3
FN3020.7
July 28, 2005
Absolute Maximum Ratings
Thermal Information
VCC to Ground. . . . . . . . . . . . . . . . . . . . . . (GND -0.3V) < VCC < 6V
V+ to Ground . . . . . . . . . . . . . . . . . . . . . . . . (VCC -0.3V) < V+ < 12V
V- to Ground. . . . . . . . . . . . . . . . . . . . . . . . -12V < V- < (GND +0.3V)
Input Voltages
T1IN, T2IN . . . . . . . . . . . . . . . . . . . .(V- -0.3V) < VIN < (V+ +0.3V)
R1IN, R2IN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±30V
Output Voltages
T1OUT, T2OUT . . . . . . . . . . . . .(V- -0.3V) < VTXOUT < (V+ +0.3V)
R1OUT, R2OUT. . . . . . . . . (GND -0.3V) < VRXOUT < (VCC +0.3V)
Short Circuit Duration
T1OUT, T2OUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Continuous
R1OUT, R2OUT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Continuous
Operating Conditions
Temperature Ranges
ICL232C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0oC to 70oC
ICL232I. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40oC to 85oC
ICL232M. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55oC to 125oC
Thermal Resistance (Typical, Note 1)
θJA (oC/W) θJC (oC/W)
CERDIP Package . . . . . . . . . . . . . . . . .
80
18
PDIP Package. . . . . . . . . . . . . . . . . . . .
100
N/A
SOIC Package . . . . . . . . . . . . . . . . . . .
100
N/A
Maximum Junction Temperature
Plastic Packages. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150oC
Ceramic Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 175oC
Maximum Storage Temperature Range . . . . . . . . . . -65oC to 150oC
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . 300oC
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTE:
1.
θJA is measured with the component mounted on an evaluation PC board in free air.
Electrical Specifications
Test Conditions: VCC = +5V ±10%, TA = Operating Temperature Range. Test Circuit as in Figure 8 Unless
Otherwise Specified
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
Transmitter Output Voltage Swing, TOUT
T1OUT and T2OUT Loaded with 3k to
Ground
±5
±9
±10
V
Power Supply Current, ICC
Outputs Unloaded, TA = 25oC-
5
10
mA
TIN, Input Logic Low, VlL
--
0.8
V
TIN, Input Logic High, VlH
2.0
-
V
Logic Pullup Current, IP
T1IN, T2IN = 0V
-
15
200
A
RS-232 Input Voltage Range, VIN
-30
-
+30
V
Receiver Input Impedance, RIN
VIN = ±3V
3.0
5.0
7.0
k
Receiver Input Low Threshold, VlN (H-L)
VCC = 5V, TA = 25oC0.8
1.2
-
V
Receiver Input High Threshold, VIN (L-H)
VCC = 5V, TA = 25oC-
1.7
2.4
V
Receiver Input Hysteresis, VHYST
0.2
0.5
1.0
V
TTL/CMOS Receiver Output Voltage Low, VOL
IOUT = 3.2mA
-
0.1
0.4
V
TTL/CMOS Receiver Output Voltage High, VOH
IOUT = -1.0mA
3.5
4.6
-
V
Propagation Delay, tPD
RS-232 to TTL
-
0.5
-
s
Instantaneous Slew Rate, SR
CL = 10pF, RL = 3k, TA = 25oC
(Notes 2, 3)
--
30
V/
s
Transition Region Slew Rate, SRT
RL = 3k, CL = 2500pF Measured
from +3V to -3V or -3V to +3V
-3
-
V/
s
Output Resistance, ROUT
VCC = V+ = V- = 0V, VOUT = ±2V
300
-
RS-232 Output Short Circuit Current, ISC
T1OUT or T2OUT Shorted to GND
-
±10
-
mA
NOTES:
2. Guaranteed by design.
3. See Figure 4 for definition.
ICL232