MC74HC244ADW vs MM74HC244WM feature comparison

MC74HC244ADW Rochester Electronics LLC

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MM74HC244WM National Semiconductor Corporation

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Pbfree Code Yes
Part Life Cycle Code Active Transferred
Ihs Manufacturer ROCHESTER ELECTRONICS LLC NATIONAL SEMICONDUCTOR CORP
Part Package Code SOIC
Package Description SOIC-20 PLASTIC, SO-20
Pin Count 20
Reach Compliance Code unknown compliant
Family HC/UH HC/UH
JESD-30 Code R-PDSO-G20 R-PDSO-G20
JESD-609 Code e0 e0
Length 12.8 mm 12.8 mm
Logic IC Type BUS DRIVER BUS DRIVER
Moisture Sensitivity Level 1
Number of Bits 4 4
Number of Functions 2 2
Number of Ports 2 2
Number of Terminals 20 20
Operating Temperature-Max 125 °C 85 °C
Operating Temperature-Min -55 °C -40 °C
Output Characteristics 3-STATE 3-STATE
Output Polarity TRUE TRUE
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code SOP SOP
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Peak Reflow Temperature (Cel) 240
Propagation Delay (tpd) 135 ns 29 ns
Qualification Status COMMERCIAL Not Qualified
Seated Height-Max 2.65 mm 2.65 mm
Supply Voltage-Max (Vsup) 6 V 6 V
Supply Voltage-Min (Vsup) 2 V 2 V
Supply Voltage-Nom (Vsup) 3 V 5 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade MILITARY INDUSTRIAL
Terminal Finish TIN LEAD Tin/Lead (Sn/Pb)
Terminal Form GULL WING GULL WING
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 7.5 mm 7.5 mm
Base Number Matches 5 5
Rohs Code No
HTS Code 8542.39.00.01
Control Type ENABLE LOW
Load Capacitance (CL) 50 pF
Max I(ol) 0.006 A
Package Equivalence Code SOP20,.4
Prop. Delay@Nom-Sup 29 ns

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