MM74HC251M vs MM74HC251MX_NL feature comparison

MM74HC251M National Semiconductor Corporation

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MM74HC251MX_NL Fairchild Semiconductor Corporation

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Rohs Code No
Part Life Cycle Code Transferred Obsolete
Ihs Manufacturer NATIONAL SEMICONDUCTOR CORP FAIRCHILD SEMICONDUCTOR CORP
Package Description PLASTIC, SO-16 SOP,
Reach Compliance Code compliant unknown
Family HC/UH HC/UH
JESD-30 Code R-PDSO-G16 R-PDSO-G16
JESD-609 Code e0 e3/e4
Length 9.9 mm 9.9 mm
Load Capacitance (CL) 50 pF
Logic IC Type MULTIPLEXER MULTIPLEXER
Number of Functions 1 1
Number of Inputs 8 8
Number of Outputs 1 1
Number of Terminals 16 16
Operating Temperature-Max 85 °C 85 °C
Operating Temperature-Min -40 °C -40 °C
Output Characteristics 3-STATE 3-STATE
Output Polarity COMPLEMENTARY COMPLEMENTARY
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code SOP SOP
Package Equivalence Code SOP16,.25
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Propagation Delay (tpd) 51 ns 256 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 1.75 mm 1.75 mm
Supply Voltage-Max (Vsup) 6 V 6 V
Supply Voltage-Min (Vsup) 2 V 2 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade INDUSTRIAL INDUSTRIAL
Terminal Finish Tin/Lead (Sn/Pb) MATTE TIN/NICKEL PALLADIUM GOLD
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 4 1
Part Package Code SOIC
Pin Count 16
HTS Code 8542.39.00.01

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