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参数资料
| 型号： | MAX242 |
| 厂商： | Maxim Integrated Products, Inc. |
| 元件分类： | RS-232 |
| 英文描述： | 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors |
| 中文描述： | 5V的高速RS - 232收发器与0.1uF电容 |
| 文件页数： | 33/36页 |
| 文件大小： | 442K |
| 代理商： | MAX242 |
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M
+5V-Powered, Multichannel RS-232
Drivers/Receivers
______________________________________________________________________________________
33
400k
+10V TO -10V VOLTAGE INVERTER
+5V TO +10V VOLTAGE DOUBLER
V
CC
400k
GND
+5V
+5V
+5V
+5V
+5V
18
25
24
23
21
20
1
1
μ
F
1
μ
F
1
μ
F
1
μ
F
1
μ
F
14
3
16
5k
5k
5k
5k
5k
5k
5k
5k
ENTA
C2-
C2+
C1-
C1+
T
A1
OUT
T
A1
IN
T
A3
OUT
T
A3
IN
8 R
A1
IN
10 R
A1
OUT
7 R
A2
IN
11 R
A2
OUT
6 R
A3
IN
12 R
A3
OUT
5 R
A4
IN
13
9
19
R
A4
OUT
ENRA
27
26
22
44
31
42
29
37
35
38
34
39
33
40
32
36
ENTB
V-
V+
T
B1
OUT
T
B1
IN
T
B3
OUT
T
B3
IN
R
B1
IN
R
B1
OUT
R
B2
IN
R
B2
OUT
R
B3
IN
R
B3
OUT
R
B4
IN
R
B4
OUT
ENRB
400k
+5V
2
15
T
A2
OUT
T
A2
IN
+5V
43
30
T
B2
OUT
T
B2
IN
400k
+5V
4
17
T
A4
OUT
T
A4
IN
+5V
41
28
T
B4
OUT
T
B4
IN
44
1
2
3
4
40
41
42
43
5
21
24
26
25
27 28
22
23
19
20
8
9
10
11
12
13
14
15
16
17
29
30
31
32
33
34
35
36
37
38
T
A4
IN
V
C
R
A
I
MAX248
PLCC
TOP VIEW
T
A
O
T
A
O
T
A
O
T
A
O
T
B
O
T
B
O
T
B
O
T
A
O
R
B
I
G
V
C
C
C
V
C
T
B
I
E
R
B2
IN
R
B1
IN
ENRB
R
B1
OUT
R
B2
OUT
R
B3
OUT
R
B4
OUT
T
B1
IN
T
B2
IN
T
B3
IN
T
A3
IN
T
A2
IN
T
A1
IN
R
A4
OUT
R
A3
OUT
R
A2
OUT
R
A1
OUT
ENRA
R
A1
IN
7
39
R
B3
IN
R
A2
IN
6
18
R
A
I
E
MAX248 FUNCTIONAL DESCRIPTION
8 RECEIVERS
4 A-SIDE RECEIVERS
4 B-SIDE RECEIVERS
8 TRANSMITTERS
4 A-SIDE TRANSMITTERS
4 B-SIDE TRANSMITTERS
4 CONTROL PINS
ENABLE RECEIVER A-SIDE (ENRA)
ENABLE RECEIVER B-SIDE (ENRB)
ENABLE RECEIVER A-SIDE (ENTA)
ENABLE RECEIVER B-SIDE (ENTB
)
Figure 24. MAX248 Pin Configuration and Typical Operating Circuit
相关PDF资料 |
PDF描述 |
|---|---|
| MAX242C | 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors |
| MAX242CAP | 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors |
| MAX242CPN | 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors |
| MAX242CWN | 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors |
| MAX242D | 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors |
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| MAX2420EAI+T | 功能描述:射频发射器 Integrated Circuits (ICs) RoHS:否 制造商:Micrel 类型:ASK Transmitter 封装 / 箱体:SOT-23-6 工作频率:300 MHz to 450 MHz 封装:Reel |
| MAX2420EAI-T | 功能描述:射频发射器 RoHS:否 制造商:Micrel 类型:ASK Transmitter 封装 / 箱体:SOT-23-6 工作频率:300 MHz to 450 MHz 封装:Reel |
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