DS1720S 查看數據表（PDF） - Dallas Semiconductor -> Maxim Integrated

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DS1720S

Econo – Digital Thermometer and Thermostat

Dallas Semiconductor -> Maxim Integrated 

READ DATA TRANSFER Figure 4

RST

CLK

DQ

tCC

tCDH

tDC

0

1

tCDD

7

tCCH

LSB

DATA

tCDZ

MSB

DATA

PROTOCOL

WRITE DATA TRANSFER Figure 5

RST

CLK

DQ

tCWH

tCC

tDC

0

tCL

tR

tCDH

tCH

1

7

tDC

LSB

DATA

tCCH

tF

tDCH

MSB

DATA

PROTOCOL

NOTE: tCL, tCH, tR, and tF apply to both read and write data transfer.

DS1720

tRDZ

RELATED APPLICATION NOTES

The following Application Notes can be applied to the

DS1720. These notes can be obtained from the Dallas

Semiconductor “Application Note Book”, via our web-

site at http:\\www.dalsemi.com/, or through our faxback

service at (972) 371–4441.

Application Note 67: “Applying and Using the DS1620

in Temperature Control Applications”

Application Note 85: “Interfacing the DS1620 to the Mo-

torola SPI Bus”

Application Note 105: “High Resolution Temperature

Measurement with Dallas Direct–to–Digital Tempera-

ture Sensors”

Sample DS1720 subroutines that can be used in con-

junction with AN105 can be downloaded from the web-

site or our Anonymous FTP Site.

030598 9/12

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