54LS279LMQB vs SN54LS279JD feature comparison

54LS279LMQB Fairchild Semiconductor Corporation

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SN54LS279JD Motorola Mobility LLC

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Rohs Code No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer FAIRCHILD SEMICONDUCTOR CORP MOTOROLA INC
Part Package Code QLCC DIP
Package Description CERAMIC, LCC-20 DIP,
Pin Count 20 16
Reach Compliance Code compliant unknown
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 S-CQCC-N20 R-GDIP-T16
JESD-609 Code e0
Length 8.89 mm 19.3 mm
Logic IC Type R-S LATCH R-S LATCH
Max I(ol) 0.004 A
Number of Bits 2 2
Number of Functions 4 4
Number of Terminals 20 16
Operating Temperature-Max 125 °C 125 °C
Operating Temperature-Min -55 °C -55 °C
Output Polarity TRUE TRUE
Package Body Material CERAMIC, METAL-SEALED COFIRED CERAMIC, GLASS-SEALED
Package Code QCCN DIP
Package Equivalence Code LCC20,.35SQ
Package Shape SQUARE RECTANGULAR
Package Style CHIP CARRIER IN-LINE
Power Supply Current-Max (ICC) 7 mA 7 mA
Prop. Delay@Nom-Sup 27 ns
Propagation Delay (tpd) 33 ns 21 ns
Qualification Status Not Qualified Not Qualified
Screening Level MIL-STD-883 Class B
Seated Height-Max 1.905 mm 4.19 mm
Supply Voltage-Max (Vsup) 5.5 V 5.5 V
Supply Voltage-Min (Vsup) 4.5 V 4.5 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount YES NO
Technology TTL TTL
Temperature Grade MILITARY MILITARY
Terminal Finish TIN LEAD
Terminal Form NO LEAD THROUGH-HOLE
Terminal Pitch 1.27 mm 2.54 mm
Terminal Position QUAD DUAL
Trigger Type LOW LEVEL LOW LEVEL
Width 8.89 mm 7.62 mm
Base Number Matches 2 1
Load Capacitance (CL) 15 pF

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