emc2103-3-kp-tr Standard Microsystems Corp., emc2103-3-kp-tr Datasheet - Page 11
emc2103-3-kp-tr
Manufacturer Part Number
emc2103-3-kp-tr
Description
Emc2103 Rpm-based Fan Controller With Hardware Thermal Shutdown
Manufacturer
Standard Microsystems Corp.
Datasheet
1.EMC2103-3-KP-TR.pdf
(85 pages)
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RPM-Based Fan Controller with HW Thermal Shutdown
Datasheet
SMSC EMC2103
PIN NUMBER
EMC2103-1
N/A
N/A
N/A
10
12
11
4
5
6
7
8
9
The pin type are described in detail below. All pins labelled with (5V) are 5V tolerant.
PIN NUMBER
EMC2103 -2
10
12
13
14
15
16
11
5
6
7
8
9
Table 2.1 Pin Description for EMC2103 (continued)
SYS_SHDN
SHDN_SEL
PIN NAME
DN2 / DP3
DP2 / DN3
TRIP_SET
SMDATA
SMCLK
ALERT
GPIO2
TACH
PWM
DATASHEET
GND
11
Shutdown output - requires external
PWM - Push-Pull PWM drive output
Negative (cathode) analog input for
SMBus data input/output - requires
GPO2 - Open Drain digital output
(anode) analog input for External
(cathode) connection for External
Positive (anode) analog input for
Voltage input to set the Critical /
GPO2 - Push-pull digital output
Selects the hardware shutdown
PWM - Open Drain PWM drive
External Diode 2 and negative
GPI2 - General Purpose Input
External Diode 2 and positive
Active low interrupt - requires
Tachometer input for the Fan
channel and operating mode
Thermal Shutdown threshold
Active low Critical / Thermal
SMBus clock input - requires
external pull-up resistor.
external pull-up resistor
external pull-up resistor
Ground connection
output for the Fan
PIN FUNCTION
pull-up resistor
for the Fan
(default)
(default)
Diode 3
Diode 3
Revision 0.88 (06-30-08)
DIOD (5V)
PIN TYPE
OD (5V)
OD (5V)
OD (5V)
OD (5V)
DI (5V)
DI (5V)
DI (5V)
Power
AIO
AIO
AIO
AIO
DO
DO
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