Datasheet

MAX14820
IO-Link Device Transceiver
10Maxim Integrated
Figure 5. Wake-Up Detection Timing
Figure 6. SPI Timing Diagram
TXEN
TXC AND TXQ
NOTE: THE MAX14820 RECOGNIZES A WAKE-UP PULSE WHEN C/Q IS SHORTED FROM HIGH-TO-LOW OR FROM LOW-TO-HIGH FOR t
WUMIN
< t
WU
< t
WUMAX
.
C/Q
t
WUMIN
< t
WU
< t
WUMAX
t
WUL
< t
WUMIN
NO WAKE-UP
TXC AND TXQ
TXEN
GND
C/Q
WU
WU
MAX14820
t
CSH
t
CL
t
CSS
t
CH
t
CSH
CS
SCLK
SDI
SDO
t
DS
t
DH
t
DO