adum1311 Analog Devices, Inc., adum1311 Datasheet - Page 13

• Manufacturer Part Number: adum1311
• Description: Triple-channel Digital Isolators
• Manufacturer: Analog Devices, Inc.

PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
Table 11. ADuM1310 Pin Function Descriptions
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Mnemonic
V
GND
V
V
V
NC
DISABLE
GND
GND
CTRL
NC
V
V
V
GND
V
DD1
IA
IB
IC
OC
OB
OA
DD2
1
1
2
2
2
Description
Supply Voltage for Isolator Side 1, 2.7 V to 5.5 V.
Ground 1. Ground reference for Isolator Side 1.
Logic Input A.
Logic Input B.
Logic Input C.
No Connection.
Input Disable. Disables the isolator inputs and halts the dc refresh circuits. Outputs take on the logic state
determined by CTRL
Ground 1. Ground reference for Isolator Side 1.
Ground 2. Ground reference for Isolator Side 2.
Default Output Control. Controls the logic state the outputs take on when the input power is off. V
V
CTRL
No Connection.
Logic Output C.
Logic Output B.
Logic Output A.
Ground 2. Ground reference for Isolator Side 2.
Supply Voltage for Isolator Side 2, 2.7 V to 5.5 V.
OC
outputs are high when CTRL
2
is low and 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
.
is off. When V
DISABLE
Figure 4. ADuM1310 Pin Configuration
*GND
*GND
V
DD1
V
V
V
NC
IA
IB
IC
1
1
Rev. G | Page 13 of 24
1
2
3
4
5
6
7
8
NC = NO CONNECT
2
is high or disconnected and V
ADuM1310
(Not to Scale)
DD1
TOP VIEW
power is on, this pin has no effect.
16
15
14
13
12
11
10
9
2
IS RECOMMENDED.
V
GND
V
V
V
NC
CTRL
GND
DD2
OA
OB
OC
2
2
*
2
*
DD1
is off. V
OA
ADuM1310/ADuM1311
, V
OB
, and V
OC
outputs are low when
OA
, V
OB
, and