Datasheet

Data Sheet ADuM2400/ADuM2401/ADuM2402
Rev. F | Page 15 of 24
05007-007
V
DD1
1
*GND
1
2
V
IA
3
V
IB
4
V
DD2
16
GND
2
*
15
V
OA
14
V
OB
13
V
OC
5
V
IC
12
V
OD
6
V
ID
11
V
E1
7
V
E2
10
*GND
1
8
GND
2
*
9
ADuM2402
TOP VIEW
(Not to Scale)
*PIN 2 AND PIN 8 ARE INTERNALLY CONNECTED, AND CONNECTING
BOTH TO GND
1
IS RECOMMENDED. PIN 9 AND PIN 15 ARE INTERNALLY
CONNECTED, AND CONNECTING BOTH TO GND
2
IS RECOMMENDED.
Figure 7. ADuM2402 Pin Configuration
Table 14. ADuM2402 Pin Function Descriptions
Pin No. Mnemonic Description
1 V
DD1
Supply Voltage for Isolator Side 1, 2.7 V to 5.5 V.
2 GND
1
Ground 1. Ground reference for Isolator Side 1.
3 V
IA
Logic Input A.
4
V
IB
Logic Input B.
5 V
OC
Logic Output C.
6 V
OD
Logic Output D.
7 V
E1
Output Enable 1. Active high logic input. V
OC
and V
OD
outputs are enabled when V
E1
is high or disconnected.
V
OC
and V
OD
outputs are disabled when V
E1
is low. In noisy environments, connecting V
E1
to an external logic high or
low is recommended.
8 GND
1
Ground 1. Ground reference for Isolator Side 1.
9 GND
2
Ground 2. Ground reference for Isolator Side 2.
10 V
E2
Output Enable 2. Active high logic input. V
OA
and V
OB
outputs are enabled when V
E2
is high or disconnected.
V
OA
and V
OB
outputs are disabled when V
E2
is low. In noisy environments, connecting V
E2
to an external logic high or
low is recommended.
11
V
ID
Logic Input D.
12 V
IC
Logic Input C.
13 V
OB
Logic Output B.
14 V
OA
Logic Output A.
15 GND
2
Ground 2. Ground reference for Isolator Side 2.
16 V
DD2
Supply Voltage for Isolator Side 2, 2.7 V to 5.5 V.
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