54F191LM vs 74F191L1CQR feature comparison

54F191LM Fairchild Semiconductor Corporation

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74F191L1CQR Fairchild Semiconductor Corporation

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Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer FAIRCHILD SEMICONDUCTOR CORP FAIRCHILD SEMICONDUCTOR CORP
Part Package Code QLCC QLCC
Package Description QCCN, QCCN,
Pin Count 20 20
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01 8542.39.00.01
Count Direction BIDIRECTIONAL BIDIRECTIONAL
Family F/FAST F/FAST
JESD-30 Code S-CQCC-N20 S-CQCC-N20
Length 8.89 mm 8.89 mm
Load Capacitance (CL) 50 pF
Load/Preset Input YES YES
Logic IC Type BINARY COUNTER BINARY COUNTER
Mode of Operation SYNCHRONOUS SYNCHRONOUS
Number of Bits 4 4
Number of Functions 1 1
Number of Terminals 20 20
Operating Temperature-Max 125 °C 70 °C
Operating Temperature-Min -55 °C
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
Power Supply Current-Max (ICC) 55 mA
Propagation Delay (tpd) 13.5 ns 12 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 1.905 mm 2.54 mm
Supply Voltage-Max (Vsup) 5.5 V 5.25 V
Supply Voltage-Min (Vsup) 4.5 V 4.75 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount YES YES
Technology TTL TTL
Temperature Grade MILITARY COMMERCIAL
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 75 MHz 125 MHz
Base Number Matches 3 1
Additional Feature TCO OUTPUT
Package Equivalence Code LCC20,.35SQ

Compare 54F191LM with alternatives

Compare 74F191L1CQR with alternatives