74AC273LCT vs 54AC273LM feature comparison

74AC273LCT Fairchild Semiconductor Corporation

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54AC273LM Texas Instruments

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Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer FAIRCHILD SEMICONDUCTOR CORP NATIONAL SEMICONDUCTOR CORP
Part Package Code QLCC
Package Description QCCN, QCCN, LCC20,.35SQ
Pin Count 20
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01 8542.39.00.01
Family AC AC
JESD-30 Code S-CQCC-N20 S-CQCC-N20
Length 8.89 mm 8.89 mm
Logic IC Type D FLIP-FLOP D FLIP-FLOP
Number of Bits 8 8
Number of Functions 1 1
Number of Terminals 20 20
Operating Temperature-Max 85 °C 125 °C
Operating Temperature-Min -40 °C -55 °C
Output Polarity TRUE TRUE
Package Body Material CERAMIC, METAL-SEALED COFIRED CERAMIC, METAL-SEALED COFIRED
Package Code QCCN QCCN
Package Shape SQUARE SQUARE
Package Style CHIP CARRIER CHIP CARRIER
Propagation Delay (tpd) 14.5 ns 16 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 2.54 mm 1.905 mm
Supply Voltage-Max (Vsup) 6 V 6 V
Supply Voltage-Min (Vsup) 2 V 2 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade INDUSTRIAL MILITARY
Terminal Form NO LEAD NO LEAD
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position QUAD QUAD
Trigger Type POSITIVE EDGE POSITIVE EDGE
Width 8.89 mm 8.89 mm
fmax-Min 175 MHz 90 MHz
Base Number Matches 1 2
Load Capacitance (CL) 50 pF
Max Frequency@Nom-Sup 75000000 Hz
Max I(ol) 0.012 A
Package Equivalence Code LCC20,.35SQ
Supply Voltage-Nom (Vsup) 3.3 V

Compare 74AC273LCT with alternatives

Compare 54AC273LM with alternatives