SN74AS640DWE4 vs DM74AS640WMX feature comparison

SN74AS640DWE4 Texas Instruments

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DM74AS640WMX Texas Instruments

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Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Obsolete Transferred
Ihs Manufacturer TEXAS INSTRUMENTS INC NATIONAL SEMICONDUCTOR CORP
Part Package Code SOIC SOIC
Package Description SOP, SOP20,.4 SOP,
Pin Count 20 20
Reach Compliance Code compliant unknown
HTS Code 8542.39.00.01 8542.39.00.01
Additional Feature WITH DIRECTION CONTROL WITH DIRECTION CONTROL
Control Type COMMON CONTROL
Count Direction BIDIRECTIONAL
Family AS AS
JESD-30 Code R-PDSO-G20 R-PDSO-G20
Length 12.8 mm 12.8 mm
Load Capacitance (CL) 50 pF 50 pF
Logic IC Type BUS TRANSCEIVER BUS TRANSCEIVER
Max I(ol) 0.064 A
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 TUBE
Peak Reflow Temperature (Cel) NOT SPECIFIED
Power Supply Current-Max (ICC) 123 mA 123 mA
Prop. Delay@Nom-Sup 7 ns
Propagation Delay (tpd) 6 ns 6 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 2.65 mm 2.65 mm
Supply Voltage-Max (Vsup) 5.5 V 5.5 V
Supply Voltage-Min (Vsup) 4.5 V 4.5 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount YES YES
Technology TTL TTL
Temperature Grade COMMERCIAL COMMERCIAL
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 1 3

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