74LS244SC vs SN74LS244DWE4 feature comparison

74LS244SC Rochester Electronics LLC

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SN74LS244DWE4 Texas Instruments

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Part Life Cycle Code Active Obsolete
Ihs Manufacturer ROCHESTER ELECTRONICS LLC TEXAS INSTRUMENTS INC
Package Description , SOP, SOP20,.4
Reach Compliance Code unknown compliant
HTS Code 8542.39.00.01 8542.39.00.01
Control Type ENABLE LOW ENABLE LOW
Count Direction BIDIRECTIONAL UNIDIRECTIONAL
Family LS LS
JESD-30 Code R-PDSO-G20 R-PDSO-G20
Length 12.8 mm 12.8 mm
Load Capacitance (CL) 150 pF 45 pF
Logic IC Type BUS DRIVER BUS DRIVER
Max I(ol) 0.024 A 0.024 A
Number of Bits 8 4
Number of Functions 1 2
Number of Ports 2 2
Number of Terminals 20 20
Operating Temperature-Max 70 °C 70 °C
Operating Temperature-Min
Output Characteristics 3-STATE 3-STATE
Output Polarity TRUE TRUE
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code SOP SOP
Package Equivalence Code SOP20,.3 SOP20,.4
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Power Supply Current-Max (ICC) 54 mA 50 mA
Prop. Delay@Nom-Sup 22 ns 18 ns
Propagation Delay (tpd) 22 ns 18 ns
Seated Height-Max 2.642 mm 2.65 mm
Supply Voltage-Max (Vsup) 5.25 V 5.25 V
Supply Voltage-Min (Vsup) 4.75 V 4.75 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount YES YES
Technology TTL TTL
Terminal Form GULL WING GULL WING
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL DUAL
Width 7.493 mm 7.5 mm
Base Number Matches 2 1
Pbfree Code Yes
Rohs Code Yes
Part Package Code SOIC
Pin Count 20
ECCN Code EAR99
Samacsys Manufacturer Texas Instruments
JESD-609 Code e4
Moisture Sensitivity Level 1
Packing Method TUBE
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Temperature Grade COMMERCIAL
Terminal Finish NICKEL PALLADIUM GOLD
Time@Peak Reflow Temperature-Max (s) 30

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