ADT7468 Analog Devices, Inc., ADT7468 Datasheet - Page 36

• Manufacturer Part Number: ADT7468
• Description: Dbcool Remote Thermal Controller And Voltage Monitor
• Manufacturer: Analog Devices, Inc.

ADT7468
Y
Y
AFTER THE FAIL-SAFE TIMEOUT
FAIL-SAFE TIMER ELAPSES
ADT7468 IS POWERED UP
START FAIL-SAFE TIMER
HAS THE ADT7468 BEEN
HAS THE ADT7468 BEEN
HAS THE ADT7468 BEEN
SMBUS TRANSACTION?
SMBUS TRANSACTION?
SMBUS TRANSACTION?
ACCESSED BY A VALID
ACCESSED BY A VALID
ACCESSED BY A VALID
IS V
ADT7468 NORMALLY
CCP
START UP THE
ABOVE 0.75V?
N
Y
N
Y
Figure 48. Power-On Flow Chart
N
N
RUN THE FANS TO FULL SPEED
HAS THE ADT7468 BEEN
SMBUS TRANSACTION?
ACCESSED BY A VALID
SWITCH OFF FANS
CHECK V
Y
CCP
N
Rev. A | Page 36 of 84