SN54LS74AFK vs SN74LS273FN feature comparison

SN54LS74AFK Texas Instruments

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SN74LS273FN Texas Instruments

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Rohs Code No No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC TEXAS INSTRUMENTS INC
Part Package Code QLCC
Package Description QCCN, LCC20,.35SQ QCCJ, LDCC20,.4SQ
Pin Count 20
Reach Compliance Code not_compliant not_compliant
HTS Code 8542.39.00.01 8542.39.00.01
Family LS LS
JESD-30 Code S-CQCC-N20 S-PQCC-J20
Length 8.89 mm 8.9662 mm
Load Capacitance (CL) 15 pF 15 pF
Logic IC Type D FLIP-FLOP D FLIP-FLOP
Number of Bits 1 8
Number of Functions 2 1
Number of Terminals 20 20
Operating Temperature-Max 125 °C 70 °C
Operating Temperature-Min -55 °C
Output Polarity COMPLEMENTARY TRUE
Package Body Material CERAMIC, METAL-SEALED COFIRED PLASTIC/EPOXY
Package Code QCCN QCCJ
Package Equivalence Code LCC20,.35SQ LDCC20,.4SQ
Package Shape SQUARE SQUARE
Package Style CHIP CARRIER CHIP CARRIER
Peak Reflow Temperature (Cel) NOT SPECIFIED NOT SPECIFIED
Power Supply Current-Max (ICC) 8 mA 27 mA
Propagation Delay (tpd) 40 ns 27 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 2.03 mm 4.57 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 J BEND
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position QUAD QUAD
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED NOT SPECIFIED
Trigger Type POSITIVE EDGE POSITIVE EDGE
Width 8.89 mm 8.9662 mm
fmax-Min 33 MHz 30 MHz
Base Number Matches 2 2

Compare SN54LS74AFK with alternatives

Compare SN74LS273FN with alternatives