adum5240 Analog Devices, Inc., adum5240 Datasheet - Page 8

• Manufacturer Part Number: adum5240
• Description: Dual-channel Isolators With Integrated Dc/dc Converter, 50 Mw
• Manufacturer: Analog Devices, Inc.

ADuM5240/ADuM5241/ADuM5242
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
Figure 5. ADuM5240 Pin
Configuration
Table 11. ADuM5240 Pin Function Descriptions
Pin
No.
1
2
3
4
5
6
7
8
Table 12. ADuM5241 Pin Function Descriptions
Pin
No.
1
2
3
4
5
6
7
8
GND
GND
V
V
V
V
V
V
DD
DD
Mnemonic
V
V
V
GND
GND
V
V
V
Mnemonic
V
V
V
GND
GND
V
V
V
IA
IA
IB
IB
DD1
IA
IB
OB
OA
ISO
DD1
OA
IB
OB
IA
ISO
1
1
2
2
3
3
4
4
ISO
ISO
(Not to Scale)
(Not to Scale)
ADuM5240
ADuM5240
TOP VIEW
TOP VIEW
Function
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)
Logic Input A.
Logic Input B.
Ground. Ground reference for Isolator
Side 1.
Isolated Ground. Ground reference for
Isolator Side 2.
Logic Output B.
Logic Output A.
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)
Function
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)
Logic Output A.
Logic Input B.
Ground. Ground reference for Isolator
Side 1.
Isolated Ground. Ground reference for
Isolator Side 2.
Logic Output B.
Logic Input A.
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)
8
8
7
7
6
6
5
5
V
V
V
V
V
V
GND
GND
OA
OA
ISO
ISO
OB
OB
ISO
ISO
Figure 6. ADuM5241 Pin
Configuration
GND
GND
V
V
V
V
V
V
DD
DD
OA
OA
IB
IB
Rev. PrN | Page 8 of 10
1
1
2
2
3
3
4
4
(Not to Scale)
(Not to Scale)
ADuM5241
ADuM5241
TOP VIEW
TOP VIEW
Table 13. ADuM5242 Pin Function Descriptions
Pin
No.
1
2
3
4
5
6
7
8
8
8
7
7
6
6
5
5
V
V
V
V
V
V
GND
GND
IA
IA
ISO
ISO
OB
OB
ISO
ISO
Mnemonic
V
V
V
GND
GND
V
VI
V
DD1
OA
OB
IB
ISO
A
ISO
Preliminary Technical Data
Function
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)
Logic Output A.
Logic Output B.
Ground. Ground reference for Isolator
Side 1.
Isolated Ground. Ground reference for
Isolator Side 2.
Logic Input B.
Logic Input A.
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)
Figure 7. ADuM5242 Pin
Configuration
GND
V
V
V
DD
OA
OB
1
2
3
4
(Not to Scale)
ADuM 5242
TOP V IEW
8
7
6
5
V
V
V
GND
IA
ISO
IB
ISO