参数资料
型号: ADM2490EBRWZ
厂商: Analog Devices Inc
文件页数: 14/16页
文件大小: 0K
描述: IC TXRX RS-485 ISOLATED 16-SOIC
产品培训模块: iCoupler Digital Isolater Technology
标准包装: 47
系列: iCoupler®
类型: 收发器,隔离式
驱动器/接收器数: 1/1
规程: RS422/RS485
电源电压: 3V,5V
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.295",7.50mm 宽)
供应商设备封装: 16-SOIC
包装: 管件
产品目录页面: 790 (CN2011-ZH PDF)
ADM2490E
Rev. A | Page 7 of 16
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
VDD1 1
GND1 2
RxD 3
NC 4
VDD2
16
GND2
15
A
14
B
13
GND1 5
NC
12
TxD 6
Z
11
NC 7
Y
10
GND1 8
GND2
9
NC = NO CONNECT
ADM2490E
TOP VIEW
(Not to Scale)
05
88
9-
0
02
Figure 2. Pin Configuration
Table 9. Pin Function Descriptions
Pin No.
Mnemonic
Description
1
VDD1
Power Supply (Logic Side). Decoupling capacitor to GND1 required; capacitor value should be between
0.01 μF and 0.1 μF.
2, 5, 8
GND1
Ground (Logic Side).
3
RxD
Receiver Output.
4, 7, 12
NC
No Connect. These pins must be left floating.
6
TxD
Transmit Data.
9, 15
GND2
Ground (Bus Side).
10
Y
Driver Noninverting Output.
11
Z
Driver Inverting Output.
13
B
Receiver Inverting Input.
14
A
Receiver Noninverting Input.
16
VDD2
Power Supply (Bus Side). Decoupling capacitor to GND2 required; capacitor value should be between
0.01 μF and 0.1 μF.
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