HD74LS244RP vs SN74LS244DWR feature comparison

HD74LS244RP Hitachi Ltd

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SN74LS244DWR Rochester Electronics LLC

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Rohs Code Yes Yes
Part Life Cycle Code Transferred Active
Ihs Manufacturer HITACHI LTD ROCHESTER ELECTRONICS INC
Part Package Code SOIC SOIC
Package Description SOP, SOP20,.4 SOP,
Pin Count 20 20
Reach Compliance Code unknown unknown
HTS Code 8542.39.00.01
Control Type ENABLE LOW
Family LS LS
JESD-30 Code R-PDSO-G20 R-PDSO-G20
Length 12.8 mm 12.8 mm
Load Capacitance (CL) 45 pF
Logic IC Type BUS DRIVER BUS DRIVER
Max I(ol) 0.024 A
Number of Bits 4 4
Number of Functions 2 2
Number of Ports 2 2
Number of Terminals 20 20
Operating Temperature-Max 75 °C 70 °C
Operating Temperature-Min -20 °C
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,.4
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Power Supply Current-Max (ICC) 54 mA
Prop. Delay@Nom-Sup 18 ns
Propagation Delay (tpd) 18 ns 18 ns
Qualification Status Not Qualified
Seated Height-Max 2.65 mm 2.65 mm
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount YES YES
Technology TTL TTL
Temperature Grade COMMERCIAL EXTENDED COMMERCIAL
Terminal Form GULL WING GULL WING
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL DUAL
Width 7.5 mm 7.5 mm
Base Number Matches 2 2
Pbfree Code Yes
JESD-609 Code e4
Moisture Sensitivity Level 1
Peak Reflow Temperature (Cel) 260
Supply Voltage-Max (Vsup) 5.25 V
Supply Voltage-Min (Vsup) 4.75 V
Terminal Finish NICKEL PALLADIUM GOLD
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED

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