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SP334CT データシートの表示(PDF) - Signal Processing Technologies
部品番号
コンポーネント説明
メーカー
SP334CT
Programmable RS-232/RS-485 Transceiver
Signal Processing Technologies
SP334CT Datasheet PDF : 12 Pages
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TI3
1
TXEN(n/c)
2
TX4(n/c)
3
TX3
4
VCC
5
TX1
6
TX2
7
GND
8
C1+
9
V+
10
C2+
11
C1–
12
C2–
13
V–
14
SP334
28
TI2
27
TI1
26
RXEN
25
RS232/RS485
24
RI5
23
RX5
22
RX4
21
RX3
20
RX2
19
RX1
18
RI4
17
RI3
16
RI2
15
RI1
(in RS-232 mode)
Figure 11. SP334 Pinout
+5V
0.1
µ
F
0.1
µ
F
0V
TTL/CMOS
TTL/CMOS
TTL/CMOS
N/C
TTL/CMOS
TTL/CMOS
9
C1+
5
VCC
SP334
12 C1-
11
C2+
13
C2-
25
RS232/RS485
0.1
µ
F
V+
10
V–
14
0.1
µ
F
Vcc
400K
Ω
27 TI1
T1
Vcc
400K
Ω
28 TI2
T2
Vcc
400K
Ω
1 TI3
T3
TX1 6
TX2 7
TX3 4
RS-232
RS-232
RS-232
2
3
N/C
19 RX1
RI1
R1
5K
Ω
15
RS-232
20 RX2
R2
RI2
5K
Ω
16
RS-232
TTL/CMOS
21 RX3
RI3
R3
5K
Ω
17
RS-232
TTL/CMOS
22
RX4
R4
RI4
5K
Ω
18
RS-232
TTL/CMOS
23 RX5
R5
RI5
5K
Ω
24
RS-232
GND
8
26
RXEN
TTL/CMOS
+5V
0.1
µ
F
0.1
µ
F
9
C1+
12
C1-
11
C2+
13
C2-
5
VCC
SP334
0.1
µ
F
10
V+
14
V–
0.1
µ
F
2
TTL/CMOS
TXEN
Vcc
400K
Ω
TTL/CMOS
27 TI1
T1
TTL/CMOS
Vcc
400K
Ω
1 TI3
T3
TX2 7
TX1 6
TX4 3
TX3 4
TTL/CMOS
19 RX1
21 RX3
TTL/CMOS
TTL/CMOS
26
RXEN
8
GND
RI1 15
R1
15K
Ω
RI2 16
15K
Ω
RI4 18
R3
15K
Ω
RI3 17
15K
Ω
25
RS232/RS485
RS-485
RS-485
RS-485
RS-485
RS-485
RS-485
RS-485
RS-485
+5V
Figure 12. Typical Operating Circuit
SP334DS/10
Programmable RS-232/RS-485 Transceiver
7
© Copyright 2000 Sipex Corporation
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