MAX487EESA+ Maxim Integrated Products, MAX487EESA+ Datasheet - Page 14

• Manufacturer Part Number: MAX487EESA+
• Description: IC TXRX RS485/RS422 LOWPWR 8SOIC
• Manufacturer: Maxim Integrated Products
• Type: Transceiverr

Specifications of MAX487EESA+

• 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: 0.25 Mbps
• Propagation Delay Time Ns: 250 ns
• Operating Supply Voltage: 5 V
• Supply Current: 250 uA
• Operating Temperature Range: - 40 C to + 85 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

±15kV ESD-Protected, Slew-Rate-Limited,
Low-Power, RS-485/RS-422 Transceivers
Figure 19. MAX481E/MAX485E/MAX490E/MAX1487E Receiver
t
Figure 21. MAX483E/MAX487E–MAX489E Receiver t
Figure 23. MAX481E/MAX485E/MAX490E/MAX491E/
MAX1487E System Differential Voltage at 110kHz Driving
4000ft of Cable
14
PHL
500mV/div
500mV/div
V
5V/div
______________________________________________________________________________________
5V/div
A
- V
DO
RO
RO
DI
A
B
B
B
A
200ns/div
25ns/div
2 s/div
PHL
5V
0V
0
-1V
5V
0V
Figure 20. MAX481E/MAX485E/MAX490E/MAX491E/
MAX1487E Receiver t
Figure 22. MAX483E/MAX487E–MAX489E Receiver t
Figure 24. MAX483E/MAX1487E–MAX489E System Differential
Voltage at 110kHz Driving 4000ft of Cable
500mV/div
500mV/div
5V/div
V
5V/div
B
RO
- V
RO
DO
B
A
B
DI
A
A
PLH
25ns/div
200ns/div
2 s/div
PLH
5V
0V
1V
0
-1V
5V
0V