DS1722S 데이터 시트보기 (PDF) - Maxim Integrated
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DS1722S Datasheet PDF : 14 Pages
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TIMING DIAGRAM: 3-WIRE WRITE DATA TRANSFER Figure 10
DS1722
*I/O is SDI and SDO tied together.
AC ELECTRICAL CHARACTERISTICS: SPI Interface
(-55°C to +120°C, 2.65V ≤ VDD ≤ 5.5V)
PARAMETER
SYMBOL CONDITION MIN TYP MAX UNITS NOTES
Data to SCLK Setup
t DC
35
ns
5, 6
SCLK to Data Hold
t CDH
35
ns
5, 6
SCLK to Data Valid
t CDD
80
ns
5, 6, 7
SCLK Low Time
tCL
100
ns
6
SCLK High Time
tCH
100
ns
6
SCLK Frequency
t CLK
DC
5.0 MHz
6
SCLK Rise and Fall
tR, tF
200
ns
CE to SCLK Setup
tCC
400
ns
6
SCLK to CE Hold
tCCH
100
ns
6
CE Inactive Time
tCWH
400
ns
6
CE to Output High Z
t CDZ
40
ns
5, 6
TIMING DIAGRAM: SPI READ DATA TRANSFER Figure 11
12 of 14
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