STCN75M2F(2007) データシートの表示（PDF） - STMicroelectronics

部品番号

コンポーネント説明

メーカー

STCN75M2F
(Rev.:2007)

Digital temperature sensor and thermal watchdog

STMicroelectronics 

STCN75

List of figures

List of figures

Figure 1.

Figure 2.

Figure 3.

Figure 4.

Figure 5.

Figure 6.

Figure 7.

Figure 8.

Figure 9.

Figure 10.

Figure 11.

Figure 12.

Figure 13.

Figure 14.

Figure 15.

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Figure 17.

Logic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Connections (SO8 and TSSOP8) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Functional block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Typical 2-wire interface connections diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Serial bus data transfer sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Acknowledgement sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Slave address location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Typical 2-byte READ from preset pointer location (e.g. Temp - TOS, THYS). . . . . . . . . . . . 22

Typical pointer set followed by an immediate READ for 2-byte register (e.g. temp). . . . . . 22

Typical 1-byte READ from the cofiguration register with preset pointer . . . . . . . . . . . . . . . 22

Typical pointer set followed by an immediate READ from the configuration register . . . . . 23

Configuration register WRITE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

TOS and THYS WRITE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Temperature variation vs. voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Bus timing requirements sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

SO8 – 8-pin, plastic small package outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

MSOP8 (TSSOP8) – 8-lead, thin shrink small package (3x3) outline. . . . . . . . . . . . . . . . . 32

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