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RS232 参数 Datasheet PDF下载

RS232图片预览
型号: RS232
PDF下载: 下载PDF文件 查看货源
内容描述: 收发器 [Transceivers]
分类和应用:
文件页数/大小: 20 页 / 337 K
品牌: LINER [ LINEAR TECHNOLOGY ]
 浏览型号RS232的Datasheet PDF文件第5页浏览型号RS232的Datasheet PDF文件第6页浏览型号RS232的Datasheet PDF文件第7页浏览型号RS232的Datasheet PDF文件第8页浏览型号RS232的Datasheet PDF文件第10页浏览型号RS232的Datasheet PDF文件第11页浏览型号RS232的Datasheet PDF文件第12页浏览型号RS232的Datasheet PDF文件第13页  
LTC1321/LTC1322/LTC1335
FU CTIO TABLES
LTC1335
RS485 Driver Mode
ON/OFF
1
1
1
1
0
INPUTS
SEL
DE
1
1
1
1
1
1
1
1
0
X
D
0
1
X
X
X
LINE
CONDITION
No Fault
No Fault
Fault
X
X
OUTPUTS
Y
Z
0
1
Z
Z
Z
1
0
Z
Z
Z
RS485 Receiver Mode
INPUTS
ON/OFF
1
1
1
1
0
SEL
1
1
1
1
1
OE
0
0
0
1
X
A–B
< – 0.2V
> 0.2V
Inputs Open
X
X
OUTPUT
R
0
1
1
Z
Z
BLOCK DIAGRA SM
LTC1321 Interface Configuration Without Loopback
PORT 1 = EIA562 MODE
PORT 2 = EIA562 MODE
1
24
3
5
6
22
20
19
PORT 1 = RS485 MODE
PORT 2 = EIA562 MODE
1
24
2
3
4
5
6
7
18
8
10
12
17
15
13
ON
D
Y2
A2
R
A2
V
EE
B2
GND
22
21
20
19
PORT 1 = EIA562 MODE
PORT 2 = RS485 MODE
1
24
3
5
6
22
20
19
18
17
1
16
10
11
12
15
13
PORT 1 = RS485 MODE
PORT 2 = RS485 MODE
24
1
2
22
3
4
5
6
7
8
9
10
11
12
21
20
19
18
17
16
15
13
V
DD
A1
Y1
SEL1
V
CC
R
A1
D
Y1
LB
SEL2
Y2
A2
GND
7
8
10
12
18
ON
D
Y2
R
A2
V
EE
17
15
13
* SEL1/SEL2 = V
CC
W
U
U
EIA562 Driver Mode
ON/OFF
1
1
1
0
INPUTS
SEL
0
0
0
0
D
0
1
X
X
LINE
CONDITION
No Fault
No Fault
Fault
X
OUTPUT
Y, Z
1
0
Z
Z
EIA562 Receiver Mode
INPUTS
ON/OFF
1
1
1
1
0
SEL
0
0
0
0
0
OE
0
0
0
1
X
A OR B
0
1
Input Open
X
X
OUTPUT
R
1
0
1
Z
Z
V
DD
B1
A1
Z1
Y1
*SEL1
SEL2
Y2
A2
GND
V
CC
R
A1
DE1
D
Y1
LB
V
DD
A1
Y1
SEL1
V
CC
R
A1
D
Y1
LB
ON
D
Y2
DE2
R
A2
V
EE
V
DD
B1
A1
Z1
Y1
*SEL1
*SEL2
Y2
Z2
A2
B2
GND
V
CC
R
A1
DE1
D
Y1
LB
ON
D
Y2
DE2
R
A2
V
EE
*SEL2
Y2
Z2
7
8
9
1321BD01
9