SN74F251DR vs 74F251ASC feature comparison

SN74F251DR Texas Instruments

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74F251ASC Fairchild Semiconductor Corporation

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Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC FAIRCHILD SEMICONDUCTOR CORP
Package Description SOP, 0.150 INCH, MS-012, SOIC-16
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01 8542.39.00.01
Family F/FAST F/FAST
JESD-30 Code R-PDSO-G16 R-PDSO-G16
Length 9.9 mm 9.9 mm
Load Capacitance (CL) 50 pF 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 70 °C 70 °C
Operating Temperature-Min
Output Characteristics 3-STATE 3-STATE
Output Polarity COMPLEMENTARY COMPLEMENTARY
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code SOP SOP
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Power Supply Current-Max (ICC) 24 mA 22 mA
Propagation Delay (tpd) 10 ns 8 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 1.75 mm 1.75 mm
Supply Voltage-Max (Vsup) 5.5 V 5.5 V
Supply Voltage-Min (Vsup) 4.5 V 4.5 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount YES YES
Technology TTL TTL
Temperature Grade COMMERCIAL COMMERCIAL
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 1 3
Pbfree Code Yes
Rohs Code Yes
Part Package Code SOIC
Pin Count 16
JESD-609 Code e3
Max I(ol) 0.024 A
Moisture Sensitivity Level 1
Package Equivalence Code SOP16,.25
Prop. Delay@Nom-Sup 8 ns
Terminal Finish MATTE TIN

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