DS1394U-33 데이터 시트보기 (PDF) - Maxim Integrated
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DS1394U-33 Datasheet PDF : 26 Pages
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Low-Voltage SPI/3-Wire RTCs with
Trickle Charger
CS
SCLK
DIN
tCC
tCDH
tDC
W/R
tR
tF
tCH
tCL
A6
DOUT
CPHA = 1
HIGH IMPEDANCE
WRITE ADDRESS BYTE
NOTE: SCLK CAN BE EITHER POLARITY SHOWN FOR CPOL = 1.
Figure 1a. Timing Diagram—SPI Read Transfer (Mode 3)
tCDD
A0
D7
tCDZ
D0
READ DATA BYTE
CS
tCC
tR
SCLK
tCL
tCDH
tCH
tDC
DIN
W/R
A6
tF
tCDD
A0
DOUT
HIGH IMPEDANCE
CPHA = 0
WRITE ADDRESS BYTE
NOTE: SCLK CAN BE EITHER POLARITY SHOWN FOR CPOL = 0.
Figure 1b. Timing Diagram—SPI Read Transfer (Mode 0)
tCDZ
D7
D0
READ DATA BYTE
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