SN54AHC257FKR vs SN74AHC257DR feature comparison

SN54AHC257FKR Texas Instruments

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SN74AHC257DR Texas Instruments

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Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC TEXAS INSTRUMENTS INC
Part Package Code QLCC SOIC
Package Description QCCN, SOP,
Pin Count 20 16
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01 8542.39.00.01
Family AHC AHC
JESD-30 Code S-CQCC-N20 R-PDSO-G16
Length 8.89 mm 9.9 mm
Logic IC Type MULTIPLEXER MULTIPLEXER
Number of Functions 4 4
Number of Inputs 2 2
Number of Outputs 1 1
Number of Terminals 20 16
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 CERAMIC, METAL-SEALED COFIRED PLASTIC/EPOXY
Package Code QCCN SOP
Package Shape SQUARE RECTANGULAR
Package Style CHIP CARRIER SMALL OUTLINE
Qualification Status Not Qualified Not Qualified
Seated Height-Max 2.03 mm 1.75 mm
Supply Voltage-Max (Vsup) 5.5 V 5.5 V
Supply Voltage-Min (Vsup) 2 V 2 V
Supply Voltage-Nom (Vsup) 3.3 V 3.3 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade MILITARY INDUSTRIAL
Terminal Form NO LEAD GULL WING
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position QUAD DUAL
Width 8.89 mm 3.9 mm
Base Number Matches 1 1

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