EMC6D102
Fan Control Device with
Hardware Monitoring
and Acoustic Noise
Reduction Features
PRODUCT FEATURES
3.3 Volt Operation (5 Volt Tolerant Input Buffers)
SMBus 2.0 compliant interface (Fixed, Not
Discoverable) With Three Slave Address Options
Fan Control
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PWM (Pulse width Modulation) Outputs (3)
Fan Tachometer Inputs (4)
Individual status and enable bits per tach input
Programmable automatic fan control based on
temperature
— Fan ramp rate control for acoustic noise reduction
Data Brief
Voltage Monitor
— Monitor Power supplies (+2.5V, +5V, +12V, Vccp, and
VCC)
— Individual status and enable bits per voltage input
— Limit Comparison of all Monitored Values
— Interrupt Pin for out-of-limit Voltage Indication
— Supports 4 programmable voltage averaging modes
— 2 monitoring modes: Continuous or Cycle (Power
Saving mode)
— Offers 2 Low Power Modes when monitoring is off:
Sleep and Shutdown
Temperature Monitor
— Monitoring of Two Remote Thermal Diodes (+/- 3 deg
C accuracy)
— Internal Ambient Temperature Measurement
— Limit Comparison of all Monitored Values
— Individual status and enable bits per thermal input
— Interrupt Pin for out-of-limit Temperature Indication
— Configurable offset for internal or external temperature
channels.
— Supports 4 programmable temperature averaging
modes
— 2 monitoring modes: Continuous or Cycle (Power
Saving mode)
— Offers 2 Low Power Modes when monitoring is off:
Sleep and Shutdown
5 VID (Voltage Identification) inputs
XOR Tree test mode
Mechanical Package (24-pin SSOP; Green, Lead-
free)
SMSC EMC6D102
PRODUCT PREVIEW
Revision 0.4 (06-15-06)
SMSC [ SMSC CORPORATION ]
