MAX3491C/D Maxim Integrated, MAX3491C/D Datasheet - Page 9

• Manufacturer Part Number: MAX3491C/D
• Description: RS-422/RS-485 Interface IC 3.3V Powered 10Mbps and Slew-Rate Limited True RS-485/RS-422 Transceiver
• Manufacturer: Maxim Integrated

Specifications of MAX3491C/D

• Data Rate: 10 Mbps
• Operating Supply Voltage: 3 V to 3.6 V
• Supply Current: 2.2 mA
• Operating Temperature Range: 0 C to + 70 C
• Input Voltage: 3 V to 3.6 V
• Maximum Power Dissipation: 800 mW
• Output Voltage: - 7.5 V to + 12.5 V
• Product: RS-422/RS-485 Combination
• Propagation Delay Time Ns: 22 ns

Figure 8. Driver Propagation Times
Figure 9. Driver Enable and Disable Times (t
Figure 10. Driver Enable and Disable Times (t
Maxim Integrated
3.3V-Powered, 10Mbps and Slew-Rate-Limited
GENERATOR
GENERATOR
GENERATOR
(NOTE 4)
(NOTE 4)
0V OR 3V
(NOTE 4)
0V OR 3V
50
D
50
D
50
V
C
CC
D
C
L
(NOTE 5)
V
L
(NOTE 5)
= 50pF
OM
S1
= 50pF
S1
=
V
OM
V
OH
=
2
+ V
S1
V
OH
True RS-485/RS-422 Transceivers
OL
+ V
2
V
CC
PZH
OL
1.5V
PZL
R
, t
L
, t
= 110
R
1.5V
V
PSH
L
OM
C
(NOTE 5)
PSL
OUT
= 110
L
= 15pF
R
, t
, t
OUT
L
PHZ
= 27
PLZ
MAX3488/MAX3490/MAX3491
OUT
)
)
OUT
OUT
IN
OUT
Y
OUT
Z
IN
IN
t
t
PLH
PHL
1.5V
t
t
PSL
PZH
1.5V
1.5V
V
V
V
OM
OM
V
OM
OM
1.5V
1.5V
1.5V
t
t
PHL
PLH
t
t
PHZ
PLZ
V
V
OM
OM
0.25V
0.25V
3V
0V
V
V
V
V
OH
OL
OH
OL
3V
0V
V
3V
0V
V
V
0V
OH
CC
OL
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