SN74F521DWE4 vs 74ACT521SCX feature comparison

SN74F521DWE4 Texas Instruments

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74ACT521SCX Fairchild Semiconductor Corporation

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Pbfree Code Yes
Rohs Code Yes Yes
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC FAIRCHILD SEMICONDUCTOR CORP
Part Package Code SOIC SOIC
Package Description SOP, SOP20,.4 0.300 INCH, MS-013, SOIC-20
Pin Count 20 20
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01 8542.39.00.01
Additional Feature CASCADABLE CASCADABLE
Family F/FAST AC
JESD-30 Code R-PDSO-G20 R-PDSO-G20
JESD-609 Code e4 e3
Length 12.8 mm 12.8 mm
Load Capacitance (CL) 50 pF
Logic IC Type IDENTITY COMPARATOR IDENTITY COMPARATOR
Moisture Sensitivity Level 1 1
Number of Bits 8 8
Number of Functions 1 1
Number of Terminals 20 20
Operating Temperature-Max 70 °C 85 °C
Operating Temperature-Min -40 °C
Output Polarity INVERTED INVERTED
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code SOP SOP
Package Equivalence Code SOP20,.4 SOP20,.4
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Peak Reflow Temperature (Cel) 260 260
Power Supply Current-Max (ICC) 32 mA
Propagation Delay (tpd) 11 ns 11 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 2.65 mm 2.65 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 CMOS
Temperature Grade COMMERCIAL INDUSTRIAL
Terminal Finish NICKEL PALLADIUM GOLD MATTE TIN
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 2 4

Compare SN74F521DWE4 with alternatives

Compare 74ACT521SCX with alternatives