MC74AC646DWR2 vs 74AC646SCXR feature comparison

MC74AC646DWR2 Rochester Electronics LLC

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74AC646SCXR Fairchild Semiconductor Corporation

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Pbfree Code Yes
Rohs Code No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer ROCHESTER ELECTRONICS LLC FAIRCHILD SEMICONDUCTOR CORP
Part Package Code SOIC SOIC
Package Description PLASTIC, SOIC-24 SOP,
Pin Count 24 24
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01 8542.39.00.01
Additional Feature SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED/REAL TIME DATA WITH DIRECTION CONTROL
Family AC AC
JESD-30 Code R-PDSO-G24 R-PDSO-G24
JESD-609 Code e0
Length 15.395 mm 15.4 mm
Logic IC Type REGISTERED BUS TRANSCEIVER REGISTERED BUS TRANSCEIVER
Number of Bits 8 8
Number of Functions 1 1
Number of Ports 2 2
Number of Terminals 24 24
Operating Temperature-Max 85 °C 85 °C
Operating Temperature-Min -40 °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
Propagation Delay (tpd) 18.5 ns 18.5 ns
Qualification Status Not Qualified 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) 5 V 3.3 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade INDUSTRIAL INDUSTRIAL
Terminal Finish TIN LEAD
Terminal Form GULL WING GULL WING
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL DUAL
Width 7.5 mm 7.5 mm
Base Number Matches 5 1

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