adum3211 Analog Devices, Inc., adum3211 Datasheet - Page 14

• Manufacturer Part Number: adum3211
• Description: Dual-channel Digital Isolator, Enhanced System-level Esd Reliability
• Manufacturer: Analog Devices, Inc.

ADuM3210/ADuM3211
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
Table 32. ADuM3210 Pin Function Descriptions
Pin No.
1
2
3
4
5
6
7
8
TRUTH TABLES
Table 34. ADuM3210 Truth Table (Positive Logic)
V
H
L
H
L
X
X
Table 35. ADuM3211 Truth Table (Positive Logic)
V
H
L
H
L
X
X
IA
IA
Input
Input
Mnemonic
V
V
V
GND
GND
V
V
V
DD1
IA
IB
OB
OA
DD2
V
H
L
L
H
X
X
V
H
L
L
H
X
X
IB
IB
Figure 4. ADuM3210 Pin Configuration
1
2
Input
Input
GND
V
DD1
V
V
IA
IB
1
1
2
3
4
ADuM3210
(Not to Scale)
V
Powered
Powered
Powered
Powered
Unpowered
Powered
V
Powered
Powered
Powered
Powered
Unpowered
Powered
TOP VIEW
Description
Supply Voltage for Isolator Side 1,
2.7 V to 5.5 V.
Logic Input A.
Logic Input B.
Ground 1. Ground reference for
Isolator Side 1.
Ground 2. Ground reference for
Isolator Side 2.
Logic Output B.
Logic Output A.
Supply Voltage for Isolator Side 2,
2.7 V to 5.5 V.
DD1
DD1
State
State
8
7
6
5
V
V
V
GND
DD2
OA
OB
V
Powered
Powered
Powered
Powered
Powered
Unpowered
V
Powered
Powered
Powered
Powered
Powered
Unpowered
2
DD2
DD2
State
State
V
H
L
H
L
L
Indeterminate
V
H
L
H
L
Indeterminate
L
OA
OA
Rev. C | Page 14 of 20
Output
Output
Table 33. ADuM3211 Pin Function Descriptions
Pin No.
1
2
3
4
5
6
7
8
V
H
L
L
H
L
Indeterminate
V
H
L
L
H
L
Indeterminate
OB
OB
Output
Output
Mnemonic
V
V
V
GND
GND
V
V
V
DD1
OA
IB
OB
IA
DD2
Figure 5. ADuM3211 Pin Configuration
1
2
GND
V
V
DD1
V
OA
IB
1
Notes
Outputs return to the input state within
1 μs of V
Outputs return to the input state within
1 μs of V
Notes
Outputs return to the input state within
1 μs of V
Outputs return to the input state within
1 μs of V
1
2
3
4
ADuM3211
(Not to Scale)
TOP VIEW
Description
Supply Voltage for Isolator Side 1,
2.7 V to 5.5 V.
Logic Output A.
Logic Input B.
Ground 1. Ground reference for
Isolator Side 1.
Ground 2. Ground reference for
Isolator Side 2.
Logic Output B.
Logic Input A.
Supply Voltage for Isolator Side 2,
2.7 V to 5.5 V.
DDI
DDO
DDI
DDO
power restoration
power restoration
power restoration
power restoration
8
7
6
5
V
V
V
GND
DD2
IA
OB
2