These are stress ratings only and functional opera-
tion of the device at these ratings or any other above
those indicated in the operation sections of the speci-
fications below are not implied. Exposure to absolute
maximum ratings conditions for extended periods of
time may affect reliability.
Supply Voltage (V
CC
)...............................................+ 6V
V+........................................................................... (Vcc-0.3V) to +.0V
V- .............................................................................-.0V
Input Voltages
Tin.....................................................-0.3V to (Vcc + 0.3V)
Rin............................................................................+/-5V
Output Voltages
Tout...............................................(V+, +0.3V) to (V-, -0.3V
Rout...................................................-0.3V to (Vcc + 0.3V)
AbSoLUTE MAxiMUM RATingS
Short Circuit duration
Tout.....................................................Continuous
Package Power Dissipation:
Plastic DIP...............................................375mW
(derate 7mW/°C above +70°C)
Small Outline...........................................375mW
(derate 7mW/°C above +70°C)
Storage Temperature..................-65°C to +50°C
Lead Temperature (soldering, 0s).......... +300°C
Vcc=5V ±0%, 0.
μ
F charge pump capacitors, T
min
to T
max
,
unless otherwise noted, Typical values are Vcc=5V
and T
a
=25°C
PARAMETER
TTL inPUT
Logic Threshold LOW
Logic Threshold HIGH
Logic Pull-Up Current
TTL oUTPUT
Output Voltge LOW
Output Voltage HIGH
RS-232 oUTPUT
output
Voltage Swing
Output Resistance
Output Short Circuit Current
Maximum Data Rate
RS-232 inPUT
Voltage Range
Voltage Threshold LOW
Voltage Threshold HIGH
Hysteresis
Resistance
Vcc = 5V,
T
a
=25°C
Vcc = 5V,
T
a
=25°C
Vcc = 5V,
T
a
=25°C
0.2
3
-5
0.8
.2
.7
0.5
5
2.4
.0
7
+5
Volts
Volts
Volts
Volts
kΩ
all
Transmitter outputs loaded
with 3k ohms to GND
Vcc = 0V, Vout = +/-2V
Infinite Duration
CL = 2500pF, RL = 3kΩ
20
+/-5.0
300
+/-8
240
+/-6.5V
Volts
Ohms
mA
kbps
i
ouT
= 3.2
mA:
V
cc
= +5V
i
ouT
= -1.0
mA
3.5
0.4
Volts
Volts
Tin
Tin
Tin = 0V
2.0
5
200
0.8
Volts
Volts
μA
TEST ConDiTionS
Min
TYP
MAx
UniT
ELECTRiCAL CHARACTERiSTiCS
T
a
=25°C,
-15V ≤ V
in
≤ +15V
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-7000 • Fax (50)668-707 • www.exar.com
SP232A_00_05308
2
EXAR [ EXAR CORPORATION ]
