±15kV ESD-Protected, Fail-Safe, High-Speed (10Mbps),
Slew-Rate-Limited RS-485/RS-422 Transceivers
MAX3080E–MAX3089E
SWITCHING CHARACTERISTICS—MAX3086E/MAX3087E/MAX3088E, and MAX3089E with
SRL = GND
(V
CC
= +5V ±5%, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at V
CC
= +5V and T
A
= +25°C.)
PARAMETER
Driver Input-to-Output
Driver Output Skew
|
t
DPLH
- t
DPHL
|
Driver Rise or Fall Time
Maximum Data Rate
Driver Enable to Output High
Driver Enable to Output Low
Driver Disable Time from Low
Driver Disable Time from High
Receiver Input-to-Output
SYMBOL
t
DPLH
t
DPHL
t
DSKEW
t
DR,
t
DF
f
MAX
t
DZH
t
DZL
t
DLZ
t
DHZ
t
RPLH
,
t
RPHL
t
RSKD
t
RZL
t
RZH
t
RLZ
t
RHZ
t
SHDN
t
DZH(SHDN)
t
DZL(SHDN)
t
RZH(SHDN)
t
RZL(SHDN)
Figures 8 and 10, C
L
= 100pF, S2 closed
Figures 8 and 10, C
L
= 100pF, S1 closed
Figures 8 and 10, C
L
= 15pF, S1 closed
Figures 8 and 10, C
L
= 15pF, S2 closed
Figures 11 and 13;
|
V
ID
|
≥
2.0V;
rise and fall time of V
ID
≤
15ns
Figures 11 and 13;
|
V
ID
|
≥
2.0V;
rise and fall time of V
ID
≤
15ns
Figures 6 and 12, C
L
= 100pF, S1 closed
Figures 6 and 12, C
L
= 100pF, S2 closed
Figures 6 and 12, C
L
= 100pF, S1 closed
Figures 6 and 12, C
L
= 100pF, S2 closed
(Note 5)
Figures 8 and 10, C
L
= 15pF, S2 closed
Figures 8 and 10, C
L
= 15pF, S1 closed
Figures 6 and 12, C
L
= 100pF, S2 closed
Figures 6 and 12, C
L
= 100pF, S1 closed
50
106
0
20
20
20
20
200
CONDITIONS
Figures 7 and 9, R
DIFF
= 54Ω,
C
L1
= C
L2
= 100pF
Figures 7 and 9, R
DIFF
= 54Ω,
C
L1
= C
L2
= 100pF
Figures 7 and 9, R
DIFF
= 54Ω,
C
L1
= C
L2
= 100pF
10
150
150
100
100
150
±10
50
50
50
50
600
250
250
3500
3500
MIN
TYP
34
34
-2.5
14
MAX
60
60
±10
25
UNITS
ns
ns
ns
Mbps
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
|
t
RPLH
- t
RPHL
|
Differential
Receiver Skew
Receiver Enable to Output Low
Receiver Enable to Output High
Receiver Disable Time from Low
Receiver Disable Time from
High
Time to Shutdown
Driver Enable from
Shutdown-to-Output High
Driver Enable from
Shutdown-to-Output Low
Receiver Enable from
Shutdown-to-Output High
Receiver Enable from
Shutdown-to-Output Low
Note 5:
The device is put into shutdown by bringing
RE
high and DE low. If the enable inputs are in this state for less than 50ns, the
device is guaranteed not to enter shutdown. If the enable inputs are in this state for at least 600ns, the device is guaranteed
to have entered shutdown.
6
_______________________________________________________________________________________
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
