© Semiconductor Components Industries, LLC, 2009
December, 2009 Rev. 9
1 Publication Order Number:
MC1488/D
MC1488
Quad Line EIA-232D Driver
The MC1488 is a monolithic quad line driver designed to interface
data terminal equipment with data communications equipment in
conformance with the specifications of EIA Standard No. EIA232D.
Features
Current Limited Output
±10 mA typical
PowerOff Source Impedance
300 W minimum
Simple Slew Rate Control with External Capacitor
Flexible Operating Supply Range
Compatible with All ON Semiconductor DTL and TTL Logic
Families
PbFree Packages are Available
Figure 1. Simplified Application
DTL Logic Output
Interconnecting
Cable
Interconnecting
Cable
DTL Logic Input
Line Receiver
MC1489
Line Driver
MC1488
http://onsemi.com
PDIP14
P SUFFIX
CASE 646
SOIC14
D SUFFIX
CASE 751A
1
14
SOEIAJ14
M SUFFIX
CASE 965
1
14
1
14
1
PIN CONNECTIONS
2
Output C
Input C2
Input C1
Output D
Input D2
V
CC
14
Input D1
V
EE
Input A
Output A
Input B1
Input B2
Gnd
Output B
8
9
10
11
12
13
7
5
3
4
1
6
See general marking information in the device marking
section on page 8 of this data sheet.
DEVICE MARKING INFORMATION
See detailed ordering and shipping information in the package
dimensions section on page 8 of this data sheet.
ORDERING INFORMATION
MC1488
http://onsemi.com
2
Figure 2. Circuit Schematic
(1/4 of Circuit Shown)
GND 7
3.6 k
Pins 4, 9, 12 or 2
Input
Pins 5, 10, 13
Input
8.2 k
V
CC
14
7.0 k 70
6.2 k
70
Output
300
10 k
V
EE
1
Pins 6, 8, 11 or 3
MC1488
http://onsemi.com
3
MAXIMUM RATINGS (T
A
= +25°C, unless otherwise noted.)
Rating Symbol
Value Unit
Power Supply Voltage V
CC
V
EE
+ 15
15
Vdc
Input Voltage Range V
IR
15 p V
IR
p
7.0
Vdc
Output Signal Voltage V
O
±15 Vdc
Power Derating (Package Limitation, SO14 and Plastic DualInLine Package)
Derate above T
A
= + 25°C
P
D
1/R
q
JA
1000
6.7
mW
mW/°C
Operating Ambient Temperature Range T
A
0 to + 75 °C
Storage Temperature Range T
stg
65 to + 175 °C
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
ELECTRICAL CHARACTERISTICS (V
CC
= + 9.0 ± 1% Vdc, V
EE
= 9.0 ± 1% Vdc, T
A
= 0 to 75°C, unless otherwise noted.)
Characteristic
Symbol Min Typ Max Unit
Input Current Low Logic State (V
IL
= 0) I
IL
1.0 1.6 mA
Input Current High Logic State (V
IH
= 5.0 V) I
IH
10
mA
Output Voltage High Logic State
(V
IL
= 0.8 Vdc, R
L
= 3.0 kW , V
CC
= + 9.0 Vdc, V
EE
= 9.0 Vdc)
(V
IL
= 0.8 Vdc, R
L
= 3.0 kW , V
CC
= + 13.2 Vdc, V
EE
= 13.2 Vdc)
V
OH
+ 6.0
+ 9.0
+7.0
+10.5
Vdc
Output Voltage Low Logic State
(V
IH
= 1.9 Vdc, R
L
= 3.0 kW , V
CC
= + 9.0 Vdc, V
EE
= 9.0 Vdc)
(V
IH
= 1.9 Vdc, R
L
= 3.0 kW , V
CC
= + 13.2 Vdc, V
EE
= 13.2 Vdc)
V
OL
6.0
9.0
7.0
10.5
Vdc
Positive Output ShortCircuit Current, Note 1 I
OS+
+ 6.0 + 10 + 12 mA
Negative Output ShortCircuit Current, Note 1 I
OS
6.0 10 12 mA
Output Resistance (V
CC
= V
EE
= 0, V
O
= ± 2.0 V) r
o
300 Ohms
Positive Supply Current (R
I
= )
(V
IH
= 1.9 Vdc, V
CC
= + 9.0 Vdc)
(V
IL
= 0.8 Vdc, V
CC
= + 9.0 Vdc)
(V
IH
= 1.9 Vdc, V
CC
= + 12 Vdc)
(V
IL
= 0.8 Vdc, V
CC
= + 12 Vdc)
(V
IH
= 1.9 Vdc, V
CC
= + 15 Vdc)
(V
IL
= 0.8 Vdc, V
CC
= + 15 Vdc)
I
CC
+ 15
+ 4.5
+ 19
+ 5.5
+ 20
+ 6.0
+ 25
+ 7.0
+ 34
+ 12
mA
Negative Supply Current (R
L
= )
(V
IH
= 1.9 Vdc, V
EE
= 9.0 Vdc)
(V
IL
= 0.8 Vdc, V
EE
= 9.0 Vdc)
(V
IH
= 1.9 Vdc, V
EE
= 12 Vdc)
(V
IL
= 0.8 Vdc, V
EE
= 12 Vdc)
(V
IH
= 1.9 Vdc, V
EE
= 15 Vdc)
(V
IL
= 0.8 Vdc, V
EE
= 15 Vdc)
I
EE
13
18
17
500
23
500
34
2.5
mA
mA
mA
mA
mA
mA
Power Consumption
(V
CC
= 9.0 Vdc, V
EE
= 9.0 Vdc)
(V
CC
= 12 Vdc, V
EE
= 12 Vdc)
P
C
333
576
mW
SWITCHING CHARACTERISTICS (V
CC
= +9.0 ± 1% Vdc, V
EE
= 9.0 ± 1% Vdc, T
A
= +25°C.)
Propagation Delay Time (z
I
= 3.0 k and 15 pF) t
PLH
275 350 ns
Fall Time (z
I
= 3.0 k and 15 pF) t
THL
45 75 ns
Propagation Delay Time (z
I
= 3.0 k and 15 pF) t
PHL
110 175 ns
Rise Time (z
I
= 3.0 k and 15 pF) t
TLH
55 100 ns
1. Maximum Package Power Dissipation may be exceeded if all outputs are shorted simultaneously.

MC1488MEL

Mfr. #:
Manufacturer:
ON Semiconductor
Description:
RS-232 Interface IC Quad Line EIA-232D
Lifecycle:
New from this manufacturer.
Delivery:
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Payment:
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