MAX14821 查看數據表（PDF） - Maxim Integrated
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MAX14821 Datasheet PDF : 30 Pages
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MAX14821
IO-Link Device Transceiver
TXEN
TXC AND TXQ
WU
MAX14821
C/Q
GND
TXEN
TXC AND TXQ
C/Q
WU
< tWUMIN
NO WAKE-UP
tWUMIN < tWU < tWUMAX
tWUL
NOTE: THE MAX14821 RECOGNIZES A WAKE-UP PULSE WHEN C/Q IS SHORTED FROM HIGH-TO-LOW OR FROM LOW-TO-HIGH FOR tWUMIN < tWU < tWUMAX.
Figure 5. Wake-Up Detection Timing
CS
SCLK
SDI
tCSS
tCSH
tDS
tDH
tCH
tCL
SDO
Figure 6. SPI Timing Diagram
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tCSH
tDO
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