HIN232, HIN236, HIN237, HIN238, HIN239, HIN240, HIN241
Typical Performance Curves
T
A
= 25
o
C
12
SUPPLY VOLTAGE (|V|)
1µF
V- SUPPLY VOLTAGE
10
0.47µF
8
0.10µF
6
4
2
0
3.0
12
10
8
6
4
2
0
3.5
4.0
4.5
V
CC
5.0
5.5
6.0
0
5
10
15
20
|I
LOAD
| (mA)
25
30
35
V- (V
CC
= 4.5V)
V- (V
CC
= 5V)
V+ (V
CC
= 5V)
V+ (V
CC
= 4.5V)
TRANSMITTER OUTPUTS
OPEN CIRCUIT
FIGURE 5. V- SUPPLY VOLTAGE vs V
CC
, VARYING
CAPACITORS
FIGURE 6. V+, V- OUTPUT VOLTAGE vs LOAD (HIN232)
Test Circuits (HIN232)
+4.5V TO
+5.5V INPUT
1µF
C3
1µF
C1
+
-
+
1 C1+
2 V+
3 C1-
4 C2+
5 C2-
V
CC
16
GND 15
T1
OUT
14
R1
IN
13
R1
OUT
12
T1
IN
11
T2
IN
10
R2
OUT
9
3kΩ
1 C1+
2 V+
3 C1-
4 C2+
T1 OUTPUT
RS-232
±30V
INPUT
TTL/CMOS OUTPUT
TTL/CMOS INPUT
TTL/CMOS INPUT
TTL/CMOS OUTPUT
5 C2-
6 V-
7 T2
OUT
8 R2
IN
V
CC
16
GND 15
T1
OUT
14
R1
IN
13
R1
OUT
12
T1
IN
11
T2
IN
10
R2
OUT
9
-
1µF +
C2
-
1µF C4
3kΩ
T2
OUTPUT
RS-232
±30V
INPUT
V
IN
=
±2V
FIGURE 7. GENERAL TEST CIRCUIT
-
+
6 V-
7 T2
OUT
8 R2
IN
R
OUT
= V
IN
/1 T2
OUT
T1
OUT
A
FIGURE 8. POWER-OFF SOURCE RESISTANCE
CONFIGURATION
11
ISSI [ INTEGRATED SILICON SOLUTION, INC ]
