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參數資料
| 型號： | ADM230LAR |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | 通用總線功能 |
| 英文描述： | 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors |
| 中文描述： | 5 LINE DRIVER, PDSO20 |
| 封裝： | SOIC-20 |
| 文件頁數： | 9/16頁 |
| 文件大小： | 364K |
| 代理商： | ADM230LAR |
ADM223/ADM230L–ADM241L
–9–
REV. 0
ADM241L
SD
GND
10
25
RS-232
INPUTS
**
TTL/CMOS
OUTPUTS
R3
IN
R4
IN
R5
IN
R3
OUT
R4
OUT
R5
OUT
R5
R4
R3
24
*
INTERNAL 400k
PULL-UP RESISTOR ON EACH TTL/CMOS INPUT
**INTERNAL 5k
PULL-DOWN RESISTOR ON EACH RS-232 INPUT
EN
18
27
23
19
22
26
R1
IN
R2
IN
R1
OUT
R2
OUT
R2
R1
9
4
5
8
T1
IN
RS-232
OUTPUTS
TTL/CMOS
INPUTS
*
T1
OUT
T2
IN
T3
IN
T4
IN
T2
OUT
T3
OUT
T4
OUT
T3
20
7
6
3
2
1
T4
T2
T1
+5V TO +10V
VOLTAGE
DOUBLER
+10V TO –10V
VOLTAGE
INVERTER
16
15
14
12
17
1
μ
F
16V
13
1
μ
F
6.3V
+5V INPUT
V
CC
V+
V–
C1+
C1–
C2+
C2–
1
μ
F
16V
1
μ
F
16V
21
28
11
1
μ
F
Figure 22. ADM241L Typical Operating Circuit
ADM223
GND
10
25
RS-232
INPUTS
**
TTL/CMOS
OUTPUTS
R3
IN
R4
IN
R5
IN
R3
OUT
R4
OUT
R5
OUT
R5
R4
R3
24
*
INTERNAL 400k
PULL-UP RESISTOR ON EACH TTL/CMOS INPUT
**INTERNAL 5k
PULL-DOWN RESISTOR ON EACH RS-232 INPUT
NOTE: RECEIVERS R4 AND R5 REMAIN ACTIVE IN SHUTDOWN.
EN
SD
18
27
23
19
22
26
R1
IN
R2
IN
R1
OUT
R2
OUT
R2
R1
9
4
5
8
T1
IN
RS-232
OUTPUTS
TTL/CMOS
INPUTS
*
T1
OUT
T2
IN
T3
IN
T4
IN
T2
OUT
T3
OUT
T4
OUT
T3
20
7
6
3
2
1
T4
T2
T1
+5V TO +10V
VOLTAGE
DOUBLER
+10V TO –10V
VOLTAGE
INVERTER
16
15
14
12
17
1
μ
F
16V
13
1
μ
F
6.3V
+5V INPUT
V
CC
V+
V–
C1+
C1–
C2+
C2–
1
μ
F
16V
1
μ
F
16V
21
28
11
1
μ
F
Figure 24. ADM223 Typical Operating Circuit
1
2
3
7
28
27
26
22
8
9
10
21
20
19
11
12
18
17
4
5
25
24
6
23
TOP VIEW
(Not to Scale)
13
14
16
15
ADM241L
R2
OUT
R2
IN
R5
IN
T4
IN
R3
IN
T1
OUT
T2
OUT
T3
OUT
T4
OUT
R5
OUT
V+
V–
V
CC
C1+
C1–
C2+
C2–
GND
SD
R3
OUT
EN
T3
IN
R4
IN
R4
OUT
R1
IN
R1
OUT
T1
IN
T2
IN
Figure 21. ADM241L SOIC/SSOP Pin Configuration
1
2
3
7
28
27
26
22
8
9
10
21
20
19
11
12
18
17
4
5
25
24
6
23
TOP VIEW
(Not to Scale)
13
14
16
15
ADM223
R2
OUT
R2
IN
R5
IN
T4
IN
R3
IN
T1
OUT
T2
OUT
T3
OUT
T4
OUT
R5
OUT
V+
V–
V
CC
C1+
C1–
C2+
C2–
GND
R3
OUT
EN
SD
T3
IN
R4
IN
R4
OUT
R1
IN
R1
OUT
T1
IN
T2
IN
Figure 23. ADM223 SOIC/SSOP Pin Configuration
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