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MC1488D1
RS232C QUAD LINE DRIVER
1/12August 2003 CURRENT LIMITED OUTPUT ±10mA TYP. POWER-OFF SOURCE IMPEDANCE 300Ω
MIN. SIMPLE SLEW RATE CONTROL WITH
EXTERNAL CAPACITOR FLEXIBLE OPERATING SUPPLY RANGE INPUTS ARE TTL ANDμP COMPATIBLE
DESCRIPTIONThe MC1488isa monolithic quad line driver
designedto interface data terminal equipment
with data communications equipment in
conformance with the specificationsof EIA
StandardNo. RS232C.
LOGIC DIAGRAM
MC1488RS-232C QUAD LINE DRIVER
MC14882/12
PIN CONFIGURATION
ORDERING CODES
ABSOLUTE MAXIMUM RATINGSAbsoluteMaximum Ratingsare those values beyond which damagetothe devicemay occur. Functional operation under these conditionis
not implied.
THERMAL DATA
MC14883/12
ELECTRICAL CHARACTERISTICS =9V± 10%, VEE =-9V± 10%, Tamb=0to 75°C, unless otherwise specified.
SWITCHING CHARACTERISTICS=9±1V, VEE =-9±1V, Tamb= 25°C Maximum package power dissipationmaybe exceededifall outputsare shorted simultaneously.
MC14884/12
TEST CIRCUITS
Figure1: Input Current
Figure2: Output Voltage
Figure3: Output Short-Circuit Current
MC14885/12
Figure4: Output Resistance (poweroff)
Figure5: Power Supply Currents
Figure6: Switching Response
MC14886/12
Figure7: Transfer Characteristicsvs Input
Voltage
Figure8: Short-Circuit Output Currentvs
Temperature
Figure9: Output Slew-Rate Load Capacitance
Figure10: Output Voltage and Current Limiting
Characteristics
Figure11: Maximum Operating Temperaturevs
Power Supply Voltage
