MAX1480 Maxim, MAX1480 Datasheet - Page 8

• Manufacturer Part Number: MAX1480
• Description: Complete / Isolated RS-485/RS-422 Data Interface
• Manufacturer: Maxim

Complete, Isolated RS-485/RS-422
Data Interface
_____________________________Typical Operating Characteristics (continued)
(V
8
CC_
_______________________________________________________________________________________
= 5V, FS = V
V
DI
V
DI
CC_
CC_
´
´
= 0V TO 5V AT 125kHz
= 0V TO 5V AT 1.25MHz
= 5.0V, DE
= 5.0V, DE
MAX1480B/MAX1480C/MAX1490B
´
´
MAX1480A/MAX1490A
= V
= V
CC_
CC_
CC_
RECEIVER t
RECEIVER t
, DE
200ns/div
20ns/div
´
= V
PHL
PHL
CC_
, V
DI
´ = 0V to 5V at 1.25MHz, T
MAX1480/90-21
MAX1480/90-23
V
V
POWER-UP DELAY TO DRIVER OUTPUTS VALID
DI´
SD
= 0V
= 5V TO 0V AT 1kHz
RECEIVER
INPUT B
1V/div
RECEIVER
INPUT A
1V/div
RECEIVER
INPUT B
1V/div
RO
2V/div
RECEIVER
INPUT A
1V/div
RO
2V/div
1 s/div
A
= +25°C, unless otherwise noted.)
V
DI
V
DI
CC_
CC_
´
´
= 0V TO 5V AT 125kHz
= 0V TO 5V AT 1.25MHz
= 5.0V, DE
= 5.0V, DE
MAX1480B/MAX1480C/MAX1490B
SD
2V/div
DRIVER
OUTPUT B
(Z FOR MAX1490)
2V/div
´
´
MAX1480A/MAX1490A
= V
= V
CC_
CC_
RECEIVER t
RECEIVER t
500ns/div
20ns/div
PLH
PLH
MAX1480/90-22
MAX1480/90-24
RECEIVER
INPUT A
1V/div
RECEIVER
INPUT B
1V/div
RO
2V/div
RECEIVER
INPUT A
RECEIVER
INPUT B
1V/div
1V/div
RO
2V/div