参数资料
型号: ADM1027ARQ-REEL
厂商: ON Semiconductor
文件页数: 45/56页
文件大小: 1822K
描述: IC REMOTE THERMAL CTRLR 24-QSOP
产品变化通告: MFG CHG Notification ADI to ON Semi
Product Discontinuation Notice 25/Aug/2008
标准包装: 2,500
系列: dBCool®
功能: 风扇控制,温度监控器
传感器类型: 内部和外部
感应温度: 0°C ~ 105°C,外部传感器
精确度: ±1°C
拓扑: ADC,比较器,风扇速度计数器,多路复用器,寄存器库
输出类型: SMBus?
输出警报:
输出风扇:
电源电压: 3 V ~ 5.5 V
工作温度: 0°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 24-SSOP(0.154",3.90mm 宽)
供应商设备封装: 24-QSOP
包装: 带卷 (TR)
ADM1027
Table XII. Register 0x43  VID Register (Power-On Default = 0x00 )
Bit
Name
R/W
Description
<4:0>
VID[4:0]
Read-Only
The VID[4:0] inputs from the CPU to indicate the expected processor core voltage. On
power-up, these bits reflect the state of the VID pins, even if monitoring is not enabled.
<7:5>
Reserved
Read-Only
Reserved for future use.
Table XIII. Voltage Limit Registers
Register Address
R/W
Description
Power-On Default
0x44
Read/Write
2.5 V Low Limit
0x00
0x45
Read/Write
2.5 V High Limit
0xFF
0x46
Read/Write
V
CCP
 Low Limit
0x00
0x47
Read/Write
V
CCP
 High Limit
0xFF
0x48
Read/Write
V
CC
 Low Limit
0x00
0x49
Read/Write
V
CC
 High Limit
0xFF
0x4A
Read/Write
5 V Low Limit
0x00
0x4B
Read/Write
5 V High Limit
0xFF
0x4C
Read/Write
12 V Low Limit
0x00
0x4D
Read/Write
12 V High Limit
0xFF
Setting the Configuration Register 1 lock bit has no effect on these registers.
High Limits: An interrupt is generated when a value exceeds its high limit ( > comparison).
Low Limits: An interrupt is generated when a value is equal to or below its low limit ( ?comparison).
Table XIV. Temperature Limit Registers
Register Address
R/W
Description
Power-On Default
0x4E
Read/Write
Remote 1 Temperature Low Limit
0x81
0x4F
Read/Write
Remote 1 Temperature High Limit
0x7F
0x50
Read/Write
Local Temperature Low Limit
0x81
0x51
Read/Write
Local Temperature High Limit
0x7F
0x52
Read/Write
Remote 2 Temperature Low Limit
0x81
0x53
Read/Write
Remote 2 Temperature High Limit
0x7F
Exceeding any of these temperature limits by 1
o
C will cause the appropriate status bit to be set in the interrupt status register. Setting
the Configuration Register 1 lock bit has no effect on these registers.
High Limits: An interrupt is generated when a value exceeds its high limit ( > comparison).
Low Limits: An interrupt is generated when a value is equal to or below its low limit (?comparison).
Rev. 3 | Page 45 of 56 | www.onsemi.com
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