adum3440 Analog Devices, Inc., adum3440 Datasheet - Page 14
adum3440
Manufacturer Part Number
adum3440
Description
Quad Channel, High Speed Digital Isolators
Manufacturer
Analog Devices, Inc.
Datasheet
1.ADUM3440.pdf
(24 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
adum3440ARWZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
adum3440CRWZ
Manufacturer:
AD
Quantity:
301
Part Number:
adum3440CRWZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
adum3440CRWZ-RL
Manufacturer:
AD
Quantity:
3 125
ADuM3440/ADuM3441/ADuM3442
Table 13. ADuM3441 Pin Function Descriptions
Pin No.
1
2, 8
3
4
5
6
7
9, 15
10
11
12
13
14
16
Mnemonic Function
V
GND
V
V
V
V
V
GND
V
V
V
V
V
V
DD1
IA
IB
IC
OD
E1
E2
ID
OC
OB
OA
DD2
1
2
Supply Voltage for Isolator Side 1, 3.0 V to 5.5 V.
Ground 1. Ground reference for isolator Side 1.
Logic Input A.
Logic Input B.
Logic Input C.
Logic Output D.
Output Enable 1. Active high logic input. V
is low. In noisy environments, connecting V
Ground 2. Ground reference for isolator Side 2.
Output Enable 2. Active high logic input. V
and V
recommended.
Logic Input D.
Logic Output C.
Logic Output B.
Logic Output A.
Supply Voltage for Isolator Side 1, 3.0 V to 5.5 V.
OC
outputs are disabled when V
*PIN 2 AND PIN 8 ARE INTERNALLY CONNECTED AND CONNECTING BOTH TO
GND
CONNECTING BOTH TO GND
1
IS RECOMMENDED. PIN 9 AND PIN 15 ARE INTERNALLY CONNECTED AND
Figure 6. ADuM3441 Pin Configuration
GND
GND
V
V
V
DD1
V
V
V
OD
E1
1
IA
IB
IC
1
*
*
E2
is low. In noisy environments, connecting V
1
2
3
4
5
6
7
8
2
IS RECOMMENDED.
Rev. 0 | Page 14 of 24
ADuM3441
(Not to Scale)
OD
OA
E1
TOP VIEW
, V
output is enabled when V
to an external logic high or low is recommended.
OB
, and V
OC
16
15
14
13
12
11
10
9
outputs are enabled when V
V
GND
V
V
V
V
V
GND
DD2
OA
OB
OC
ID
E2
2
2
*
*
E1
is high or disconnected. V
E2
to an external logic high or low is
E2
is high or disconnected. V
OD
is disabled when V
OA
, V
OB
E1
,