N74LS21A vs DM74LS21N feature comparison

N74LS21A NXP Semiconductors

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DM74LS21N Rochester Electronics LLC

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Part Life Cycle Code Obsolete Active
Ihs Manufacturer NXP SEMICONDUCTORS ROCHESTER ELECTRONICS LLC
Package Description DIP, DIP14,.3 DIP,
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01 8542.39.00.01
Family LS LS
JESD-30 Code R-PDIP-T14 R-PDIP-T14
JESD-609 Code e0
Load Capacitance (CL) 15 pF
Logic IC Type AND GATE AND GATE
Max I(ol) 0.008 A
Number of Functions 2 2
Number of Inputs 4 4
Number of Terminals 14 14
Operating Temperature-Max 70 °C 70 °C
Operating Temperature-Min
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code DIP DIP
Package Equivalence Code DIP14,.3
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE IN-LINE
Power Supply Current-Max (ICC) 4.4 mA
Prop. Delay@Nom-Sup 20 ns
Propagation Delay (tpd) 20 ns 11 ns
Qualification Status Not Qualified
Schmitt Trigger NO
Supply Voltage-Max (Vsup) 5.25 V 5.25 V
Supply Voltage-Min (Vsup) 4.75 V 4.75 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount NO NO
Technology TTL TTL
Temperature Grade COMMERCIAL COMMERCIAL
Terminal Finish TIN LEAD
Terminal Form THROUGH-HOLE THROUGH-HOLE
Terminal Pitch 2.54 mm 2.54 mm
Terminal Position DUAL DUAL
Base Number Matches 3 4
Length 19.18 mm
Peak Reflow Temperature (Cel) NOT SPECIFIED
Seated Height-Max 5.08 mm
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Width 7.62 mm

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