MAX3072EESA 查看數據表（PDF） - Maxim Integrated
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MAX3072EESA
Maxim Integrated
MAX3072EESA Datasheet PDF : 25 Pages
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+3.3V, ±15kV ESD-Protected, Fail-Safe,
Hot-Swap, RS-485/RS-422 Transceivers
Pin Configurations and Typical Operating Circuits
DE VCC
4 14
MAX3070E
0.1µF MAX3073E
MAX3076E
VCC RE
N.C. 1
RO 2
R
RE 3
DE 4
DI 5
D
GND 6
14 VCC
13 N.C.
12 A
11 B
10 Z
9Y
DI
5
2
RO
1, 8, 13
N.C.
9Y
D
10
Z
12 A
Rt
R
11
B
GND
Rt
R
RO
D
DI
GND 7
8 N.C.
3
6, 7
RE
GND DE
TYPICAL FULL-DUPLEX OPERATING CIRCUIT
DIP/SO
VCC 1
RO 2
DI 3
GND 4
8A
R
7B
6Z
D
5Y
DIP/SO
0.1µF
VCC 1
MAX3071E
VCC
MAX3074E
MAX3077E
DI
3
D
2
RO
R
GND
5Y
6
Z
8A
Rt
7
B
Rt
R
RO
D
DI
4
GND
TYPICAL FULL-DUPLEX OPERATING CIRCUIT
RO 1 R
RE 2
DE 3
DI 4 D
8 VCC
7B
6A
5 GND
RO 1
R
RE 2
DE 3
DI 4 D
DIP/SO
0.1µF
8 VCC
7
A
Rt
6
5
B
GND
MAX3072E
MAX3075E
MAX3078E
A
Rt
B
DE
D
DI
R
RO
RE
TYPICAL HALF-DUPLEX OPERATING CIRCUIT
NOTE: PIN LABELS Y AND Z ON TIMING, TEST, AND WAVEFORMS DIAGRAMS.
REFER TO PINS A AND B WHEN DE IS HIGH.
20 ______________________________________________________________________________________
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