adum1411 Analog Devices, Inc., adum1411 Datasheet - Page 14

• Manufacturer Part Number: adum1411
• Description: Quad-channel Digital Isolators
• Manufacturer: Analog Devices, Inc.

ADuM1410/ADuM1411/ADuM1412
Table 12. ADuM1411 Pin Function Descriptions
Pin No. Mnemonic Description
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
V
GND
V
V
V
V
CTRL
GND
GND
CTRL
V
V
V
V
GND
V
DD1
IA
IB
IC
OD
ID
OC
OB
OA
DD2
1
1
2
2
1
2
Supply Voltage for Isolator Side 1, 2.7 V to 5.5 V.
Ground 1. Ground reference for Isolator Side 1. Pin 2 and Pin 8 are internally connected, and connecting both to GND
recommended.
Logic Input A.
Logic Input B.
Logic Input C.
Logic Output D.
Default Output Control. Controls the logic state the outputs assume when the input power is off. V
when CTRL
power is on, this pin has no effect.
Ground 1. Ground reference for Isolator Side 1. Pin 2 and Pin 8 are internally connected, and connecting both to GND
recommended.
Ground 2. Ground reference for Isolator Side 2. Pin 9 and Pin 15 are internally connected, and connecting both to GND
recommended.
Default Output Control. Controls the logic state the outputs assume when the input power is off. V
outputs are high when CTRL
low and V
Logic Input D.
Logic Output C.
Logic Output B.
Logic Output A.
Ground 2. Ground reference for Isolator Side 2. Pin 9 and Pin 15 are internally connected, and connecting both to GND
recommended.
Supply Voltage for Isolator Side 2, 2.7 V to 5.5 V.
DD1
1
is high or disconnected and V
is off. When V
*PIN 2 AND PIN 8 ARE INTERNALLY CONNECTED. CONNECTING BOTH
TO GND
CONNECTED. CONNECTING BOTH TO GND
DD1
1
IS RECOMMENDED. PIN 9 AND PIN 15 ARE INTERNALLY
2
power is on, this pin has no effect.
is high or disconnected and V
Figure 5. ADuM1411 Pin Configuration
CTRL
GND
GND
V
V
DD1
V
V
V
OD
IA
1
IB
IC
1
1
*
*
Rev. E | Page 14 of 20
1
2
3
4
5
6
7
8
DD2
ADuM1411
(Not to Scale)
TOP VIEW
is off. V
OD
2
output is low when CTRL
IS RECOMMENDED.
16
15
14
13
12
11
10
9
V
GND
V
V
V
V
CTRL
GND
DD2
OA
OB
OC
ID
DD1
2
2
*
2
*
is off. V
OA
, V
OB
, and V
1
is low and V
OC
outputs are low when CTRL
DD2
is off. When V
OD
OA
, V
output is high
OB
, and V
DD2
1
1
OC
is
is
2
2
2
is
is
is