XR3072XED-F 查看數據表（PDF） - Exar Corporation
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XR3072XED-F Datasheet PDF : 24 Pages
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XR3070-78X
REV. 1.0.2
LOW POWER 18V TOLERANT RS-485/RS-422 +3.3V TRANSCEIVERS
FUNCTION TABLES
TABLE 1: FULL DUPLEX 14 PIN - XR3070X, XR3073X AND XR3076X
TRANSMITTING
Inputs
Outputs
RE
DE
DI
Y
Z
X
1
1
1
0
X
1
0
0
1
0
0
X
High-Z
1
0
X
Shutdown
TABLE 2: FULL DUPLEX 8 PIN - XR3071X, XR3074X AND XR3077X
TRANSMITTING
Input
Outputs
DI
Y
Z
1
1
0
0
0
1
TABLE 3: HALF DUPLEX 8 PIN - XR3072X, XR3075X AND XR3078X
TRANSMITTING
Inputs
Outputs
RE
DE
DI
A
B
X
1
1
1
0
X
1
0
0
1
0
0
X
High-Z
1
0
X
Shutdown
19
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