参数资料
型号: ADM483ARZ
厂商: Analog Devices Inc
文件页数: 13/16页
文件大小: 0K
描述: IC TXRX RS485/RS422 LP 8SOIC
标准包装: 98
类型: 收发器
驱动器/接收器数: 1/1
规程: RS422,RS485
电源电压: 4.75 V ~ 5.25 V
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SO
包装: 管件
产品目录页面: 789 (CN2011-ZH PDF)
ADM483
Rev. 0 | Page 6 of 16
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
RO
1
RE
2
DE
3
DI
4
VCC
8
B
7
A
6
GND
5
ADM483
TOP VIEW
(Not to Scale)
05079-002
Figure 2. Pin Configuration
Table 4. Pin Function Descriptions
Pin No.
Mnemonic
Description
1
RO
Receiver Output. When enabled, if A > B by 200 mV, then RO = high.
If A < B by 200 mV, then RO = low.
2
RE
Receiver Output Enable. A low level enables the receiver output, RO.
A high level places it in a high impedance state.
3
DE
Driver Output Enable. A high level enables the driver differential inputs A and B.
A low level places it in a high impedance state.
4
DI
Driver Input. When the driver is enabled, a logic low on DI forces A low and B high,
while a logic high on DI forces A high and B low.
5
GND
Ground.
6
A
Noninverting Receiver Input A/Driver Output A.
7
B
Inverting Receiver Input B/Driver Output B.
8
VCC
5 V Power Supply.
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