Datasheet

Fail-Safe, High-Speed (10Mbps),
Slew-Rate-Limited RS-485/RS-422 Transceivers
SWITCHING CHARACTERISTICS—MAX3080–MAX3082, and MAX3089 with
SRL = Unconnected
(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.)
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 6 and 12, C
L
= 100pF, S1 closed
Figures 7 and 9, R
DIFF
= 54Ω,
C
L1
= C
L2
= 100pF
Figures 6 and 12, C
L
= 100pF, S2 closed
Figures 8 and 10, C
L
= 15pF, S1 closed
Figures 8 and 10, C
L
= 15pF, S2 closed
Figures 6 and 12, C
L
= 100pF, S1 closed
Figures 11 and 13;
|
V
ID |
≥ 2.0V;
rise and fall time of V
ID
≤ 15ns
(Note 5)
Figures 6 and 12, C
L
= 100pF, S2 closed
Figures 11 and 13;
|
V
ID |
≥ 2.0V;
rise and fall time of V
ID
≤ 15ns
Figures 8 and 10, C
L
= 15pF, S2 closed
Figures 8 and 10, C
L
= 100pF, S2 closed
Figures 8 and 10, C
L
= 100pF, S1 closed
Figures 6 and 12, C
L
= 100pF, S1 closed
Figures 8 and 10, C
L
= 15pF, S1 closed
Figures 6 and 12, C
L
= 100pF, S2 closed
CONDITIONS
ns3500t
RZL(SHDN)
Receiver Enable from Shutdown
to Output Low
ns3500t
RZH(SHDN)
Receiver Enable from Shutdown
to Output High
ns6000t
DZL(SHDN)
Driver Enable from Shutdown to
Output Low
ns6000t
DZH(SHDN)
Driver Enable from Shutdown to
Output High
ns50 200 600t
SHDN
Time to Shutdown
ns20 50t
RHZ
Receiver Disable Time from
High
ns20 50t
RLZ
Receiver Disable Time from Low
ns20 50t
RZH
Receiver Enable to Output High
ns667 1320 2500t
DR
, t
DF
Driver Rise or Fall Time
ns-3 ±200t
DSKEW
ns
500 2030 2600t
DPLH
Driver Input to Output
Driver Output Skew
|
t
DPLH
- t
DPHL |
ns20 50t
RZL
Receiver Enable to Output Low
ns3±30t
RSKD
|
t
RPLH
- t
RPHL |
Differential
Receiver Skew
ns127 200
t
RPLH
,
t
RPHL
Receiver Input to Output
ns100t
DHZ
Driver Disable Time from High
kbps115f
MAX
Maximum Data Rate
ns3500t
DZH
Driver Enable to Output High
ns3500t
DZL
Driver Enable to Output Low
ns100t
DLZ
Driver Disable Time from Low
UNITSMIN TYP MAXSYMBOLPARAMETER
t
DPHL
500 2030 2600
MAX3080–MAX3089
4
Maxim Integrated