HIN202E thru HIN241E
1
4
+
C2
+
C1
0.1µF
HIN232E
5
3
0.1µF
-
-
T1
11
14
TD
RTS
RD
TD (2) TRANSMIT DATA
RTS (4) REQUEST TO SEND
RD (3) RECEIVE DATA
T2
10
12
7
INPUTS
OUTPUTS
TTL/CMOS
13
R2
R1
9
8
CTS
CTS (5) CLEAR TO SEND
15
V
16
CC
6
6
2
2
C4
C3
+5V
-
-
V- V+
RS-232
INPUTS AND OUTPUTS
0.2µF
0.2µF
V
16
4
CC
HIN232E
1
+
+
C1
C2
5
0.1µF
3
0.1µF
-
-
T1
T2
11
14
DTR
DSRS
DCD
R1
DTR (20) DATA TERMINAL READY
DSRS (24) DATA SIGNALING RATE SELECT
DCD (8) DATA CARRIER DETECT
R1 (22) RING INDICATOR
10
12
7
INPUTS
OUTPUTS
TTL/CMOS
13
R2
R1
9
8
15
SIGNAL GROUND (7)
FIGURE 8. COMBINING TWO HIN232Es FOR 4 PAIRS OF RS-232 INPUTS AND OUTPUTS
Typical Performance Curves
12
10
8
12
10
8
0.1µF
V+ (V
CC
= 5V)
6
6
V+ (V
= 4V)
= 5V)
CC
V- (V
CC
= 4V)
4
4
o
T
= 25 C
A
2
2
V- (V
CC
TRANSMITTER OUTPUTS
OPEN CIRCUIT
0
0
3.0
3.5
4.0
4.5
5.0
5.5
6.0
0
5
10
15
|I
20
25
30
35
V
CC
| (mA)
LOAD
FIGURE 9. V- SUPPLY VOLTAGE vs V
FIGURE 10. V+, V- OUTPUT VOLTAGE vs LOAD
CC
3-14
INTERSIL [ Intersil ]
