SN74LS273FN vs 54LS74A/B2A feature comparison

SN74LS273FN Rochester Electronics LLC

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54LS74A/B2A Signetics

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Part Life Cycle Code Contact Manufacturer Obsolete
Ihs Manufacturer ROCHESTER ELECTRONICS LLC SIGNETICS CORP
Package Description QCCJ, QCCN, LCC20,.35SQ
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01 8542.39.00.01
Family LS
JESD-30 Code S-PQCC-J20 S-XQCC-N20
Length 8.9662 mm
Logic IC Type D FLIP-FLOP D FLIP-FLOP
Number of Bits 8
Number of Functions 1 2
Number of Terminals 20 20
Operating Temperature-Max 70 °C 125 °C
Operating Temperature-Min -55 °C
Output Polarity TRUE
Package Body Material PLASTIC/EPOXY CERAMIC
Package Code QCCJ QCCN
Package Shape SQUARE SQUARE
Package Style CHIP CARRIER CHIP CARRIER
Propagation Delay (tpd) 27 ns
Seated Height-Max 4.57 mm
Supply Voltage-Max (Vsup) 5.25 V
Supply Voltage-Min (Vsup) 4.75 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount YES YES
Technology TTL TTL
Temperature Grade COMMERCIAL MILITARY
Terminal Form J BEND NO LEAD
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position QUAD QUAD
Trigger Type POSITIVE EDGE POSITIVE EDGE
Width 8.9662 mm
fmax-Min 30 MHz
Base Number Matches 2 3
Rohs Code No
JESD-609 Code e0
Max Frequency@Nom-Sup 25000000 Hz
Max I(ol) 0.004 A
Package Equivalence Code LCC20,.35SQ
Power Supply Current-Max (ICC) 8 mA
Qualification Status Not Qualified
Screening Level 38535Q/M;38534H;883B
Terminal Finish Tin/Lead (Sn/Pb)