MAX3490E Просмотр технического описания (PDF) - Maxim Integrated
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производитель
MAX3490E
Maxim Integrated
MAX3490E Datasheet PDF : 16 Pages
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3.3V-Powered, ±15kV ESD-Protected, 12Mbps and
Slew-Rate-Limited True RS-485/RS-422 Transceivers
TOP VIEW
RO 1
RE 2
DE 3
DI 4
R
D
SO/DIP
8 VCC
7B
6A
5 GND
RO 1
R
RE 2
DE 3
DI 4 D
MAX3483E
DE
MAX3485E
8 VCC
MAX3486E
D
DI
7B
B
Rt
Rt
6
A
5 GND
A
R
RO
RE
NOTE: PIN LABELS Y AND Z ON TIMING, TEST, AND WAVEFORM DIAGRAMS REFER TO PINS A AND B WHEN DE IS HIGH.
Figure 1. MAX3483E/MAX3485E/MAX3486E Pin Configuration and Typical Operating Circuit
TOP VIEW
VCC 1
RO 2
DI 3
GND 4
R
D
SO/DIP
8A
7B
6Z
5Y
VCC
1
5Y
3
DI
D
6Z
2
RO
8A
R
Rt
7
B
4
GND
MAX3488E
MAX3490E
Rt
Figure 2. MAX3488E/MAX3490E Pin Configuration and Typical Operating Circuit
VCC
R
RO
D
DI
GND
TOP VIEW
N.C. 1
RO 2
RE 3
DE 4
DI 5
GND 6
GND 7
14 VCC
R
13 VCC
12 A
11 B
10 Z
D
9Y
8 N.C.
SO/DIP
DE VCC
4 13, 14
MAX3491E
VCC RE
5
DI
2
RO
N.C. 1, 8
D
R
9Y
10
Z
12 A
Rt
11
B
3
6, 7
RE GND
Rt
R
RO
D
DI
GND DE
Figure 3. MAX3491E Pin Configuration and Typical Operating Circuit
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