DM74LS279MX vs SN74LS279AD feature comparison

DM74LS279MX Texas Instruments

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SN74LS279AD Texas Instruments

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Part Life Cycle Code Transferred Obsolete
Ihs Manufacturer NATIONAL SEMICONDUCTOR CORP TEXAS INSTRUMENTS INC
Package Description SOP, GREEN, PLASTIC, MS-012AC, SOIC-16
Reach Compliance Code unknown compliant
HTS Code 8542.39.00.01 8542.39.00.01
Additional Feature WITH DUAL S INPUT FOR TWO FUNCTIONS WITH DUAL S INPUT FOR TWO FUNCTIONS
Family LS LS
JESD-30 Code R-PDSO-G16 R-PDSO-G16
Length 9.9 mm 9.9 mm
Load Capacitance (CL) 50 pF 15 pF
Logic IC Type R-S LATCH R-S LATCH
Number of Bits 2 2
Number of Functions 4 4
Number of Terminals 16 16
Operating Temperature-Max 70 °C 70 °C
Operating Temperature-Min
Output Polarity TRUE TRUE
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code SOP SOP
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Power Supply Current-Max (ICC) 7 mA 7 mA
Propagation Delay (tpd) 33 ns 27 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 1.75 mm 1.75 mm
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 YES YES
Technology TTL TTL
Temperature Grade COMMERCIAL COMMERCIAL
Terminal Form GULL WING GULL WING
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL DUAL
Trigger Type LOW LEVEL LOW LEVEL
Width 3.9 mm 3.9 mm
Base Number Matches 3 1
Pbfree Code Yes
Rohs Code Yes
Part Package Code SOIC
Pin Count 16
ECCN Code EAR99
Samacsys Manufacturer Texas Instruments
JESD-609 Code e4
Max I(ol) 0.008 A
Moisture Sensitivity Level 1
Package Equivalence Code SOP16,.25
Packing Method TUBE
Peak Reflow Temperature (Cel) 260
Prop. Delay@Nom-Sup 30 ns
Schmitt Trigger NO
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED

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