SN74LS244DWR vs SN74LS244DWR2 feature comparison

SN74LS244DWR Rochester Electronics LLC

Buy Now Datasheet

SN74LS244DWR2 Rochester Electronics LLC

Buy Now Datasheet
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active Active
Ihs Manufacturer ROCHESTER ELECTRONICS INC ROCHESTER ELECTRONICS LLC
Part Package Code SOIC
Package Description SOP, PLASTIC, SOIC-20
Pin Count 20
Reach Compliance Code unknown unknown
Family LS LS
JESD-30 Code R-PDSO-G20 R-PDSO-G20
JESD-609 Code e4
Length 12.8 mm 12.8 mm
Logic IC Type BUS DRIVER BUS DRIVER
Moisture Sensitivity Level 1
Number of Bits 4 4
Number of Functions 2 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 Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Peak Reflow Temperature (Cel) 260
Propagation Delay (tpd) 18 ns 18 ns
Seated Height-Max 2.65 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
Temperature Grade COMMERCIAL COMMERCIAL
Terminal Finish NICKEL PALLADIUM GOLD
Terminal Form GULL WING GULL WING
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL DUAL
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Width 7.5 mm 7.5 mm
Base Number Matches 2 5
HTS Code 8542.39.00.01

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