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ADUM1310ARWZ-RL

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24
Data Sheet ADuM1310/ADuM1311
Rev. K | Page 13 of 24
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
04904-003
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
IC
5
V
OC
12
NC
6
NC
11
DISABLE
7
CTRL
2
10
*GND
1
8
GND
2
*
9
NC = NO CONNECT
ADuM1310
TOP VIEW
(Not to Scale)
*PIN 2 AND PIN 8 ARE INTERNALLY CONNECTED. CONNECTING BOTH
TO GND
1
IS RECOMMENDED. PIN 9 AND PIN 15 ARE INTERNALLY
CONNECTED. CONNECTING BOTH TO GND
2
IS RECOMMENDED.
Figure 4. ADuM1310 Pin Configuration
Table 11. ADuM1310 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
IC
Logic Input C.
6 NC No Connection.
7
DISABLE
Input Disable. Disables the isolator inputs and halts the dc refresh circuits. Outputs take on the logic state
determined by CTRL
2
.
8 GND
1
Ground 1. Ground reference for Isolator Side 1.
9 GND
2
Ground 2. Ground reference for Isolator Side 2.
10 CTRL
2
Default Output Control. Controls the logic state the outputs take on when the input power is off. V
OA
, V
OB
, and
V
OC
outputs are high when CTRL
2
is high or disconnected and V
DD1
is off. V
OA
, V
OB
, and V
OC
outputs are low when
CTRL
2
is low and V
DD1
is off. When V
DD1
power is on, this pin has no effect.
11 NC No Connection.
12 V
OC
Logic Output 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.
ADuM1310/ADuM1311 Data Sheet
Rev. K | Page 14 of 24
04904-004
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
NC
6
NC
1
1
CTRL
1
7
CTRL
2
10
*GND
1
8
GND
2
*
9
NC = NO CONNECT
ADuM1311
TOP VIEW
(Not to Scale)
*PIN 2 AND PIN 8 ARE INTERNALLY CONNECTED. CONNECTING BOTH
TO GND
1
IS RECOMMENDED. PIN 9 AND PIN 15 ARE INTERNALLY
CONNECTED. CONNECTING BOTH TO GND
2
IS RECOMMENDED.
Figure 5. ADuM1311 Pin Configuration
Table 12. ADuM1311 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 NC No Connection.
7 CTRL
1
Default Output Control. Controls the logic state the outputs take on when the input power is off. V
OC
output is
high when CTRL
1
is high or disconnected and V
DD2
is off. V
OC
output is low when CTRL
1
is low and V
DD2
is off.
When V
DD2
power is on, this pin has no effect.
8
GND
1
Ground 1. Ground reference for Isolator Side 1.
9 GND
2
Ground 2. Ground reference for Isolator Side 2.
10 CTRL
2
Default Output Control. Controls the logic state the outputs take on when the input power is off. V
OA
and V
OB
outputs are high when CTRL
2
is high or disconnected and V
DD1
is off. V
OA
and V
OB
outputs are low when CTRL
2
is low and V
DD1
is off. When V
DD1
power is on, this pin has no effect.
11 NC No Connection.
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.
Data Sheet ADuM1310/ADuM1311
Rev. K | Page 15 of 24
Table 13. Truth Table (Positive Logic)
V
Ix
Input
1
CTRL
x
Input
2
V
DISABLE
State
3
V
DDI
State
4
V
DDO
State
5
V
Ox
Output
Description
H X L or NC Powered Powered H Normal operation, data is high.
L X L or NC Powered Powered L Normal operation, data is low.
X
H or
NC
H
X
Powered
H
Inputs disabled. Outputs are in the default state determined by
CTRL
x
.
X L H X Powered L
Inputs disabled. Outputs are in the default state determined by
CTRL
x
.
X
H or
NC
X Unpowered Powered H
Input unpowered. Outputs are in the default state determined by
CTRL
x
. Outputs return to input state within 1 µs of V
DDI
power
restoration. See the pin function descriptions (Table 11 and Table 12)
for more details.
X L X Unpowered Powered L
Input unpowered. Outputs are in the default state determined by
CTRL
x
. Outputs return to input state within 1 µs of V
DDI
power
restoration. See the pin function descriptions (Table 11 and Table 12)
for more details.
X X X Powered Unpowered Z
Output unpowered. Output pins are in high impedance state.
Outputs return to input state within 1 µs of V
DDO
power restoration.
See the pin function descriptions (Table 11 and Table 12) for more
details.
1
V
Ix
and V
Ox
refer to the input and output signals of a given channel (A, B, or C).
2
CTRL
x
refers to the default output control signal on the input side of a given channel (A, B, or C).
3
Available only on the ADuM1310.
4
V
DDI
refers to the power supply on the input side of a given channel (A, B, or C).
5
V
DDO
refers to the power supply on the output side of a given channel (A, B, or C).
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24

ADUM1310ARWZ-RL

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Manufacturer:
Analog Devices Inc.
Description:
Digital Isolators Digital Triple-CH
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