adum6400 Analog Devices, Inc., adum6400 Datasheet - Page 14

• Manufacturer Part Number: adum6400
• Description: Quad-channel Isolators With Integrated Dc-to-dc Converter
• Manufacturer: Analog Devices, Inc.

ADuM6400/ADuM6401/ADuM 6402/ADuM6403/ADuM6404
Table 24. ADuM6403 Pin Function Descriptions
Pin No. Mnemonic Description
1
2, 8
3
4
5
6
7
9, 15
10
11
12
13
14
16
V
GND
V
V
V
V
V
GND
V
V
V
V
V
V
DD1
IA
OB
OC
OD
DDL
SEL
ID
IC
IB
OA
ISO
1
ISO
Primary Supply Voltage, 3.0 V to 5.5 V. Pin 1 and Pin 7 must be connected to the same external voltage source.
Ground 1. Ground reference for isolator primary. Pin 2 and Pin 8 are internally connected, and it is recommended that both
pins be connected to a common ground.
Logic Input A.
Logic Output B.
Logic Output C.
Logic Output D.
Data Channel Supply Voltage, 3.0 V to 5.5 V. Pin 1 and Pin 7 must be connected to the same external voltage source.
Ground Reference for Isolator Side 2. Pin 9 and Pin 15 are internally connected, and it is recommended that both pins be
connected to a common ground.
Output Voltage Selection. When V
Logic Input D.
Logic Input C.
Logic Input B.
Logic Output A.
Secondary Supply Voltage Output for External Loads, 3.3 V (V
Figure 11. ADuM6403 Pin Configuration
GND
GND
V
V
SEL
V
V
V
DDL
DD1
V
OB
OC
OD
IA
1
1
= V
1
2
3
4
5
6
7
8
ISO
Rev. 0 | Page 14 of 24
ADuM6403
(Not to Scale)
, the V
TOP VIEW
ISO
setpoint is 5.0 V. When V
16
15
14
13
12
10
11
9
V
GND
V
V
V
V
V
GND
ISO
OA
IB
IC
ID
SEL
ISO
ISO
SEL
Low) or 5.0 V (V
SEL
= GND
SEL
High).
ISO
, the V
ISO
setpoint is 3.3 V.