sp3223ebcy-tr Exar Corporation, sp3223ebcy-tr Datasheet - Page 14

• Manufacturer Part Number: sp3223ebcy-tr
• Description: Sp3223eb -intelligent +3.0v To +5.5v Rs-232 Transceivers
• Manufacturer: Exar Corporation

Date: 10/06/06
Table 3. AUTO ON-LINE
Figure 22. Stage I of AUTO ON-LINE
Figure 23. Stage II of AUTO ON-LINE
R
A
S
T
2 -
R
N I
3
Y
Y
E
2
N
N
N
P
C
E
E
I S
O
O
O
U
E
S
S
T
G
V I
Buffer
Delay
N
E
A
R
R
1
L
ON
R X IN
®
Logic
S
H
U
N I
I H
I H
I H
SHUTDOWN
L
L
T
O
O
P
D
G
G
G
U
W
W
O
H
H
H
T
Buffer
Delay
W
®
®
R
Circuitry
N
2
Circuitry
ON
Receiver Block
SP3223 +3.0V to +5.5V RS-232 Transceivers
Inactive Detection Block
RS-232
O
I H
I H
N
L
G
G
I H
N I
L
L
H
H
O
O
14
E
G
L /
L /
W
W
N I
H
O
O
P
W
W
U
T
S
T
A
T
U
I H
I H
L
L
L
S
O
O
O
G
G
O
W
W
W
H
H
U
R X INACT
T
R X OUT
P
U
T
© Copyright 2006 Sipex Corporation
A (
A (
N
N
T
r o
U
r o
U
R
T
T
m
m
A
S
S
S
S
O
O
N
h
h
h
l a
l a
STATUS
T
u
u
u
S
A
O
O
O
d t
d t
d t
O
C
T
N
N
p
p
o
o
o
E
U
L -
L -
r e
r e
w
w
w
V I
S
N I
N I
n
n
n
t a
t a
E
o i
E
E
o i
R
®
®
n
n
)
)