參數(shù)資料
型號(hào): NCT75MNR2G
廠商: ON Semiconductor
文件頁(yè)數(shù): 9/15頁(yè)
文件大?。?/td> 181K
描述: IC SENSOR TEMP DGTL 8DFN
標(biāo)準(zhǔn)包裝: 3,000
功能: 溫度監(jiān)控系統(tǒng)(傳感器)
傳感器類(lèi)型: 內(nèi)部
感應(yīng)溫度: -55°C ~ 125°C
精確度: ±3°C
拓?fù)洌?/td> ADC(三角積分型),控制邏輯,寄存器庫(kù)
輸出類(lèi)型: 2 線(xiàn)串行,I²C?/SMBUS?
輸出警報(bào):
輸出風(fēng)扇: 無(wú)
電源電壓: 3 V ~ 5.5 V
工作溫度: -55°C ~ 125°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 8-VFDFN 裸露焊盤(pán)
供應(yīng)商設(shè)備封裝: 8-DFN(2x2)
包裝: 帶卷 (TR)
NCT75
http://onsemi.com
9
FRAME 1
SERIAL BUS ADDRESS BYTE
SDA
SCL
START BY
MASTER
FRAME 2
ADDRESS POINTER REGISTER BYTE
D7    D6    D5    D4    D3    D2    D1    D0
A6    A5    A4    A3    A2
A1    A0
1
1
9
9
STOP BY
MASTER
ACK. BY
NCT75
ACK. BY
NCT75
Figure 5. Writing to the Address Pointer Register
R/W
D7    D6    D5    D4    D3    D2    D1    D0
FRAME 3
DATA BYTE
ACK. BY
NCT75
STOP BY
MASTER
SDA (CONTINUED)
SCL (CONTINUED)
FRAME 1
SERIAL BUS ADDRESS BYTE
ACK. BY
NCT75
SDA
SCL
START BY
MASTER
FRAME 2
ADDRESS POINTER REGISTER BYTE
D7    D6    D5    D4    D3    D2    D1    D0
A6    A5    A4    A3    A2
A1    A0
ACK. BY
NCT75
1
1
9
9
1
9
Figure 6. Writing a Register Address to the Address Pointer Register, then
Writing a Single Byte of Data to the Configuration Register
R/W
D15  D14  D13  D12  D11  D10   D9    D8
FRAME 3
DATA BYTE
ACK. BY
NCT75
(CONTINUED)
FRAME 1
SERIAL BUS ADDRESS BYTE
ACK. BY
NCT75
SDA
SCL
START BY
MASTER
FRAME 2
ADDRESS POINTER REGISTER BYTE
D7    D6   D5   D4   D3   D2   D1   D0
A6    A5    A4    A3    A2    A1    A0
ACK. BY
NCT75
1
1
9
9
1
9
D7    D6   D5    D4    D3    D2   D1    D0
FRAME 4
DATA BYTE
ACK. BY
NCT75
STOP BY
MASTER
1
9
Figure 7. Writing to the Address Pointer Register Followed by
Two Bytes of Data to a 16 Bit Limit Register
SCL
(CONTINUED)
SDA
R/W
FRAME 1
SERIAL BUS ADDRESS BYTE
SDA
SCL
START BY
MASTER
FRAME 2
DATA BYTE FROM REGISTER
D7    D6    D5    D4    D3    D2    D1    D0
A6    A5    A4    A3    A2
A1    A0
1
1
9
9
STOP BY
MASTER
ACK. BY
NCT75
NO ACK. BY
MASTER
Figure 8. Reading Data from the Configuration Register
R/W
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