ADT7468ARQ ON Semiconductor, ADT7468ARQ Datasheet - Page 13

• Manufacturer Part Number: ADT7468ARQ
• Description: IC REMOTE THERMAL CTRLR 24-QSOP
• Manufacturer: ON Semiconductor
• Series: dBCool®r

Specifications of ADT7468ARQ

• Rohs Status: RoHS non-compliant
• 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

SDA
SCL
SDA
SCL
START BY
MASTER
START BY
MASTER
System Management Bus Specifications Rev. 2
1
0
1
0
1
1
SERIAL BUS ADDRESS BYTE
SERIAL BUS ADDRESS BYTE
0
0
1
FRAME 1
1
FRAME 1
1
1
1
1
0
0
R/W
R/W
ADT7468
ACK. BY
ADT7468
ACK. BY
9
9
D7
D7
1
1
D6
D6
ADDRESS POINTER REGISTER BYTE
D5
D5
DATA BYTE FROM ADT7468
D4
D4
FRAME 2
S
1
FRAME 2
D3
ADDRESS
D3
SLAVE
2
D2
D2
W A
D1
D1
3
REGISTER
ADDRESS
D0
D0
NO ACK. BY
4
MASTER
ADT7468
ACK. BY
9
9
5 6
A P
STOP BY
MASTER
STOP BY
MASTER
ADT7468