MAX481CSA+ Maxim Integrated Products, MAX481CSA+ Datasheet - Page 12

• Manufacturer Part Number: MAX481CSA+
• Description: IC TXRX RS485/RS422 8-SOIC
• Manufacturer: Maxim Integrated Products
• Type: Transceiverr

Specifications of MAX481CSA+

• Number Of Drivers/receivers: 1/1
• Protocol: RS422, RS485
• Voltage - Supply: 4.75 V ~ 5.25 V
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Data Rate: 2.5 Mbps
• Propagation Delay Time Ns: 30 ns, 90 ns
• Operating Supply Voltage: 5 V
• Supply Current: 500 uA
• Operating Temperature Range: 0 C to + 70 C
• Input Voltage: 0.8 V to 2 V
• Maximum Power Dissipation: 471 mW
• Mounting Style: SMD/SMT
• Output Voltage: 3 V
• Product: RS-422/RS-485 Combination
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Low-Power, Slew-Rate-Limited
RS-485/RS-422 Transceivers
Figure 15. MAX481/MAX485/MAX490/MAX491/MAX1487
Receiver t
Figure 17. MAX483, MAX487–MAX489 Receiver t
12
500mV/div
500mV/div
______________________________________________________________________________________
2V/div
2V/div
RO
RO
A
B
A
B
PHL
400ns/div
20ns/div
Figure 14. Receiver Propagation Delay Test Circuit
V
T
CC
A
= +25°C
t
R
= 5V
V
T
, t
A
CC
F
= +25°C
TTL IN
< 6ns
= 5V
PHL
D
Z
Y
100pF
100pF
R = 54Ω
Figure 16. MAX481/MAX485/MAX490/MAX491/MAX1487
Receiver t
Figure 18. MAX483, MAX487–MAX489 Receiver t
500mV/div
500mV/div
B
A
2V/div
2V/div
RO
RO
R
B
A
B
A
PLH
RECEIVER
OUT
400ns/div
20ns/div
V
T
V
T
A
CC
A
CC
= +25°C
= +25°C
= 5V
= 5V
PLH