SN54LS74AW-00 vs SN54HC74FKR feature comparison

SN54LS74AW-00 Texas Instruments

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SN54HC74FKR Texas Instruments

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Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC TEXAS INSTRUMENTS INC
Part Package Code DFP QLCC
Package Description DFP, QCCN,
Pin Count 14 20
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01 8542.39.00.01
Family LS HC/UH
JESD-30 Code R-GDFP-F14 S-CQCC-N20
Length 9.21 mm 8.89 mm
Load Capacitance (CL) 15 pF 50 pF
Logic IC Type D FLIP-FLOP D FLIP-FLOP
Number of Bits 1 1
Number of Functions 2 2
Number of Terminals 14 20
Operating Temperature-Max 125 °C 125 °C
Operating Temperature-Min -55 °C -55 °C
Output Polarity COMPLEMENTARY COMPLEMENTARY
Package Body Material CERAMIC, GLASS-SEALED CERAMIC, METAL-SEALED COFIRED
Package Code DFP QCCN
Package Shape RECTANGULAR SQUARE
Package Style FLATPACK CHIP CARRIER
Power Supply Current-Max (ICC) 8 mA
Propagation Delay (tpd) 40 ns 250 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 2.03 mm 2.03 mm
Supply Voltage-Max (Vsup) 5.5 V 6 V
Supply Voltage-Min (Vsup) 4.5 V 2 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount YES YES
Technology TTL CMOS
Temperature Grade MILITARY MILITARY
Terminal Form FLAT NO LEAD
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL QUAD
Trigger Type POSITIVE EDGE POSITIVE EDGE
Width 6.29 mm 8.89 mm
fmax-Min 25 MHz 25 MHz
Base Number Matches 1 1

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