SN74LS540DWRE4 vs DM74LS540WM feature comparison

SN74LS540DWRE4 Texas Instruments

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DM74LS540WM Rochester Electronics LLC

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Pbfree Code Yes No
Rohs Code Yes No
Part Life Cycle Code Obsolete Active
Ihs Manufacturer TEXAS INSTRUMENTS INC 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
Additional Feature WITH DUAL OUTPUT ENABLE WITH DUAL OUTPUT ENABLE
Control Type ENABLE LOW
Family LS LS
JESD-30 Code R-PDSO-G20 R-PDSO-G20
JESD-609 Code e4 e0
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
Moisture Sensitivity Level 1 NOT SPECIFIED
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 3-STATE 3-STATE
Output Polarity INVERTED INVERTED
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
Packing Method TR
Peak Reflow Temperature (Cel) 260 NOT SPECIFIED
Power Supply Current-Max (ICC) 45 mA
Prop. Delay@Nom-Sup 15 ns
Propagation Delay (tpd) 15 ns 18 ns
Qualification Status Not Qualified COMMERCIAL
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 TIN LEAD
Terminal Form GULL WING GULL WING
Terminal Pitch 1.27 mm 1.27 mm
Terminal Position DUAL DUAL
Time@Peak Reflow Temperature-Max (s) 30 NOT SPECIFIED
Width 7.5 mm 7.5 mm
Base Number Matches 1 1

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