SL232E
Interface transceiver of RS-232 standard with one supply voltage
•
SL232E is purposed for application in high-
performance information processing systems and
control devices of wide application.
•
Input voltage levels are compatible with standard
СMOS
levels.
•
Output voltage levels are compatible with input
SOP-16
levels of C-MOS, N-MOS and TTL integrated
circuits.
•
Supply voltage range from 2.0 to 6.0 V.
•
Low input current: 1.0 mkA; 0.1 mkA at
Т
= 25
°
С.
•
Output current 24 mA.
•
Latching current not less than 450 mA at
Т
= 25
°
С
Pin symbols in package
•
Tolerable value of static potential not less than
2000V
16
V
C1+
01
V+
02
C1-
03
15
14
13
12
11
10
09
CC
GND
T1
OUT
R1
IN
R1
OUT
T1
IN
T2
IN
R2
OUT
Truth table
Inputs
R
IN
, T
IN
H
L
Note -
H – voltage high level;
L – low voltage level
Outputs
R
OVT
, T
OVT
L
H
C2+
04
C2-
05
V-
06
T2
OUT
07
R2
IN
08
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1
SL232E
Table of pin description
Pin No.
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
Symbol
C1+
V+
C1-
C2+
C2-
V-
T2
OUT
R2
IN
R2
OUT
T2
IN
T1
IN
R1
OUT
R1
IN
T1
OUT
GND
V
CC
Pin name
Output of external capacitance of positive voltage multiplier unit
Output of positive voltage of multiplier unit
Output of external capacitance of positive voltage multiplier unit
Output of external capacitance of negative voltage multiplier unit
Output of external capacitance of negative voltage multiplier unit
Output of negative voltage of multiplier unit
Output of transmitter data (levels RS – 232)
Input of receiver data (levels RS – 232)
Output of receiver data (levels TTL/KMOS)
Input of transmitter data (levels TTL/KMOS)
Input of transmitter data (levels TTL/KMOS)
Output of receiver data (levels TTL/KMOS)
Input of receiver data (levels RS – 232)
Output of transmitter data (levels RS – 232)
Common output
Supply output of voltage source
Maximum conditions
Symbol
Parameter
min
V
CC
V+
V-
V
TIN
V
RIN
P
D
Supply voltage
Transmitter high output voltage
Transmitter low output voltage
Transmitter input voltage
Receiver input voltage
Dissipated power
DIP – package
SO - package
I
SC
Та
Output current of transmitter short circuit
Ambient temperature
-
-60
-0.3
V
CC
-0.3
-0.3
-0.3
-30
-
842
762
Continu-
ously
150
mA
О
Rate
max
6.0
14
-14
V+ +0.3
30
Unit
V
mW
С
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2
SL232E
Absolute maximum conditions
Symbol
V
CC
V+
V-
V
TIN
V
RIN
I
SC
Та
Supply voltage
Transmitter output high voltage
Transmitter output low voltage
Transmitter input voltage
Receiver input voltage
Transmitter short circuit output current
Ambient temperature
Parameter
min
4.5
5.0
-5.0
0
-30
-
-40
Rate
max
5.5
-
-
V
СС
30
V
Unit
±
60
85
mA
О
С
5V
0.1
µ
F
+
16
+
0.1
µ
F
1
0.1
µ
F
+
3
4
5
C1+
C1-
C2+
C2-
V+
V-
2
0.1
µ
F
+
6
+
0.1
µ
F
11
TTL/CMOS
Intput
10
14
RS-232
7 Output
12
TTL/CMOS
Output
13
5к
9
8
RS-232
Input
5к
15
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3
SL232E
Symbol
Parameter
Test conditions
Rate
25°C
от
-40
°C
до
85
°C
min
max
min
max
∗
-
10.0
-
14.0
Unit
I
CC
Consumption
current static
Hysteresis voltage
On (operation)
voltage
V
CC
=5.5 V
V
IL
= 0 V
V
CC
=5.0 V
V
O
≤
0.1 V
I
OL
≤
20 mkA
mA
Receiver electrical parameters
V
h
V
O
n
V
off
V
OL
V
OH
R
I
V
OL
V
OH
I
IL
I
IH
SR
R
О
I
SC
0.2
-
0.8
-
0.9
2.4
-
0.3
0.2
-
0.9
-
1.0
2.3
-
0.4
V
Off (dropout) voltage V
O
≥
V
CC
-0.1 V
I
OH
≤
-20 mkA
Output low voltage
I
OL
= 3.2
мА
V
СС
= 4.5 V
V
IH
= 2.4 V
Output high voltage I
OH
= -1.0
мА
V
СС
= 4.5 V
V
IL
= 0.8 V
Input resistance
Output low voltage
V
СС
= 5.0 V
V
СС
= 4.5 V
V
IH
= 2.0 V
R
L
= 3.0 kOhm
3.6
-
3.5
-
3.0
-
7.0
-5.2
3.0
-
7.0
-5.0
kOhm
V
Transmitter electrical parameters
Output high voltage V
СС
= 4.5 V
V
IL
= 0.8 V
R
L
= 3.0 kOhm
Input low current
Input high current
Speed of output
front change
Output resistance
Short circuit output
current
V
СС
=5.5 V
V
IL
= 0 V
V
СС
=5.5 V
V
IH
= V
СС
V
СС
=5.0 V
С
L
=50 - 1000 pF
R
L
= 3.0 - 7.0 kOhm
V
СС
= V+ = V- = 0 V
V
O
=
±
2 V
V
СС
=5.5 V
V
O
= 0 V
V
I
= V
СС
V
I
= 0 V
5.2
-
5.0
-
-
-1.0
1.0
-
-10.0
10.0
mkA
3.0
30
2.7
27
V/mks
350
-
300
-
Ohm
mA
-50
50
140
-
120
-60
60
-
kbit/с
ST
Speed of information V
СС
=4.5 V
transmission
С
L
= 1000 pF
R
L
= 3.0 kOhm
t
W
= 7mks (for
extreme -
t
W
=
8mks)
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4
SL232E
Symbol
Parameter
Test conditions
25
°C
min
t
PHLR
(t
PLHR
)
Signal propagation delay
V
СС
= 4.5 V
time when switching on (off)
С
L
= 150 pF
V
IL
= 0 V
V
IH
= 3.0 V
t
LH
=
t
HL
≤
10 ns
Signal propagation delay
V
СС
= 4.5 V
time when switching on (off)
С
L
= 2500 pF
V
IL
= 0 V
V
IH
= 3.0 V
R
L
= 3 kOhm
t
LH
=
t
HL
≤
10 ns
-
max
9.7
Unit
Rate
from -40
°C
to 85
°C
min max
-
10
mks
t
PHLT
(t
PLHT
)
5.0
∗
6.0
∗
Capacitance
Symbol
Parameter
V
CC
,
V
C
IN
C
PD
Input capacitance
Dynamic
capacitance
5.0
9.0
90
pF
Rate
Unit
Timing diagram when measuring IC dynamic parameters
+3 V
Rin
1.5 V
1.5 V
0V
V
OH
0.5Vcc
Rout
0.5Vcc
V
OL
t
PHLR
t
PLHR
Figure 1
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5
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