Datasheet

MAX3040–MAX3045
±10kV ESD-Protected, Quad 5V RS-485/RS-422
Transmitters
______________________________________________________________________________________ 11
V
CC
2V/div
Y-Z
(20mV/div)
238mV
Y
200mV/div
Z
200mV/div
Figure 11. Differential Power-Up Glitch (0.1V/µs)
V
CC
2V/div
Y-Z
(5mV/div)
238mV
Y
50mV/div
Z
50mV/div
1µs/div
Figure 12. Differential Power-Up Glitch (1V/µs)
T
IN
(V
CC
OR GND)
V
CC
5V
1kΩ
1kΩ
0.1kΩ 50pF
Y
Z
Figure 10. Differential Power-Up Glitch (Hot Swap)
OUTPUTS
INPUT EN_
Y_ Z_
HH H L
LH L H
X L High-Z High-Z
H = Logic High X = Don’t Care
L = Logic Low High-Z = High Impedance
Table 2. Function Table for MAX3040/
MAX3041/MAX3042B
(Each Pair of Transmitters)
OUTPUTS
INPUT EN EN
YZ
HHX HL
LHX LH
HXL HL
LXL LH
X L H High-Z
High-Z
H = Logic High X = Don’t Care
L = Logic Low High-Z = High Impedance
Table 3. Function Table for MAX3043/
MAX3044/MAX3045B
(All Transmitters)