emc2106 Standard Microsystems Corp., emc2106 Datasheet - Page 12

• Manufacturer Part Number: emc2106
• Description: Emc2106 Dual Rpm-based Linear Fan Controller With Hardware Thermal Shutdown
• Manufacturer: Standard Microsystems Corp.

Revision 1.74 (05-08-08)
PIN NUMBER
EMC2106
10
11
12
13
14
15
16
17
18
19
20
9
OVERT1# / PWM1
TACH2 / GPIO2
PWM2 / GPIO3
SYS_SHDN#
PIN NAME
Table 2.1 Pin Description for EMC2106 (continued)
FAN_OUT
FAN_OUT
SMDATA
VDD_5V
VDD_5V
SMCLK
TACH1
GPIO6
DATASHEET
PWM2 - Open Drain PWM drive output for
PWM1 - Open Drain PWM drive output for
Dual RPM-Based Linear Fan Controller with Hardware Thermal Shutdown
PWM2 - Push-Pull PWM drive output for
PWM1 - Push-Pull PWM drive output for
OVERT1# - Active low interrupt for the
GPO6 - General Purpose open drain
GPO3 - General Purpose open drain
GPO2 - General Purpose open drain
SMBus clock input - requires external
TACH2 - Tachometer input for Fan 2
Active low Critical System Shutdown
GPO6 - General Purpose push/ pull
GPO3 - General Purpose push-pull
GPO2 - General Purpose push-pull
SMBus data input/output - requires
Supply for High Side Fan Driver
Supply for High Side Fan Driver
GPI6 - General Purpose Input
GPI3 - General Purpose Input
GPI2 - General Purpose Input
12
High Side Fan Driver Output
High Side Fan Driver Output
Tachometer input for Fan 1
External Diode 1 channel
external pull-up resistor
PIN FUNCTION
pull-up resistor
Fan 2 (default)
(default)
Output.)
(default)
(default)
Output
Output
Output
Output
Output
output
Fan 2
Fan 1
Fan 1
DIOD (5V)
DIOD (5V)
PIN TYPE
OD (5V)
OD (5V)
OD (5V)
OD (5V)
OD (5V)
OD (5V)
OD (5V)
SMSC EMC2106
DI (5V)
DI (5V)
DI (5V)
DI (5V)
DI (5V)
Power
Power
Power
Power
DO
DO
DO
DO
DO
Datasheet