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MAX14820 Datasheet, PDF (6/29 Pages) Maxim Integrated Products – IO-Link Device Transceiver
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MAX14820
IO-Link Device Transceiver
AC ELECTRICAL CHARACTERISTICS
(VCC = 18V to 36V, VL = 2.3V to 5.5V, VGND = 0V; all logic inputs at VL or GND; TA = -40NC to +85NC, unless otherwise noted. Typical
values are at VCC = 24V, VL = 3.3V, and TA = +25NC, unless otherwise noted.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
C/Q, DO, DI INTERFACES
HiSlew = 1
4.8
Data Rate
DR
HiSlew = 0
4.8
DRIVER (C/Q, DO)
Driver Low-to-High Propagation
Delay
tPDLH
Push-pull or high-side (PNP)
configuration, Figure 1
HiSlew = 1
HiSlew = 0
Driver High-to-Low Propagation
Delay
tPDHL
Push-pull or low-side (NPN)
configuration, Figure 1
HiSlew = 1
HiSlew = 0
Driver Skew
Driver Rise Time
tSKEW
tRISE
|tPDLH - tPDHL|
Push-pull or high-side (PNP)
configuration, Figure 1
HiSlew = 1
HiSlew = 0
Driver Fall Time
tFALL
Push-pull or low-side (NPN)
configuration, Figure 1
HiSlew = 1
HiSlew = 0
Driver Enable Time High
tENH
Push-pull or high-side (PNP)
configuration, Figure 3
HiSlew = 1
HiSlew = 0
Driver Enable Time Low
tENL
Push-pull or low-side (NPN)
configuration, Figure 2
HiSlew = 1
HiSlew = 0
Driver Disable Time High
tDISH
Push-pull or high-side (PNP)
configuration, Figure 2
(Note 4)
HiSlew = 1
HiSlew = 0
Driver Disable Time Low
tDISL
Push-pull or low-side (NPN)
configuration, Figure 3
(Note 4)
HiSlew = 1
HiSlew = 0
RECEIVER (C/Q, DI) (Figure 4)
Receiver Low-to-High
Propagation Delay
tPRLH
RxFilter = 1
RxFilter = 0
Receiver High-to-Low
Propagation Delay
tPRHL
RxFilter = 1
RxFilter = 0
WAKE-UP DETECTION (Figure 5)
Wake-Up Input Minimum Pulse
Width
tWUMIN
30
TYP MAX UNITS
230.4
38.4
kbps
0.5
2
Fs
1.6
5
0.5
2
Fs
1.6
5
0.1
2
Fs
0.4
1
Fs
1.5
4
0.4
1
Fs
1.4
4
0.3
1
Fs
0.8
7
0.3
1
Fs
0.9
7
1.6
3
Fs
1.6
3
0.1
3
Fs
0.1
3
0.2
2
Fs
0.4
2
0.3
2
Fs
0.5
2
40
50
Fs
Wake-Up Input Maximum Pulse
Width
WU Output Low Time
tWUMAX
tWUL
Valid wake-up condition on C/Q
120 140 160
Fs
120 190 260
Fs
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