SN74LS688DWR2 vs DM54LS283W/883 feature comparison

SN74LS688DWR2 onsemi

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DM54LS283W/883 National Semiconductor Corporation

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Pbfree Code No
Rohs Code No No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer ONSEMI NATIONAL SEMICONDUCTOR CORP
Part Package Code SOIC
Package Description PLASTIC, SOIC-20 DFP, FL16,.3
Pin Count 20
Reach Compliance Code not_compliant unknown
HTS Code 8542.39.00.01 8542.39.00.01
Family LS LS
JESD-30 Code R-PDSO-G20 R-GDFP-F16
JESD-609 Code e0 e0
Length 12.8 mm 9.6645 mm
Logic IC Type IDENTITY COMPARATOR ADDER/SUBTRACTOR
Moisture Sensitivity Level 1
Number of Bits 8 4
Number of Functions 1 1
Number of Terminals 20 16
Operating Temperature-Max 70 °C 125 °C
Operating Temperature-Min -55 °C
Output Polarity INVERTED
Package Body Material PLASTIC/EPOXY CERAMIC, GLASS-SEALED
Package Code SOP DFP
Package Equivalence Code SOP20,.4 FL16,.3
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE FLATPACK
Peak Reflow Temperature (Cel) 235
Propagation Delay (tpd) 23 ns 24 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 2.65 mm 2.032 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 YES YES
Technology TTL TTL
Temperature Grade COMMERCIAL MILITARY
Terminal Finish TIN LEAD TIN LEAD
Terminal Form GULL WING FLAT
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL DUAL
Width 7.5 mm 6.604 mm
Base Number Matches 1 3
Additional Feature FULL ADDER; WITH INTERNAL CARRY LOOKAHEAD; PERMITS RIPPLE CARRY CASCADING
Load Capacitance (CL) 15 pF
Power Supply Current-Max (ICC) 39 mA
Screening Level 38535Q/M;38534H;883B

Compare SN74LS688DWR2 with alternatives

Compare DM54LS283W/883 with alternatives