參數(shù)資料
型號: ADUM1310
廠商: Analog Devices, Inc.
英文描述: Triple-Channel Digital Isolators
中文描述: 三通道數(shù)字隔離器
文件頁數(shù): 15/20頁
文件大小: 282K
代理商: ADUM1310
ADuM1310/ADuM1311
Rev. F | Page 15 of 20
Table 12. Truth Table (Positive Logic)
V
Ix
Input
1
Input
2
State
3
H
X
L or NC Powered
L
X
L or NC Powered
X
H or NC H
X
L
H
X
H or NC X
CTRL
x
V
DISABLE
V
DDI
State
4
V
DDO
State
5
Powered
Powered
Powered
Powered
V
Ox
Output Notes
H
L
H
L
H
Normal operation, data is high.
Normal operation, data is low.
Inputs disabled. Outputs are in the default state as determined by CTRL
x
.
Inputs disabled. Outputs are in the default state as determined by CTRL
x
.
Input unpowered. Outputs are in the default state as determined by CTRL
x
.
Outputs return to input state within 1 μs of V
DDI
power restoration. See the
pin function tables (Table 10 and Table 11) for more details.
Input unpowered. Outputs are in the default state as determined by CTRL
x
.
Outputs return to input state within 1 μs of V
DDI
power restoration. See the
pin function tables (Table 10 and Table 11) for more details.
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 tables (Table 10 and Table 11) for more details.
X
X
Unpowered Powered
X
L
X
Unpowered Powered
L
X
X
X
Powered
Unpowered Z
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).
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