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SN74LS259D Fiches technique(PDF) 4 Page - ON Semiconductor |
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SN74LS259D Fiches technique(HTML) 4 Page - ON Semiconductor |
4 / 8 page SN74LS259 http://onsemi.com 4 DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified) Limits Symbol Parameter Min Typ Max Unit Test Conditions 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 = – 18 mA VOH Output HIGH Voltage 2.7 3.5 V VCC = MIN, IOH = MAX, VIN = VIH or VIL per Truth Table VO Output LOW Voltage 0.25 0.4 V IOL = 4.0 mA VCC = VCC MIN, VIN =VIL or VIH VOL Output LOW Voltage 0.35 0.5 V IOL = 8.0 mA VIN = VIL or VIH per Truth Table I Input HIGH Current 20 µA VCC = MAX, VIN = 2.7 V IIH Input HIGH Current 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 36 mA VCC = MAX Note 1: Not more than one output should be shorted at a time, nor for more than 1 second. AC CHARACTERISTICS (TA = 25°C, VCC = 5.0 V) Limits Symbol Parameter Min Typ Max Unit Test Conditions tPLH tPHL Turn-Off Delay, Enable to Output Turn-On Delay, Enable to Output 22 15 35 24 ns ns tPLH tPHL Turn-Off Delay, Data to Output Turn-On Delay, Data to Output 20 13 32 21 ns ns CL = 15 pF tPLH tPHL Turn-Off Delay, Address to Output Turn-On Delay, Address to Output 24 18 38 29 ns ns L tPHL Turn-On Delay, Clear to Output 17 27 ns AC SET-UP REQUIREMENTS (TA = 25°C, VCC = 5.0 V) Limits Symbol Parameter Min Typ Max Unit ts Input Setup Time 20 ns tW Pulse Width, Clear or Enable 15 ns th Hold Time, Data 5.0 ns th Hold Time, Address 20 ns |
Numéro de pièce similaire - SN74LS259D |
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Description similaire - SN74LS259D |
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