±1 5 k V ES D-P ro t e c t e d , S le w -Ra t e -Lim it e d ,
Lo w -P o w e r, RS -4 8 5 /RS -4 2 2 Tra n s c e ive rs
35–9/MAX1487E
DC ELECTRICAL CHARACTERISTICS (continued)
(V = 5V ±5%, T = T
to T , unless otherwise noted.) (Notes 1, 2)
MAX
CC
A
MIN
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
MAX488E/MAX489E,
120
250
–—–
DE, DI, RE = 0V or V
CC
MAX490E/MAX491E,
–—–
DE, DI, RE = 0V or V
300
500
CC
DE = V
500
300
300
230
350
250
120
0.5
900
500
500
400
650
400
250
10
CC
MAX481E/MAX485E,
–—–
No-Load Supply Current
(Note 3)
RE = 0V or V
CC
I
µA
CC
DE = 0V
DE = V
CC
MAX1487E,
–—–
RE = 0V or V
CC
DE = 0V
MAX483E
MAX487E
DE = V
MAX483E/MAX487E,
–—–
RE = 0V or V
CC
CC
DE = 0V
–—–
Supply Current in Shutdown
Driver Short-Circuit Current,
I
MAX481E/483E/487E, DE = 0V, RE = V
µA
SHDN
CC
I
-7V ≤ V ≤12V (Note 4)
35
250
mA
OSD1
O
V
O
= High
Driver Short-Circuit Current,
= Low
I
-7V ≤ V ≤12V (Note 4)
35
7
250
95
mA
OSD2
O
V
O
Receiver Short-Circuit Current
ESD Protection
I
0V ≤ V ≤ V
mA
kV
OSR
O
CC
A, B, Y and Z pins, tested using Human Body Model
±15
SWITCHING CHARACTERISTICS—MAX481E/MAX485E, MAX490E/MAX491E, MAX1487E
(V = 5V ±5%, T = T
to T , unless otherwise noted.) (Notes 1, 2)
MAX
CC
A
MIN
PARAMETER
SYMBOL
CONDITIONS
Figures 10 and 12, R = 54Ω,
MIN
10
TYP
40
40
5
MAX
60
UNITS
ns
t
PLH
PHL
DIFF
Driver Input to Output
C
= C = 100pF
L2
t
L1
10
60
Driver Output Skew to Output
Driver Rise or Fall Time
t
Figures 10 and 12, R
= 54Ω, C = C = 100pF
10
ns
SKEW
DIFF
L1
L2
Figures 10 and 12,
MAX481E, MAX485E, MAX1487E
MAX490EC/E, MAX491EC/E
3
5
20
20
40
25
t , t
R = 54Ω,
DIFF
ns
R
F
C
= C = 100pF
L1
L2
Driver Enable to Output High
Driver Enable to Output Low
Driver Disable Time from Low
Driver Disable Time from High
t
Figures 11 and 13, C = 100pF, S2 closed
45
45
45
45
70
70
70
70
ns
ns
ns
ns
ZH
L
t
Figures 11 and 13, C = 100pF, S1 closed
L
ZL
LZ
HZ
t
Figures 11 and 13, C = 15pF, S1 closed
L
t
Figures 11 and 13, C = 15pF, S2 closed
L
Figures 10 and 14,
MAX481E, MAX485E, MAX1487E
MAX490EC/E, MAX491EC/E
20
20
60
60
200
150
Receiver Input to Output
t
, t
R = 54Ω,
DIFF
ns
PLH PHL
C
= C = 100pF
L1
L2
Figures 10 and 14, R
= 54Ω,
| t
- tPHL | Differential
DIFF
PLH
t
5
ns
SKD
C
= C = 100pF
L2
L1
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
t
Figures 9 and 15, C = 15pF, S1 closed
20
20
20
20
50
50
50
50
ns
ns
ZL
RL
t
Figures 9 and 15, C = 15pF, S2 closed
RL
ZH
t
LZ
Figures 9 and 15, C = 15pF, S1 closed
ns
RL
t
Figures 9 and 15, C = 15pF, S2 closed
RL
ns
HZ
f
2.5
50
Mbps
ns
MAX
Time to Shutdown
t
MAX481E (Note 5)
200
600
SHDN
_______________________________________________________________________________________
3
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
