MAX489 MAXIM [Maxim Integrated Products], MAX489 Datasheet - Page 3

• Manufacturer Part Number: MAX489
• Description: Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers
• Manufacturer: MAXIM [Maxim Integrated Products]

SWITCHING CHARACTERISTICS—MAX481/MAX485, MAX490/MAX491, MAX1487
(V
DC ELECTRICAL CHARACTERISTICS (continued)
(V
No-Load Supply Current
(Note 3)
Supply Current in Shutdown
Driver Short-Circuit Current,
V
Driver Short-Circuit Current,
V
Receiver Short-Circuit Current
Driver Input to Output
Driver Output Skew to Output
Driver Rise or Fall Time
Driver Enable to Output High
Driver Enable to Output Low
Driver Disable Time from Low
Driver Disable Time from High
Receiver Input to Output
|
Receiver Skew
Receiver Enable to Output Low
Receiver Enable to Output High
Receiver Disable Time from Low
Receiver Disable Time from High
Maximum Data Rate
Time to Shutdown
CC
CC
t
O
O
PLH
= High
= Low
= 5V ±5%, T
= 5V ±5%, T
- t
PHL
PARAMETER
PARAMETER
|
Differential
A
A
= T
= T
_______________________________________________________________________________________
MIN
MIN
to T
to T
MAX
MAX
, unless otherwise noted.) (Notes 1, 2)
, unless otherwise noted.) (Notes 1, 2)
SYMBOL
SYMBOL
t
PLH
I
t
t
I
I
SHDN
I
SKEW
t
f
SHDN
OSD1
OSD2
t
t
t
I
OSR
R
MAX
PLH
PHL
t
t
SKD
t
t
t
t
t
t
CC
ZH
HZ
ZH
HZ
ZL
LZ
ZL
LZ
, t
, t
PHL
F
Figures 6 and 8, R
C
Figures 6 and 8, R
Figures 6 and 8,
R
C
Figures 7 and 9, C
Figures 7 and 9, C
Figures 7 and 9, C
Figures 7 and 9, C
Figures 6 and 10,
R
C
Figures 6 and 10, R
C
Figures 5 and 11, C
Figures 5 and 11, C
Figures 5 and 11, C
Figures 5 and 11, C
MAX481 (Note 5)
MAX488/MAX489,
DE, DI, RE = 0V or V
MAX490/MAX491,
DE, DI, RE = 0V or V
MAX481/MAX485,
RE = 0V or V
MAX1487,
RE = 0V or V
MAX483/MAX487,
RE = 0V or V
MAX481/483/487, DE = 0V, RE = V
-7V ≤ V
-7V ≤ V
0V ≤ V
Low-Power, Slew-Rate-Limited
DIFF
L1
DIFF
L1
L1
L1
= C
= C
= C
= C
= 54Ω,
= 54Ω,
O
O
O
L2
L2
L2
L2
RS-485/RS-422 Transceivers
≤ V
≤12V (Note 4)
≤12V (Note 4)
= 100pF
= 100pF
= 100pF
= 100pF
CC
CC
CC
CC
CONDITIONS
CONDITIONS
DIFF
DIFF
L
L
L
L
MAX481, MAX485, MAX1487
MAX490C/E, MAX491C/E
MAX490M, MAX491M
MAX481, MAX485, MAX1487
MAX490C/E, MAX491C/E
MAX490M, MAX491M
DIFF
RL
RL
RL
RL
= 100pF, S2 closed
= 100pF, S1 closed
= 15pF, S1 closed
= 15pF, S2 closed
CC
CC
= 54Ω, C
= 15pF, S1 closed
= 15pF, S2 closed
= 15pF, S1 closed
= 15pF, S2 closed
= 54Ω,
= 54Ω,
DE = V
DE = 0V
DE = V
DE = 0V
DE = 5V
DE = 0V
L1
CC
CC
= C
CC
L2
MAX483
MAX487
= 100pF
MIN
MIN
2.5
35
35
10
10
20
20
20
50
7
3
5
3
TYP
TYP
120
300
500
300
300
230
350
250
120
200
0.1
30
30
15
15
15
40
40
40
40
90
90
90
13
20
20
20
20
5
MAX
MAX
200
150
200
600
250
500
900
500
500
400
650
400
250
250
250
60
60
10
40
25
40
70
70
70
70
50
50
50
50
10
95
UNITS
UNITS
Mbps
mA
mA
mA
µA
µA
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
3