SN74ALS257ADE4 vs N74ALS257D feature comparison

SN74ALS257ADE4 Texas Instruments

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N74ALS257D NXP Semiconductors

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Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC NXP SEMICONDUCTORS
Part Package Code SOIC
Package Description SOP, SOP16,.25 SOP,
Pin Count 16
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01 8542.39.00.01
Family ALS ALS
JESD-30 Code R-PDSO-G16 R-PDSO-G16
JESD-609 Code e4
Length 9.9 mm 9.9 mm
Load Capacitance (CL) 50 pF 50 pF
Logic IC Type MULTIPLEXER MULTIPLEXER
Max I(ol) 0.024 A
Moisture Sensitivity Level 1
Number of Functions 4 4
Number of Inputs 2 2
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 TRUE TRUE
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code SOP SOP
Package Equivalence Code SOP16,.25
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Packing Method TUBE
Peak Reflow Temperature (Cel) 260
Power Supply Current-Max (ICC) 12 mA 12 mA
Prop. Delay@Nom-Sup 12 ns
Propagation Delay (tpd) 12 ns 12 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 Finish NICKEL PALLADIUM GOLD
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 3.9 mm 3.9 mm
Base Number Matches 1 2

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