YTD428_07 YAMAHA [YAMAHA CORPORATION], YTD428_07 Datasheet - Page 10

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

3.2 Pin Functions
Note
2
5 6
1 3
3
, 6
P
Common Section
1 ,
1
7
1
8 ,
5 ,
n i
, 8
, 4
, 4
, 9
3 4
9 5
2 4
1 4
, 3
, 3
9 9
, 0
N
2 2
8 8
5 2
5 ,
6 9
Connect input pins that are not normally used to the power supply pin or ground pin.
In the same fashion, do not leave pins with pull-up resistor open. Connect them to the power supply pin or ground pin.
. o
5 9
0 6
, 8
P
P
C
O
R
n i
A
A
A
A
L
D
D
W
E
V
V
K
V
V
V
N
V
S
M
D
D
5 1
S
S
D
a
S
E
S
S
D
D
S
D
2
O
m
1
2
T
1
6 3
N
e
G
G
G
P
P
P
/ I
W
W
W
I
I
I
N
N
N
N
N
N
O
D
D
D
R
R
R
"
L "
+
+
+
S
A
A
i D
P
H
A
a h
n u
H
. 1
. 2
. 3
H
s y
5
5
5
o
e a
a
n
n
p p
i g
: "
d r
r p
w
: "
d r
l a
l a
V
V
V
p o
L
U
e t
d r
l a t
r e
y l
w
d e
P
g o
g o
w
P
P
m
±
±
±
r e
r
w
o
a
S
o
a
. f e
t c i
u s
t
e r
w
r g
w
e h
t a
E
c
a
e r
r g
r g
5
5
5
e r
o l
p p
r e
L
r e
b a
d e
u o
%
%
%
r
. t p
u o
u o
r
r
s e
k c
s e
=
r
s e
y l
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u s
u s
d n
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d n
d n
n a
n a
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y b
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t e
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p p
m
p p
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l
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p
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r
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e h
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u s
u s
±
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m
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p p
h
v i
p p
p p
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e
s
n e
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p p
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p i
l a
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m
1
2
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u
m
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o
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