IK Semicon IN75232 Designed to support data rate up to 120kbp Datasheet

TECHNICAL DATA
IN75232
EIA-232-D INTERFACE 1 CHIP IC
Description
The IN75232N, IN75232D, IN75232TDS are monolithic
device containing 3 independent drives and 5 receivers. These
are designed to interface between date terminal equipment
and date communication equipment as designed by EIA-232D.
Features
• Meets standard EIA-232-D (Revision of RS-232-C)
• Designed to Support Data Rate up to 120kbps
• Drivers
- Current Limited Output
10 mA Typical
- Power-off Output Impedance
300 Ω Min
- Slew Rate Control by Load Capacitor
- Flexible Supply Voltage Range
- Input Compatible with Most TTL and DTL Circuits
• Receivers
- Input Resistance
3 kΩ to 7 kΩ
- Input Signal Range
± 30 V
- Built-in Input Hysteresis (Double Threshold)
• The transmitter outputs and receiver inputs are
protected to ±15kV Air ESD.
Block D iagram
V CC+
1
20
V CC
RA1
2
19
RY1
RA2
3
18
RY2
RA3
4
17
RY3
D Y1
5
16
D A1
D Y2
6
15
D A2
RA4
7
14
RY4
D Y3
8
13
D A3
RA5
9
12
RY5
V CC-
10
11 GND
I L75232N
, I L75232D
IN75232N,
IN75232D,
IN75232TDS
Pin Description
Name
VCC+
DA1
DA2
DA3
VCC
RA1
RA2
RA3
RA4
RA5
Pin No
1
16
15
13
20
2
3
4
7
9
Function
Driver Section Supply +
Driver Input
Receiver Section Supply
Receiver Input
Name
VCCDY1
DY2
DY3
GND
RY1
RY2
RY3
RY4
RY5
Pin No
10
5
6
8
11
19
18
17
14
12
Function
Driver Section Supply Driver Output
Ground
Receiver Output
Rev. 01
IN75232
Absolute Maximum Ratings
Symbol
VCC+
VCCVCC
VI (Driver)
VI (Reciver)
VO (Driver)
PT
TSTG
Top
Parameter
Rating
15
-15
10
-15 ~7
± 30
-15 ~15
1.0
-65 ~150
0 ~75
Supply Voltage
Supply Voltage
Supply Voltage
Input Voltage
Input Voltage
Output Voltage
Continuous Power Dissipation (Below 25 oC)
Storage Temperature
Operating Temperature
Unit
V
V
V
V
V
V
W
o
C
o
C
Schematic
DRIVER
RECEIVER
VCC
VCC+
8.2 К
9К
6.2 К
2К
DA
70
5К
2К
DY
4К
300
DY
DA
10 К
3.6К
10К
7К
70
VCC-
Rev. 01
IN75232
Electrical Characteristics
Supply Current
VCC = 5V, TA = 25 OC
Symbol
ICC+
Parameter
Supply Current
from VCC+
ICC-
Supply Current
from VCC-
ICC
Supply Current
from VCC
Test Conditions
VCC+ = 9 V
VIN = 1.9V
No Load
VIN = 0.8V
VCC+ = 12 V
VIN = 1.9V
No Load
VIN = 0.8V
VCC+ = 15 V
VIN = 1.9V
No Load
VIN = 0.8V
VCC- = -9 V
VIN = 1.9V
No Load
VIN = 0.8V
VCC- = -12 V
VIN = 1.9V
No Load
VIN = 0.8V
VCC- = -15 V
VIN = 1.9V
No Load
VIN = 0.8V
VCC = 5 V
VIN = 5.0V
Min
Max
15
4.5
19
5.5
25
9
-15
-3.2
-19
-3.2
-25
-3.2
30
Unit
mA
Max
Unit
V
0.8
V
mA
mA
Driver Section
Symbol
VIH
VIL
VOH
VOL
IIH
IIL
IOS(H)
IOS(L)
RO
Parameter
High Level
Input Voltage
Low Level
Input Voltage
High Level
Output Voltage
Low Level
Output Voltage
High Level
Input Current
Low Level
Input Current
Short Circuit
Output Current
at High Level
Short Circuit
Output Current
at Low Level
Output Resistance,
Power Off
Test Conditions
VCC+ = 9 V
VCC- = -9 V
VIL = 0.8V
RL = 3 kΩ
VIH = 1.9V
RL = 3 kΩ
VCC+ = 9 V
VCC- = -9 V
VCC+ = 13.2 V
VCC- = -13.2 V
VCC+ = 9 V
VCC- = -9 V
VCC+ = 13.2 V
VCC- = -13.2 V
Min
1.9
6
V
9
-6
V
-9
VI = 5V
10
μA
VI = 0
-1.6
mA
VI = 0.8V
VO = 0
-6
-12
mA
VI = 1.9V
VO = 0
6
12
mA
VCC+ = 0, VCC- = 0
VO = -2V to 2V
300
Ω
Rev. 01
IN75232
Driver Switching Characteristic
VCC+ = 9V, VCC- = -9V TA = 25 OC
Symbol
tPLH
