74F521PCQR vs SN74F521NSRE4 feature comparison

74F521PCQR Fairchild Semiconductor Corporation

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SN74F521NSRE4 Rochester Electronics LLC

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Pbfree Code No
Rohs Code No
Part Life Cycle Code Obsolete Active
Ihs Manufacturer FAIRCHILD SEMICONDUCTOR CORP ROCHESTER ELECTRONICS LLC
Part Package Code DIP
Package Description DIP, DIP20,.3 SOP,
Pin Count 20
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01 8542.39.00.01
Additional Feature CASCADABLE
Family F/FAST F/FAST
JESD-30 Code R-PDIP-T20 R-PDSO-G20
JESD-609 Code e0
Length 24.895 mm 12.6 mm
Logic IC Type IDENTITY COMPARATOR IDENTITY COMPARATOR
Number of Bits 8 8
Number of Functions 1 1
Number of Terminals 20 20
Operating Temperature-Max 70 °C 70 °C
Operating Temperature-Min
Output Polarity INVERTED INVERTED
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code DIP SOP
Package Equivalence Code DIP20,.3
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE SMALL OUTLINE
Propagation Delay (tpd) 11 ns 11 ns
Qualification Status Not Qualified
Seated Height-Max 5.08 mm 2 mm
Supply Voltage-Max (Vsup) 5.25 V 5.5 V
Supply Voltage-Min (Vsup) 4.75 V 4.5 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount NO YES
Technology TTL TTL
Temperature Grade COMMERCIAL COMMERCIAL
Terminal Finish TIN LEAD
Terminal Form THROUGH-HOLE GULL WING
Terminal Pitch 2.54 mm 1.27 mm
Terminal Position DUAL DUAL
Width 7.62 mm 5.3 mm
Base Number Matches 1 1

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