YTD428_07 YAMAHA [YAMAHA CORPORATION], YTD428_07 Datasheet - Page 21

• Manufacturer Part Number: YTD428_07
• Description: IDSU ISDN DSU for Terminal Equipment
• Manufacturer: YAMAHA [YAMAHA CORPORATION]

(V
Note 1 With respect to HRD, LRD pins (ODSEL = “H”)
Note 2 With respect to HRD, LRD pins
Note 3 Figure 5.2 shows the timing when RDP = “H”. When RDP = “L”, the output signal polarity from HRD and LRD pins
D
i R
F
l l a
l e
DD
e s
T Reference Point Receive Characteristic (TE mode)
y a
P
i T
i T
a
= 5.0
i T
m
a r
m
are inverted.
e
m
e
m
e
t e
r e
5% V, T
Receive signal (I)
(LI1 - LI2)
HRD (O)
LRD (O)
S
y
t
t
t
t
t
m
R
R
R
t
R
R
R
D
D
D
D
op
R
F
b
R
L
H
F
l o
= -20 ~ 70 C, C
C
o
N
N
n
o
o
d
e t
e t
t i
o i
1
2
n
Figure 5.2 Receive Timing
M
L
t
= 50 pF)
i
. n
RR
t
RDR
T
t
y
RDH
t
. p
RR
M
7
7
7
2
0 3
0 3
0 0
0 0
0 0
0 0
t
a
RDL
. x
t
RF
U
n
s n
s n
s n
s n
s n
s n
s t i
t
t
RDF
RF
0 V
2.0V
0.8 V
2.0 V
0.8 V