74AC109LCX vs 54AC109MDS feature comparison

74AC109LCX Fairchild Semiconductor Corporation

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54AC109MDS National Semiconductor Corporation

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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, DIE,
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 R-XUUC-N16
Length 8.89 mm
Logic IC Type J-KBAR FLIP-FLOP J-K FLIP-FLOP
Number of Bits 2 2
Number of Functions 2 2
Number of Terminals 20 16
Operating Temperature-Max 85 °C 125 °C
Operating Temperature-Min -40 °C -55 °C
Output Polarity COMPLEMENTARY COMPLEMENTARY
Package Body Material CERAMIC, METAL-SEALED COFIRED UNSPECIFIED
Package Code QCCN DIE
Package Shape SQUARE RECTANGULAR
Package Style CHIP CARRIER UNCASED CHIP
Propagation Delay (tpd) 14.5 ns 13.5 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 2.54 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
Terminal Position QUAD UPPER
Trigger Type POSITIVE EDGE POSITIVE EDGE
Width 8.89 mm
fmax-Min 175 MHz 95 MHz
Base Number Matches 2 1
Supply Voltage-Nom (Vsup) 5 V

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