
FUNCTION TABLE (Note 1)
(a) M75176P
Driver
INPUTS
D
DE
H
H
L
H
X
L
OUTPUTS
A
B
H
L
L
H
Z
Z
(b) M75177P/M75178P
VID
VID > 0.2V
–0.2V < VID < 0.2V
VID < –0.2V
X
INPUTS
EN (M75177P)
H
H
H
L
(c) M75179P
Driver
INPUTS
D
H
L
OUTPUTS
Y
Z
H
L
L
H
Note 1: VID : (A applied voltage) – (B applied voltage)
X : Either “L” or “H”
V : Output state is not defined.
Z : High impedance state.
MITSUBISHI 〈DIGITAL ASSP〉
M75176P, M75177P
M75178P, M75179P
RS-485 TRANSCEIVER
Receiver
INPUTS
VID
RE
VID > 0.2V
L
–0.2V < VID < 0.2V
L
VID < –0.2V
L
X
H
OUTPUTS
R
H
V
L
Z
EN (M75178P)
L
L
L
H
OUTPUTS
T
Y
Z
H
H
L
V
V
V
L
L
H
Z
Z
Z
Receiver
INPUTS
VID
VID > 0.2V
–0.2V < VID < 0.2V
VID < –0.2V
OUTPUTS
R
H
V
L
2