SN74LS279N vs 54LS279/B2AJC feature comparison

SN74LS279N Motorola Semiconductor Products

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54LS279/B2AJC Motorola Semiconductor Products

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Rohs Code No No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer MOTOROLA INC MOTOROLA INC
Package Description DIP, QCCN, LCC20,.35SQ
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01 8542.39.00.01
Additional Feature WITH DUAL S INPUT FOR TWO FUNCTIONS
Family LS LS
JESD-30 Code R-PDIP-T16 S-CQCC-N20
JESD-609 Code e0 e0
Length 19.175 mm 8.885 mm
Load Capacitance (CL) 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 20
Operating Temperature-Max 70 °C 125 °C
Operating Temperature-Min -55 °C
Output Polarity TRUE TRUE
Package Body Material PLASTIC/EPOXY CERAMIC, METAL-SEALED COFIRED
Package Code DIP QCCN
Package Shape RECTANGULAR SQUARE
Package Style IN-LINE CHIP CARRIER
Power Supply Current-Max (ICC) 7 mA 7 mA
Propagation Delay (tpd) 27 ns 42 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 4.44 mm 1.9 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 MILITARY
Terminal Finish Tin/Lead (Sn/Pb) TIN LEAD
Terminal Form THROUGH-HOLE NO LEAD
Terminal Pitch 2.54 mm 1.27 mm
Terminal Position DUAL QUAD
Trigger Type LOW LEVEL LOW LEVEL
Width 7.62 mm 8.885 mm
Base Number Matches 4 1
Max I(ol) 0.004 A
Package Equivalence Code LCC20,.35SQ
Prop. Delay@Nom-Sup 42 ns
Screening Level 38535Q/M;38534H;883B

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