Datasheet

MAX13181E–MAX13184E
+5.0V, ±15kV ESD-Protected, Half-Duplex/
Full-Duplex, RS-485 Transceiver in µDFN
_______________________________________________________________________________________ 3
DC ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= +5V ±10%, 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
RECEIVER
Receiver Differential Threshold
Voltage
V
TH
-7V ≤ V
CM
≤ +12V, Figure 2 -200 0 +200 mV
Receiver Input Hysteresis V
TH
V
A
+ V
B
= 0, Figure 2 25 mV
RO Output-High Voltage V
OH
I
O
= -1mA, Figure 2
V
CC
-
0.6
V
RO Output-Low Voltage V
OL
I
O
= 1mA, Figure 2 0.4 V
Tri-State Output Current at Receiver I
OZR
0 ≤ V
O
≤ V
CC
, Figure 2 -1 +1 µA
Receiver-Input Resistance R
IN
-7V ≤ V
CM
≤ +12V, Figure 2 96 kΩ
Receiver-Output Short-Circuit Current I
OSR
0 ≤ V
RO
≤ V
CC
, Figure 2 -80 +80 mA
SUPPLY CURRENT
No load, RE = 0, DE = V
CC
23
No load, RE = V
CC
, DE = V
CC
23
Supply Current I
CC
No load, RE = 0V, DE = 0 or leave
unconnected
23
mA
Shutdown Current
(MAX13182E/MAX13184E Only)
I
SHDN
RE = V
CC
or leave unconnected,
DE = GND or leave unconnected
2.5 10 µA
ESD PROTECTION
Human Body Model ±15
IEC 61000-4-2 Contact Discharge ±6
ESD Protection for Y, Z, A and B
IEC 61000-4-2 Air-Gap Discharge ±12
kV
DRIVER SWITCHING CHARACTERISTICS—MAX13181E/MAX13182E (SLEW-RATE LIMITED
TO 250kbps)
(V
CC
= +5V ±10%, 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
t
DPLH
C
L
= 50pF, R
L
= 54Ω, Figure 3 200 1000
Driver Propagation Delay
t
DPHL
C
L
= 50pF, R
L
= 54Ω, Figure 3 200 1000
ns
Driver Differential Output Rise or
Fall Time
t
DR
, t
DF
C
L
= 50pF, R
L
= 54Ω, Figure 3 400 1200 ns
Differential Driver Output Skew
(t
DPLH
- t
DPHL
)
t
DSKEW
C
L
= 50pF, R
L
= 54Ω, Figure 3 140 ns
Maximum Data Rate 250 kbps
Driver Enable to Output High t
DZH
Figure 4a 2500 ns
Driver Enable to Output Low t
DZL
Figure 4b 2500 ns
Driver Disable Time from Low t
DLZ
Figure 4b 100 ns
Driver Disable Time from High t
DHZ
Figure 4a 100 ns
D r i ver E nab l e fr om S hutd ow n to Outp ut H i g ht
DZH
(
SHDN
)
(MAX13182E) Figure 4a 5500 ns
D r i ver E nab l e fr om S hutd ow n to Outp ut Low t
DZL
(
SHDN
)
(MAX13182E) Figure 4b 5500 ns
Time to Shutdown t
SHDN
(MAX13182E) 50 200 600 ns