參數(shù)資料
型號(hào)： ICL232
廠(chǎng)商： Intersil Corporation
英文描述： +5V Powered, Dual RS-232 Transmitter/Receiver(正5V電源電壓、雙組RS-232收發(fā)器)
中文描述： 5V的技術(shù)，雙路RS - 232發(fā)送器/接收器（正5V的電源電壓，雙組RS - 232接口收發(fā)器）
文件頁(yè)數(shù)： 4/7頁(yè)
文件大?。?/td> 210K
代理商： ICL232
4
FN3020.7
July 28, 2005
Test Circuits
FIGURE 1. GENERAL TEST CIRCUIT
FIGURE 2. POWER-OFF SOURCE RESISTANCE
CONFIGURATION
Typical Performance Curves
FIGURE 3. V+, V- OUTPUT IMPEDANCES vs V
CC
FIGURE 4. V+, V- OUTPUT VOLTAGES vs LOAD CURRENT
Pin Descriptions
PDIP, CERDIP
SOIC
PIN NAME
DESCRIPTION
1
1
C1+
External capacitor “+” for internal voltage doubler.
2
2
V+
Internally generated +10V (typical) supply.
3
3
C1-
External capacitor “-” for internal voltage doubler.
4
4
C2+
External capacitor “+” internal voltage inverter.
5
5
C2-
External capacitor “-” internal voltage inverter.
6
6
V-
Internally generated -10V (typical) supply.
7
7
T2
OUT
RS-232 Transmitter 2 output
±
10V (typical).
8
8
R2
IN
RS-232 Receiver 2 input, with internal 5K pulldown resistor to GND.
14
15
16
9
13
12
11
10
1
2
3
4
5
7
6
8
C1+
V+
C1-
C2+
C2-
V-
R2
IN
T2
OUT
V
CC
T1
OUT
R1
IN
R1
OUT
T1
IN
T2
IN
R2
OUT
GND
+4.5V TO
+5.5V INPUT
3k
T1 OUTPUT
RS-232
±
30V INPUT
TTL/CMOS
OUTPUT
TTL/CMOS
INPUT
TTL/CMOS
INPUT
TTL/CMOS
OUTPUT
+
-
1
μ
F
C3
+
-
1
μ
F
C1
+
-
1
μ
F
C2
+
-
1
μ
F C4
3k
T2 OUTPUT
RS-232
±
30V INPUT
14
15
16
9
13
12
11
10
1
2
3
4
5
7
6
8
C1+
V+
C1-
C2+
C2-
V-
R2
IN
T2
OUT
V
CC
T1
OUT
R1
IN
R1
OUT
T1
IN
T2
IN
R2
OUT
GND
T2
OUT
T1
OUT
V
IN
=
±
2V
A
R
OUT
= V
IN
/I
550
500
450
400
350
300
250
200
150
3
4
5
6
INPUT SUPPLY VOLTAGE V
CC
(V)
V- SUPPLY
V+ SUPPLY
OPERATING
RANGE
GUARANTEED
T
A
= 25
o
C
EXTERNAL SUPPLY LOAD
1k
BETWEEN V+ + GND
OR V- + GND
TRANSMITTER OUTPUT
OPEN CIRCUIT
V
)
10
|I
LOAD
| (mA)
V+ (V
CC
= 4.5V)
V+ (V
CC
= 5V)
V- (V
CC
= 5V)
V- (V
CC
= 4.5V)
T
A
= 25
o
C
TRANSMITTER OUTPUTS
OPEN CIRCUIT
9
8
7
6
5
4
3
2
1
0
O
3
10
9
8
7
6
5
4
ICL232
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參數(shù)描述
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