参数资料
型号: ADM4855ARZ
厂商: Analog Devices Inc
文件页数: 15/16页
文件大小: 0K
描述: IC TXRX RS-485422 500KBPS 8-SOIC
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
ADM4850/ADM4851/ADM4852/ADM4853/ADM4854/ADM4855/ADM4856/ADM4857
Rev. D | Page 8 of 16
VCC 1
A
8
GND 4
Y
5
ADM4854/
ADM4855/
ADM4856/
ADM4857
TOP VIEW
(Not to Scale)
RO 2
B
7
04931-003
DI
Z
6
3
Figure 5. ADM4854/ADM4855/ADM4856/ADM4857 Pin Configuration, SOIC
Table 9. ADM4854/ADM4855/ADM4856/ADM4857 Pin Descriptions
Pin No.
Mnemonic
Description
1
VCC
5 V Power Supply.
2
RO
Receiver Output. When RO is enabled, if (A B) ≥ 30 mV, RO = high; if (A B) ≤ 200 mV, RO = low.
3
DI
Driver Input. When the driver is enabled, a logic low on DI forces Y low and Z high, whereas a logic high
on DI forces Y high and Z low.
4
GND
Ground.
5
Y
Noninverting Driver Output.
6
Z
Inverting Driver Output.
7
B
Inverting Receiver Input.
8
A
Noninverting Receiver Input.
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