tPHL
tTLH
tTHL
tTLH
tTHL
Parameter
Propagation Delay Time,
Low-To-High-Level Output
Propagation Delay Time,
High -To- Low -Level Output
Transition Time,
Low-To-High-Level Output *
Transition Time,
High -To- Low -Level Output*
Transition Time,
Low-To-High-Level Output**
Transition Time,
High-To-Low -Level Output**
Test Conditions
RL = 3 kΩ
CL = 15 μF
Min
Max
500
Unit
ns
175
ns
100
ns
75
ns
See Figure 1
μs
2.5
(tip)
3.0
(tip)
RL = 3 kΩ to 7 kΩ
CL = 2500 ρF
See Figure 1
μs
*- Measured between 10 % and 90 % Points of Output Waveform
** - Measured between +3V and -3V Points on the Output Waveform (EIA-232-D Condition)
Receiver Section
Symbol
VT+
VTVOH
VOL
IIH
Parameter
Positive-Going
Threshold Voltage
Negative-Going
Threshold Voltage
High Level Output
Voltage
Low Level Output Voltage
High-Level Input Current
IIL
Low-Level Input Current
IOS
Short-Circuit
Output Current
Test Conditions
VI= 0.75V, IOL=-0.5mA
Input Open,
IOL = -0.5 mA
VI= 3V, IOL = 10 mA
VI= 25V
VI= 3V
VI= -25V
VI= -3V
Min
1.75
Max
2.25
Unit
V
0.75
1.25
V
2.6
2.6
5
5
V
0.45
8.3
V
mA
-8.3
mA
3.6
0.43
-3.6
-0.43
-3
(tip)
mA
Receiver Switching Characteristic
VCC= 5V
Symbol
tPLH
tPHL
tTLH
tTHL
Parameter
Propagation Delay Time,
Low-To-High-Level Output
Propagation Delay Time,
High -To- Low -Level Output
Transition Time,
Low-To-High-Level Output
Transition Time,
High -To- Low -Level Output
Test Conditions
CL = 15 ρF
RL = 3.9 kΩ
CL = 15 ρF
RL = 390 kΩ
CL = 15 ρF
RL = 3.9 kΩ
CL = 15 ρF
RL = 390 kΩ
Min
Max
150
Unit
ns
50
ns
175
ns
20
ns
Rev. 01
IN75232
Parameter Measurement Information
DRIVER
10ns
3V
PULSE
GENERATOR
(See Note A)
1.5V
1.5V
OUTPUT
RL
CL
INTPUT
OV
tPHL
tPLH
OUTPUT
VOH
50%
50%
VOL
Test Circuit
tTHL
tTLH
Voltage Waveform
RESEIVER
10ns
VCC
90%
90%
3V
OUTPUT
R1
INTPUT
PULSE
GENERATOR
(See Note A)
10%
50%
50%
tPHL
10%
OV
tPLH
OUTPUT
CL
VOH
1.5V
(See Note C)
1.5V
VOL
tTHL
Test Circuit
Note
A.
B.
C.
tTLH
TW=25 μs, Voltage Waveform
The pulse generator has the following characteristics. f = 200 KHz, ZO = 50 Ω
C included probe and jig capacitance.
All diodes are 1N3064 or equivalent.
Fig1. Propagation and Transition Times
Typical Application
U ART
+5V
I LA75232N , D
IN75232N,D
+12V
D CD
/ D CD
D B95
D SR
/ D SR
RX
SI N
RTS
/ RTS
1
6
2
TX
7
CTS
8
SOU T
3
/ CTS
D TR
/ D TR
4
9
5
RI
/ RI
-12V
SI O Card
Rev. 01
IN75232
N SUFFIX PLASTIC DIP
(MS - 001AD)
A
Dimension, mm
11
20
B
1
10
Symbol
MIN
MAX
A
24.89
26.92
B
6.1
7.11
C
F
L
C
-T-
SEATING
PLANE
N
G
K
M
J
H
D
0.25 (0.010) M T
NOTES:
1. Dimensions “A”, “B” do not include mold flash or protrusions.
Maximum mold flash or protrusions 0.25 mm (0.010) per side.
5.33
D
0.36
0.56
F
1.14
1.78
G
2.54
H
7.62
J
0°
10°
K
2.92
3.81
L
7.62
8.26
M
0.2
0.36
N
0.38
D SUFFIX SOIC
(MS - 013AC)
A
20
Dimension, mm
11
H
B
1
P
10
G
R x 45
C
-TK
D
SEATING
PLANE
J
0.25 (0.010) M T C M
NOTES:
1. Dimensions A and B do not include mold flash or protrusion.
2. Maximum mold flash or protrusion 0.15 mm (0.006) per side
for A; for B ‑ 0.25 mm (0.010) per side.
F
M
Symbol
MIN
MAX
A
12.6
13
B
7.4
7.6
C
2.35
2.65
D
0.33
0.51
F
0.4
1.27
G
1.27
H
9.53
J
0°
8°
K
0.1
0.3
M
0.23
0.32
P
10
10.65
R
0.25
0.75
Rev. 01
IN75232
TSSOP-20
Rev. 01
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