emc2106 Standard Microsystems Corp., emc2106 Datasheet - Page 9

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

Dual RPM-Based Linear Fan Controller with Hardware Thermal Shutdown
Datasheet
Chapter 1 Block Diagram
SMSC EMC2106
TRIP_SET*
DN4 / DP3*
DP4 / DN3*
FAN_OUT
CLK_IN*
VDD_5V
TACH2*
PWM1*
PWM2*
PWM3*
PWM4*
TACH1
DN1
DN2
DP1
DP2
External
Internal
Diodes
parallel
Drivers
Temp
Temp
Diode
Tachs
Driver
diode
PWM
Anti-
High
Side
Fan
DAC2*
DAC
Analog
Mux
Figure 1.1 EMC2106 Block Diagram
Configuration
Table / RPM
DATASHEET
Shutdown
11 bit Σ Δ
Lookup
Control
Thermal
Logic
ADC
* denotes multiple pin functions
9
Temp Limit
Temp Registers
Registers
Reference
Protocol
SMBus
GPIOs
Slave
Revision 1.74 (05-08-08)
ADDR_SEL
SMCLK
SMDATA
ALERT#
OVERT1#*
OVERT2#*
OVERT3#*
GPIO6
GPIO5*
GPIO4*
GPIO3*
GPIO2*
GPIO1*
VREF*