ADT7468ARQZ-RL7 ON Semiconductor, ADT7468ARQZ-RL7 Datasheet - Page 36

• Manufacturer Part Number: ADT7468ARQZ-RL7
• Description: IC REMOTE THERMAL CTLR 24QSOP
• Manufacturer: ON Semiconductor
• Series: dBCool®r

Specifications of ADT7468ARQZ-RL7

• Function: Fan Control, Temp Monitor
• Topology: ADC, Comparator, Fan Speed Counter, Multiplexer, Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: -40°C ~ 120°C, External Sensor
• Output Type: SMBus™
• Output Alarm: No
• Output Fan: Yes
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 120°C
• Mounting Type: Surface Mount
• Package / Case: 24-QSOP
• Full Temp Accuracy: +/- 2 C
• Digital Output - Bus Interface: Serial (2-Wire, 3-Wire, 4-Wire)
• Maximum Operating Temperature: + 120 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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
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