参数资料
型号: LM75BD,112
厂商: NXP Semiconductors
文件页数: 14/37页
文件大小: 520K
描述: IC TEMP SENSOR DIGITAL 8-SOIC
特色产品: Digital Temperature Sensor / Thermal Watchdog
标准包装: 100
功能: 温度监视系统(传感器),监视器
传感器类型: 内部
感应温度: -55°C ~ 125°C
精确度: ±3°C(最小值)
拓扑: ADC(三角积分型),比较器,振荡器,寄存器库
输出类型: 2 线串行,I²C?
输出警报:
输出风扇:
电源电压: 2.8 V ~ 5.5 V
工作温度: -55°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SO
包装: 管件
其它名称: 935285837112
LM75BD
LM75BD-ND
LM75B
All information provided in this document is subject to legal disclaimers.
?NXP B.V. 2014. All rights reserved.
Product data sheet
Rev. 5  22 January 2014
14 of 37
NXP Semiconductors
LM75B
Digital temperature sensor and thermal watchdog
 
 
 
Fig 7.    Write configuration register (1-byte data)
1   24
1
1
S
DA
CL
0   0   1   A2  A1  A0 W  A
0   0   0   0   0   0   0   1   A    0   0   0   D4  D3  D2  D1  D0  A
P
2   3   4   5   6   7   8   9   1   2   3   4   5   6   7   8   9   1   2   3   4   5   6   7   8   9
START
STOP
write
device
acknowledge
device
acknowledge
device
kn wl
device address
pointer byte
configuration data byte
Fig 8.    Read configuration register including pointer byte (1-byte data)
1
2
SCL
SDA
(next)
(next)
1    2    3    4    5    6    7    8    9    1    2    3    4    5    6    7    8    9
device address
pointer byte
START
RE-START
write
device
acknowledge
device
acknowledge
0    0    0    0    0    0    0    1    A
RS
1
S
0    0    1   A2  A1  A0  W   A
CL (cont.)
DA (cont.)
1    2    3    4    5    6    7    8    9    1    2    3    4    5    6    7    8    9
device address
data byte from device
STOP
read
master not
acknowledged
device
acknowled e
D7  D6  D5  D4  D3  D2  D1  D0
P
1    0    0    1   A2  A1  A0  R    A
NA
Fig 9.    Read configuration or temp register with preset pointer (1-byte data)
START
S
CL
DA
1    2    3    4    5    6    7    8    9    1    2    3    4    5    6    7    8    9
device address
data byte from device
STOP
read
master not
acknowledged
device
kn wl
D7  D6  D5  D4  D3  D2  D1  D0
P
1    0    0    1   A2  A1  A0  R    A
NA
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