SN74ALS641A-1DWR vs SN74LS641DWG4 feature comparison

SN74ALS641A-1DWR Rochester Electronics LLC

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SN74LS641DWG4 Texas Instruments

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Pbfree Code Yes
Rohs Code Yes Yes
Part Life Cycle Code Active Obsolete
Ihs Manufacturer ROCHESTER ELECTRONICS LLC TEXAS INSTRUMENTS INC
Part Package Code SOIC SOIC
Package Description GREEN, PLASTIC, SO-20 SOP, SOP20,.4
Pin Count 20 20
Reach Compliance Code unknown compliant
Additional Feature WITH DIRECTION CONTROL WITH DIRECTION CONTROL
Family ALS LS
JESD-30 Code R-PDSO-G20 R-PDSO-G20
JESD-609 Code e4 e4
Length 12.8 mm 12.8 mm
Logic IC Type BUS TRANSCEIVER BUS TRANSCEIVER
Moisture Sensitivity Level 1 1
Number of Bits 8 8
Number of Functions 1 1
Number of Ports 2 2
Number of Terminals 20 20
Operating Temperature-Max 70 °C 70 °C
Operating Temperature-Min
Output Characteristics OPEN-COLLECTOR OPEN-COLLECTOR
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) 260 260
Propagation Delay (tpd) 18 ns 25 ns
Seated Height-Max 2.65 mm 2.65 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 COMMERCIAL COMMERCIAL
Terminal Finish NICKEL PALLADIUM GOLD 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 30
Width 7.5 mm 7.5 mm
Base Number Matches 2 1
HTS Code 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Control Type COMMON CONTROL
Count Direction BIDIRECTIONAL
Max I(ol) 0.024 A
Package Equivalence Code SOP20,.4
Packing Method TUBE
Prop. Delay@Nom-Sup 25 ns
Qualification Status Not Qualified

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