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參數(shù)資料
| 型號： | ADUM5242 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | Dual-Channel Isolators with Integrated DC/DC Converter, 50 mW |
| 中文描述： | 雙通道隔離器的集成DC / DC轉換器，50毫瓦 |
| 文件頁數(shù)： | 8/10頁 |
| 文件大?。?/td> | 152K |
| 代理商： | ADUM5242 |
ADuM5240/ADuM5241/ADuM5242
Preliminary Technical Data
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
Rev. PrN | Page 8 of 10
(Not to Scale)
8
7
6
5
1
2
3
4
V
DD
V
IB
GND
V
ISO
V
OB
GND
ISO
TOP VIEW
V
OA
V
IA
ADuM5240
Figure 5. ADuM5240 Pin
Configuration
(Not to Scale)
8
7
6
5
1
2
3
4
V
DD
V
IB
GND
V
ISO
V
OB
GND
ISO
TOP VIEW
V
IA
V
OA
ADuM5241
Figure 6. ADuM5241 Pin
Configuration
TOP
V
IEW
(Not to Scale)
8
7
6
5
1
2
3
4
V
DD
V
OA
V
OB
GND
V
ISO
V
IB
GND
ISO
ADuM
5242
V
IA
Figure 7. ADuM5242 Pin
Configuration
Table 11. ADuM5240 Pin Function Descriptions
Pin
No.
Mnemonic Function
1
V
DD1
Supply Voltage for Isolator Side 1,
4.5 V to 5.5 V (DC/DC Enabled), 2.7 V to 4.0
V (DC/DC Disabled)
2
V
IA
Logic Input A.
3
V
IB
Logic Input B.
4
GND
Ground. Ground reference for Isolator
Side 1.
5
GND
ISO
Isolated Ground. Ground reference for
Isolator Side 2.
6
V
OB
Logic Output B.
7
V
OA
Logic Output A.
8
V
ISO
Isolated Supply Voltage for Isolator Side 2,
5.0 V to 5.5 V Output (DC/DC Enabled), 4.5
V to 5.5 V Input (DC/DC Disabled)
Table 12. ADuM5241 Pin Function Descriptions
Pin
No.
Mnemonic Function
1
V
DD1
Supply Voltage for Isolator Side 1,
4.5 V to 5.5 V (DC/DC Enabled), 2.7 V to 4.0
V (DC/DC Disabled)
2
V
OA
Logic Output A.
3
V
IB
Logic Input B.
4
GND
Ground. Ground reference for Isolator
Side 1.
5
GND
ISO
Isolated Ground. Ground reference for
Isolator Side 2.
6
V
OB
Logic Output B.
7
V
IA
Logic Input A.
8
V
ISO
Isolated Supply Voltage for Isolator Side 2,
5.0 V to 5.5 V Output (DC/DC Enabled), 4.5
V to 5.5 V Input (DC/DC Disabled)
Table 13. ADuM5242 Pin Function Descriptions
Pin
No.
Mnemonic
Function
1
V
DD1
Supply Voltage for Isolator Side 1,
4.5 V to 5.5 V (DC/DC Enabled), 2.7 V to 4.0
V (DC/DC Disabled)
2
V
OA
Logic Output A.
3
V
OB
Logic Output B.
4
GND
Ground. Ground reference for Isolator
Side 1.
5
GND
ISO
Isolated Ground. Ground reference for
Isolator Side 2.
6
V
IB
Logic Input B.
7
VI
A
Logic Input A.
8
V
ISO
Isolated Supply Voltage for Isolator Side 2,
5.0 V to 5.5 V Output (DC/DC Enabled), 4.5
V to 5.5 V Input (DC/DC Disabled)
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