YTD428 YAMAHA [YAMAHA CORPORATION], YTD428 Datasheet - Page 10

• Manufacturer Part Number: YTD428
• Description: DSU LSI for the ISDN Terminal Equipment
• Manufacturer: YAMAHA [YAMAHA CORPORATION]

(V
Note 1
Note 2
Note 3
- 10 -
D
R
F
l l a
e s i
l e
DD
T Reference Point Receive Characteristic (TE mode)
y a
a P
are inverted.
T
T
m i
T
m i
= 5.0 V, T
a r
m i
e
e
With respect to HRD, LRD pins (ODSEL = “H”)
With respect to HRD, LRD pins
Figure 2 shows the timing when RDP = “H”. When RDP = “L”, the output signal polarity from HRD and LRD pins
m
e
t e
r e
op
Receive signal (I)
(LI1 - LI2)
HRD (O)
LRD (O)
y S
= -20 ~ 70 C, C
t
t
t
t
t
m
R
R
R
R
t
R
R
D
D
D
D
R
F
b
R
H
L
F
l o
C
o
N
N
d n
o
o
e t
e t
i t i
2
1
n o
L
= 50 pF)
M
. n i
Figure 2 Receive Timing
t
RR
t
RDR
T
y
. p
t
t
RDH
RR
M
7
2
7
7
0 3
0 3
0 0
0 0
0 0
0 0
a
. x
t
RDL
U
t
n
s n
s n
s n
s n
s n
s n
RF
s t i
t
t
RDF
RF
0 V
2.0V
0.8 V
2.0 V
0.8 V