參數資料
型號: LM75AD,112
廠商: NXP Semiconductors
文件頁數: 13/24頁
文件大?。?/td> 137K
描述: IC TEMP SENSOR DIGITAL 8-SOIC
特色產品: NXP - I2C Interface
標準包裝: 100
功能: 溫度監(jiān)視系統(tǒng)(傳感器),監(jiān)視器
傳感器類型: 內部
感應溫度: -55°C ~ 125°C
精確度: ±3°C(最小值)
拓撲: ADC(三角積分型),比較器,振蕩器,寄存器庫
輸出類型: 2 線串行,I²C?
輸出警報:
輸出風扇:
電源電壓: 2.8 V ~ 5.5 V
工作溫度: -55°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應商設備封裝: 8-SO
包裝: 管件
產品目錄頁面: 846 (CN2011-ZH PDF)
配用: 568-4002-ND - DEMO BOARD I2C
其它名稱: 568-4226-5
935269775112
LM75AD
LM75AD-ND
LM75A_4
?NXP B.V. 2007. All rights reserved.
Product data sheet
Rev. 04  10 July 2007
13 of 24
NXP Semiconductors
LM75A
Digital temperature sensor and thermal watchdog
Fig 8.   Write Tos or Thyst register (2-byte data)
002aad036
1  2    3    4    5    6    7    8    9    1    2    3    4    5    6    7    8    9
D7
SDA (cont.)
SCL (cont.)
D6  D5  D4  D3  D2  D1  D0  A    D7  D6  D5  D4  D3  D2  D1  D0   A
P
1
S
SDA
SCL
0    0    1   A2  A1  A0   W   A    0    0    0    0    0    0   P1  P0   A    (next)
(next)
1    2    3    4    5    6    7    8    9    1    2    3    4    5    6    7    8    9
device address
pointer byte
MSByte data
LSByte data
START
write
device
acknowledge
device
acknowledge
STOP
device
acknowledge
device
acknowledge
Fig 9.   Read Temp, Tos or Thyst register including pointer byte (2-byte data)
1  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
1   2   3   4   5   6   7   8   9
1   0   0   1  A2  A1  A0  R   A  D7 D6 D5 D4 D3 D2 D1 D0  A'  D7 D6 D5 D4 D3 D2 D1 D0 NA    P
1   2   3   4   5   6   7   8   9   0
1
S
0   0   1  A2  A1  A0 W  A    0   0   0   0   0   0  P1  P0  A
(next)
(next)
SDA
SCL
SDA (cont)
SCL (cont)
RS
002aad037
device address
pointer byte
device address
MSByte from device
LSByte from device
START
RE-START
write
device
acknowledge
device
acknowledge
read
master
acknowledge
master not
 acknowledged
device
acknowledge
STOP
Fig 10. Read Temp, Tos or Thyst register with preset pointer (2-byte data)
1   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
1
S
0   0   1  A2  A1  A0  R   A  D7 D6 D5 D4 D3 D2 D1 D0  A'  D7 D6 D5 D4 D3 D2 D1 D0 NA    P
SDA
SCL
002aad038
device address
MSByte from device
LSByte from device
START
read
master
acknowledge
master not
acknowledged
device
acknowledge
STOP
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