ADT7462ACPZ-REEL7 ON Semiconductor, ADT7462ACPZ-REEL7 Datasheet - Page 12

• Manufacturer Part Number: ADT7462ACPZ-REEL7
• Description: IC TEMP/VOLT MONITOR 32-LFCSP
• Manufacturer: ON Semiconductor

Specifications of ADT7462ACPZ-REEL7

• Function: Fan Control, Temp Monitor
• Topology: ADC, Comparator, Multiplexer, Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: -40°C ~ 125°C, External Sensor
• Output Type: SMBus™
• Output Alarm: No
• Output Fan: Yes
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 32-LFCSP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Configuration Option 3
in the system for Processor 1 and Processor 2. Additional
pins can be configured for fan control, VIDs, or GPIOs, as
required. Features of Configuration Option 3 include the
following:
•
•
•
•
•
•
•
•
•
•
•
•
•
Option 3 is chosen.
Configuration Option 3 is used to monitor all the voltages
Figure 21 shows the pin configuration when Configuration
Up to 13 different voltages monitored
Three +12V
+5V
+3.3V
+2.5V
+1.8V
Two +1.5V
Two +1.2V (V
0.9V
V
One local and one remote temperature channels
Up to three PWM drives and up to four TACH inputs
RESET I/O
BATT
TACH1
TACH2
TACH3
TACH4
+12V1
+12V2
GND
V
CC
Figure 21. Configuration Option 3
1
2
3
4
5
6
7
8
CCP1
, V
PIN 1
INDICATOR
(Not to Scale)
ADT7462
TOP VIEW
CCP2
)
24
23
22
21
20
19
18
17
V
V
+12V3
+5V
SCSI_TERM2
+0.9V
D2–
D2+
CCP2
CCP1
http://onsemi.com
12
Table 4. Configuration Option 3
†If VIDs are selected, these pins are configured as VIDs. To
28
31
32
Pin
13
15
16
19
20
21
22
23
24
25
26
27
29
1
2
3
4
7
8
enable VIDs, set Bit 7 of Pin Configuration Register 1 (0x10) = 1.
†
†
†
†
†
†
†
Function
TERM1
TERM2
TACH1
TACH2
TACH3
TACH4
GPIO7
GPIO8
PWM1
PWM2
+12V1
+12V2
SCSI_
SCSI_
+12V3
V
V
+1.5V/
+1.5V/
+3.3V
+1.8V
+0.9V
+1.2V
V
+5V
CCP1
CCP2
BATT
CI
Configuration Register
Pin Configuration Reg 1
Pin Configuration Reg 1
Pin Configuration Reg 1
Pin Configuration Reg 1
Pin Configuration Reg 1
Pin Configuration Reg 2
Pin Configuration Reg 2
Pin Configuration Reg 1
Pin Configuration Reg 1
Pin Configuration Reg 1
Pin Configuration Reg 1
Pin Configuration Reg 2
Pin Configuration Reg 2
Pin Configuration Reg 2
Pin Configuration Reg 3
Pin Configuration Reg 3
Pin Configuration Reg 3
Pin Configuration Reg 3
Pin Configuration Reg 4
Pin Configuration Reg 4
Pin Configuration Reg 4
Pin Configuration Reg 4
Bit 4 = 1
Bit 3 = 1
Bit 2 = 1
Bit 1 = 1
Bit 0 = 0
Bit 7 = 0
Bit 6 = 0
Bit 6 = 0
Bit 6 = 0
Bit 5 = 0
Bit 5 = 0
Bit 3 = 0
Bit 2 = 0
Bits [1:0] = 00
Bits [7:6] = 00
Bits [5:4] = 01
Bits [3:2] = 00
Bit 1 = 1
Bits [7:6] = 01
Bits [5:4] = 01
Bit 3 = 1
Bit 2 = 1
Bit Value