参数资料
型号: MAX6639FAEE+T
厂商: Maxim Integrated
文件页数: 12/22页
文件大小: 234K
描述: IC 2CH TEMP MONITOR 16-QSOP
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: 0°C ~ 150°C,外部传感器
精确度: -2.5°C 本地(最大),±1°C 远程(最大)
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 ~ 3.6 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-SSOP(0.154",3.90mm 宽)
供应商设备封装: 16-QSOP
包装: 带卷 (TR)
2-Channel Temperature Monitor with Dual,
Automatic, PWM Fan-Speed Controller
12
Maxim Integrated
MAX6639/MAX6639F
READ/
WRITE
REGISTER
NO.
ADDRESS
POR
STATE
FUNCTION
D7
D6
D5
D4
D3
D2
D1
D
0
R/W
12h
0000
0000
Fan 1
configuration
2b
RPM step-
size B
(MSB)
RPM step-
size B
RPM step-
size B
RPM
step-size
B (LSB)
Start
step-size
B (MSB)
Start
step-size
B
Start step-
size B
S tar t step -
si
ze B ( LS B)
R/W
13h
0100
0001
Fan 1
configuration
3
Spin-up
disable
THERM to
full-speed
enable
Pulse
stretching
disable
Reserved Reserved Reserved
Fan PWM
frequency
(MSB)
Fan P WM
fr
eq uency
( LSB)
R/W
14h
1000
0010
Fan 2
configuration
1
PWM
mode
Step-size
delay
(MSB)
Step-size
delay
Step-size
delay
(LSB)
Fan 2
channel 1
control
Fan 2
channel 2
control
RPM
range
select
RP M r ang e
select
R/W
15h
0000
0000
Fan 2
configuration
2a
RPM step-
size A
(MSB)
RPM step-
size A
RPM step-
size A
RPM
step-size
A (LSB)
Temp
step-size
A (MSB)
Temp
step-size
A (LSB)
PWM
100%
duty
cycle
M i
ni m
um fan
sp
eed :
0 = 0%, 1=
value in 22h
R/W
16h
0000
0000
Fan 2
configuration
2b
RPM step-
size B
(MSB)
RPM step-
size B
RPM step-
size B
RPM
step-size
B (LSB)
Start
step-size
B (MSB)
Start
step-size
B
Start step-
size B
S tar t step -
si
ze B ( LS B)
R/W
17h
0100
0001
Fan 2
configuration
3
Spin-up
disable
THERM to
full-speed
enable
Pulse
stretching
disable
Reserved Reserved Reserved
Fan PWM
frequency
(MSB)
Fan P WM
fr
eq uency
( LSB)
R
20h
1111
1111
Fan 1
tachometer
count
MSB






LS B
R
21h
1111
1111
Fan 2
tachometer
count
MSB






LS B
R/W
22h
1111
1111
Fan 1 start
tach count/
target tach
count
MSB






LS B
R/W
23h
1111
1111
Fan 2 max
tach count/
target tach
count
MSB






LS B
R/W
24h
0100
0000
Pulses per
revolution/
fan 1
minimum
tach count
Pulse per
revolution
(MSB)
Pulse per
revolution
(LSB)
Fan 1 min
tach count
(MSB)
Fan 1 min
tach
count
Fan 1 min
tach
count
Fan 1 min
tach
count
Fan 1 min
tach
count
Fan 1 mi n
tach count
( LSB)
R/W
25h
0100
0000
Pulses per
revolution/
fan 2
minimum
tach count
Pulse per
revolution
(MSB)
Pulse per
revolution
(LSB)
Fan 2 min
tach count
(MSB)
Fan 2 min
tach
count
Fan 2 min
tach
count
Fan 2 min
tach
count
Fan 2 min
tach
count
Fan 2 mi n
tach count
( LSB)
R
26h
0000
0000
Fan 1 cur r ent
d uty cycl e
MSB






LS B
Table 4. Register Map (continued)
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MAX6639FATE+ 功能描述:板上安装温度传感器 2Ch Temperature Monitor RoHS:否 制造商:Omron Electronics 输出类型:Digital 配置: 准确性:+/- 1.5 C, +/- 3 C 温度阈值: 数字输出 - 总线接口:2-Wire, I2C, SMBus 电源电压-最大:5.5 V 电源电压-最小:4.5 V 最大工作温度:+ 50 C 最小工作温度:0 C 关闭: 安装风格: 封装 / 箱体: 设备功能:Temperature and Humidity Sensor
MAX6639FATE+T 功能描述:板上安装温度传感器 2Ch Temperature Monitor RoHS:否 制造商:Omron Electronics 输出类型:Digital 配置: 准确性:+/- 1.5 C, +/- 3 C 温度阈值: 数字输出 - 总线接口:2-Wire, I2C, SMBus 电源电压-最大:5.5 V 电源电压-最小:4.5 V 最大工作温度:+ 50 C 最小工作温度:0 C 关闭: 安装风格: 封装 / 箱体: 设备功能:Temperature and Humidity Sensor
MAX6639YAEE+ 功能描述:板上安装温度传感器 2Ch Temperature Monitor RoHS:否 制造商:Omron Electronics 输出类型:Digital 配置: 准确性:+/- 1.5 C, +/- 3 C 温度阈值: 数字输出 - 总线接口:2-Wire, I2C, SMBus 电源电压-最大:5.5 V 电源电压-最小:4.5 V 最大工作温度:+ 50 C 最小工作温度:0 C 关闭: 安装风格: 封装 / 箱体: 设备功能:Temperature and Humidity Sensor
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