Description
APPLICATION NOTE: For the 5V tolerant pins that have a pull-up resistor (SMCLK, SMDATA, SYS_SHDN, and
Revision 1.36 (07-02-09)
PIN NUMBER
1
2
3
4
5
6
7
8
The pin types are described below:
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.
ALERT), the voltage difference between VDD and the pull-up voltage must never exceed
3.6V.
VDD
DP
DN
SYS_SHDN
GND
ALERT
SMDATA
SMCLK
SYS_SHDN
NAME
Table 2.1 EMC1422 Pin Description
VDD
Figure 2.1 EMC1422 Pin Diagram
DP
DN
1
2
3
4
DATASHEET
Power supply
External diode positive (anode)
connection
External diode negative (cathode)
connection
Active low System Shutdown output
signal - requires pull-up resistor
which selects the Hardware
Thermal Shutdown Limit
Ground
Active low digital ALERT output
signal - requires pull-up resistor
SMBus Data input/output - requires
pull-up resistor
SMBus Clock input - requires pull-
up resistor
8
FUNCTION
1°C Temperature Sensor with Hardware Thermal Shutdown
5
8
7
6
SMCLK
SMDATA
GND
ALERT
Power
AIO
AIO
OD (5V)
Power
OD (5V)
DIOD (5V)
DI (5V)
TYPE
SMSC EMC1422
Datasheet