供应
+5V +12V –12V
供应
+5V +12V –12V
28
1
15
V
CC
V
DD
V
EE
选择A = 1
选择B = 1
LOOPBACK = 1
R
IN
A2
R
IN
A1
T
OUT
A1
T
OUT
A2
R
IN
B2
R
IN
B1
T
OUT
B1
T
OUT
B2
28
1
15
V
CC
V
DD
V
EE
选择A = 1
选择B = 1
LOOPBACK = 0
R
IN
A2
R
IN
A1
T
OUT
A*1
T
OUT
A*2
R
IN
B2
R
IN
B1
T
OUT
B*1
T
OUT
B*2
7
8
22
选择
选择B
环回
7
8
22
选择
选择B
环回
R
OUT
A
R
OUT
A
T
IN
A
T
IN
A
R
OUT
B
R
OUT
B
T
IN
B
T
IN
B
14
GND
14
SP306
GND
SP306
RS - 423驱动器
*三态输出
RS - 423接收器
RS- 422接收器
RS-422驱动器
*三态输出
图4.控制输入配置 - 选择A = 1，选择B = 1
订购信息
模型
温度范围
包
两个全双工通道RS-422 / RS - 423
SP306CT ................................................
0 ° C至+ 70°C .......................................... ..................... 28引脚SOIC
SP306MF ..........................................
-55 ° C至+ 125°C ......................................... .. 28引脚陶瓷扁平
94
公司
SIGNAL PROCESSING EXCELLENCE
