MM54HCT149J vs SN74LS147D feature comparison

MM54HCT149J National Semiconductor Corporation

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SN74LS147D onsemi

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Rohs Code No No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer NATIONAL SEMICONDUCTOR CORP ONSEMI
Package Description DIP, DIP20,.3 PLASTIC, SOIC-16
Reach Compliance Code unknown not_compliant
HTS Code 8542.39.00.01 8542.39.00.01
Additional Feature 8 TO 8 LINE PRIORITY ENCODER; CASCADABLE
Family HCT LS
JESD-30 Code R-GDIP-T20 R-PDSO-G16
JESD-609 Code e0 e0
Length 24.51 mm 9.9 mm
Load Capacitance (CL) 50 pF
Logic IC Type ENCODER ENCODER
Number of Bits 8 9
Number of Functions 1 1
Number of Terminals 20 16
Operating Temperature-Max 125 °C 70 °C
Operating Temperature-Min -55 °C
Package Body Material CERAMIC, GLASS-SEALED PLASTIC/EPOXY
Package Code DIP SOP
Package Equivalence Code DIP20,.3 SOP16,.25
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE SMALL OUTLINE
Propagation Delay (tpd) 60 ns 33 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 5.08 mm 1.75 mm
Supply Voltage-Max (Vsup) 5.5 V 5.25 V
Supply Voltage-Min (Vsup) 4.5 V 4.75 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount NO YES
Technology CMOS TTL
Temperature Grade MILITARY COMMERCIAL
Terminal Finish TIN LEAD TIN LEAD
Terminal Form THROUGH-HOLE GULL WING
Terminal Pitch 2.54 mm 1.27 mm
Terminal Position DUAL DUAL
Width 7.62 mm 3.9 mm
Base Number Matches 3 6
Pbfree Code No
Part Package Code SOIC
Pin Count 16

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