CENG 290

Digital Design: I

74LS04 Data

GUARANTEED OPERATING RANGES

Symbol Parameter Min Typ Max Unit
VCC Supply Voltage 4.75 5.0 5.25 V
TA Operating Ambient Temperature Range 0 25 70 °C
IOH Output Current - High     -0.4 mA
IOL Output Current - Low     8.0 mA

DC CHARACTERISTICS OVER OPERATING TEMPERATURE (unless otherwise specified)

Symbol Parameter Limits Unit Test Conditions
Min Typ Max
VIH Input HIGH Voltage 2.0     V Guaranteed Input HIGH Voltage for All Inputs
VIL Input LOW Voltage     0.8 V Guaranteed Input LOW Voltage for All Inputs
VIK Input Clamp Diode Voltage   -0.65 -1.5 V VCC = MIN, IIN = -18mA
VOH Output HIGH Voltage 2.7 3.5   V VCC = MIN, IOH = MAX, VIN = VIH or VIL per Truth Table
VOL Output LOW Voltage   0.35 0.5 V IOL = 8.0 mA, VCC = VCC MIN, VIN = VIL or VIH per Truth Table
IIH Input HIGH Current     20 µA VCC = MAX, VIN = 2.7 V
    0.1 mA VCC = MAX, VIN = 7.0 V
IIL Input LOW Current     -0.4 mA VCC = MAX, VIN = 0.4 V
IOS Short Circuit Current (Note 1) -20   -100 mA VCC = MAX
ICC Power Supply Current
     Total, Output HIGH
     Total, Output LOW		    
2.4		 mA VCC = MAX
    6.6
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.

AC CHARACTERISTICS (TA = 25°C)

Symbol Parameter Limits Unit Test Conditions
Min Typ Max
tPLH Turn-Off Delay, Input to Output   9.0 15 ns VCC = 5.0 V
CL = 15 pF
tPHL Turn-On Delay, Input to Output   10 15 ns

Input Characteristics


This page was created by Erik Laxdal. Last updated on Sunday, May 20, 2001 by Erik Laxdal.

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