参数资料
型号: MAX6641AUB96+T
厂商: Maxim Integrated
文件页数: 6/17页
文件大小: 468K
描述: IC TEMP MONITOR SMBUS 10UMAX
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
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: -40°C ~ 125°C,外部传感器
精确度: ±4°C(最小值)
拓扑: ADC,PWM 发生器,转速计计数器
输出类型: I²C?/SMBus?
输出警报:
输出风扇:
电源电压: 3 V ~ 5.5 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
供应商设备封装: 10-uMAX
包装: 带卷 (TR)
SMBus-Compatible Temperature Monitor with
Automatic PWM Fan-Speed Controller
6  _______________________________________________________________________________________
READ
WRITE
REGISTER
ADDRESS
POR
STATE
F  N  TI  N
NAME
D7
D6
D5
D4
D3
D2
D1
D
R
00h
0000 0000
Read remote
(external)
temperature
MSB
(+128癈)
(+64癈)
(+32癈)
(+16癈)   (+8癈)    (+4癈)    (+2癈)
LSB
+1?/DIV>
R
01h
0000 0000
Read local
(internal)
temperature
MSB
(+128癈)
(+64癈)
(+32癈)
(+16癈)   (+8癈)    (+4癈)    (+2癈)
LSB
+1?/DIV>
R W
02h
0000 00xx
Configuration
byte
Reserved
set to 0
Reserved
set to 0
Timeout: 0 =
enabled, 1 =
disabled
Fan
PWM
invert
Min duty
cycle:
0 = 0%,
1 = fan-
start duty
cycle
Spin-up
disable
X
X
R W
03h
0110 1110
Remote-diode
temperature
OT limit
MSB
(+128癈)
(+64癈)
(+32癈)
(+16癈)   (+8癈)    (+4癈)    (+2癈)
LSB
+1?/DIV>
R W
04h
0101 0000
Local-diode
temperature
OT limit
MSB
(+128癈)
(+64癈)
(+32癈)
(+16癈)   (+8癈)    (+4癈)    (+2癈)
LSB
+1?/DIV>
R
05h
00xx xxxx
OT status
Remote 1
= fault
Local 1 =
fault
X
X
X
X
X
X
R W
06h
00xx xxxx
OT mask
Remote 1
= masked
Local 1 =
masked
X
X
X
X
X
X
R W
07h
0110 000x
(96 = 40%)
Fan-start duty
cycle
MSB
(128/240)
(64/240)
(32/240)
( 16/240)   (8/240)    (4/240)
LSB
(2/240)
X
R W
08h
1111 000x
(240 =
100%)
Fan maximum
duty cycle
MSB
(128/240)
(64/240)
(32/240)
( 16/240)   (8/240)    (4/240)
LSB
(2/240)
X
R W
09h
0000 000x
Fan target duty
cycle
MSB
(128/240)
(64/240)
(32/240)
( 16/240)   (8/240)    (4/240)
LSB
(2/240)
X
R
0Ah
0000 000x
Fan
instantaneous
duty cycle
MSB
(128/240)
(64/240)
(32/240)
( 16/240)   (8/240)    (4/240)
LSB
(2/240)
X
R W
0Bh
0000 0000
Remote-diode
fan-start
temperature
MSB
(+128癈)
(+64癈)
(+32癈)
(+16癈)   (+8癈)    (+4癈)    (+2癈)
LSB
+1?/DIV>
Table 1. Register Functions
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