DM74LS51M vs MM74HC51M feature comparison

DM74LS51M Fairchild Semiconductor Corporation

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MM74HC51M National Semiconductor Corporation

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Rohs Code No No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer FAIRCHILD SEMICONDUCTOR CORP NATIONAL SEMICONDUCTOR CORP
Part Package Code SOIC
Package Description SOP, SOP14,.25 SOP, SOP14,.25
Pin Count 14
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01 8542.39.00.01
Additional Feature ASYMMETRICAL I/PS ASYMMETRICAL INPUTS
Family LS HC/UH
JESD-30 Code R-PDSO-G14 R-PDSO-G14
JESD-609 Code e0 e0
Length 8.65 mm 8.65 mm
Logic IC Type AND-OR-INVERT GATE AND-OR-INVERT GATE
Max I(ol) 0.008 A
Number of Functions 2 2
Number of Inputs 6 6
Number of Terminals 14 14
Operating Temperature-Max 70 °C 85 °C
Operating Temperature-Min -40 °C
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code SOP SOP
Package Equivalence Code SOP14,.25 SOP14,.25
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Power Supply Current-Max (ICC) 2.8 mA
Prop. Delay@Nom-Sup 18 ns
Propagation Delay (tpd) 18 ns 32 ns
Qualification Status Not Qualified Not Qualified
Schmitt Trigger NO NO
Seated Height-Max 1.75 mm 1.75 mm
Supply Voltage-Max (Vsup) 5.25 V 6 V
Supply Voltage-Min (Vsup) 4.75 V 2 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount YES YES
Technology TTL CMOS
Temperature Grade COMMERCIAL INDUSTRIAL
Terminal Finish TIN LEAD TIN LEAD
Terminal Form GULL WING GULL WING
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL DUAL
Width 3.9 mm 3.9 mm
Base Number Matches 3 2
Load Capacitance (CL) 50 pF

Compare DM74LS51M with alternatives

Compare MM74HC51M with alternatives