Datasheet

MAX13487E/MAX13488E
Half-Duplex RS-485-/RS-422-Compatible
Transceiver with AutoDirection Control
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS (continued)
(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.) (Note 1)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
POWER SUPPLY
Supply Voltage V
CC
4.75 5.25 V
Supply Current I
CC
SHDN = 1, RE = 0, no load 4.5 mA
Shutdown Supply Current I
SHDN
SHDN = 0 10 µA
ESD PROTECTION
Air Gap Discharge IEC 61000-4-2
(MAX13487E)
±15
ESD Protection (A, B)
Human Body Model ±15
kV
ESD Protection (All Other Pins) Human Body Model ±2 kV
SWITCHING CHARACTERISTICS—MAX13487E
(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 SYMBOL CONDITIONS MIN TYP MAX UNITS
DRIVER
t
DPLH
200 1000
Driver Propagation Delay
t
DPHL
R
L
= 110Ω, C
L
= 50pF, Figures 2 and 3
200 1000
ns
t
HL
200 900
Driver Differential Output Rise or
Fall Time
t
LH
R
L
= 110Ω, C
L
= 50pF, Figures 2 and 3
200 900
ns
Maximum Data Rate 500 kbps
Driver Disable Delay t
DDD
Figure 3 2500 ns
Driver Enable from Shutdown to
Output High
t
DZH
(
SHDN
)
Figure 4 5.5 µs
Driver Enable from Shutdown to
Output Low
t
DZL
(
SHDN
)
Figure 4 5.5 µs
Time to Shutdown t
SHDN
50 340 700 ns
RECEIVER
t
RPLH
80
Receiver Propagation Delay
t
RPHL
C
L
= 15pF, Figures 5 and 6
80
ns
Receiver Output Skew t
RSKEW
C
L
= 15pF, Figure 6 13 ns
Maximum Data Rate 500 kbps
Receiver Enable to Output High t
RZH
Figure 7 50 ns
Receiver Enable to Output Low t
RZL
Figure 7 50 ns
Receiver Disable Time from High t
RHZ
Figure 7 50 ns
Receiver Disable Time from Low t
RLZ
Figure 7 50 ns
Receiver Enable from Shutdown
to Output High
t
RZH
(SHDN)
Figure 8 2200 ns