Rainbow Electronics MAX14821 - Manual (Page 22)

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MAX14821
IO-Link Device Transceiver
Table 5. C/Q Driver Output State
Table 4. C/QDEn and TXEN C/Q Driver
Control
X = Don’t care.
Note: TXC and TXQ = V
L
.
X = Don’t care.
Figure 8. Equivalent C/Q Logic
C/QDEn TXEN C/Q DRIVER
0 Low Disabled
X High Enabled
1 X Enabled
TXC AND TXQ
(SEE NOTE)
Q C/Q�PP C/Q�N/P C/Q CONFIGURATION C/Q STATE
High 1 0 0 PNP, open drain On, C/Q is high
High 0 0 0 PNP, open drain Off, C/Q is high impedance
High 1 0 1 NPN, open drain Off, C/Q is high impedance
High 0 0 1 NPN, open drain On, C/Q is low
High 1 1 X Push-pull High
High 0 1 X Push-pull Low
TXQ
C/Q TXC
Q