MM74HC640WM vs SN74HC640DW feature comparison

MM74HC640WM Texas Instruments

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SN74HC640DW Texas Instruments

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Pbfree Code No
Rohs Code No No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer NATIONAL SEMICONDUCTOR CORP TEXAS INSTRUMENTS INC
Part Package Code SOIC SOIC
Package Description SOP, SOP20,.4 GREEN, PLASTIC, SOIC-20
Pin Count 20 20
Reach Compliance Code unknown compliant
HTS Code 8542.39.00.01 8542.39.00.01
Additional Feature WITH COMMON OUTPUT ENABLE AND DIRECTION CONTROL WITH DIRECTION CONTROL
Control Type COMMON CONTROL COMMON CONTROL
Count Direction BIDIRECTIONAL BIDIRECTIONAL
Family HC/UH HC/UH
JESD-30 Code R-PDSO-G20 R-PDSO-G20
JESD-609 Code e0 e4
Length 12.8 mm 12.8 mm
Load Capacitance (CL) 50 pF 150 pF
Logic IC Type BUS TRANSCEIVER BUS TRANSCEIVER
Number of Bits 8 8
Number of Functions 1 8
Number of Ports 2 2
Number of Terminals 20 20
Operating Temperature-Max 85 °C 85 °C
Operating Temperature-Min -40 °C -40 °C
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 SOP20,.4
Package Shape RECTANGULAR RECTANGULAR
Package Style SMALL OUTLINE SMALL OUTLINE
Prop. Delay@Nom-Sup 56 ns 22 ns
Propagation Delay (tpd) 22 ns 235 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 2.65 mm 2.65 mm
Supply Voltage-Max (Vsup) 6 V 6 V
Supply Voltage-Min (Vsup) 2 V 2 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount YES YES
Technology CMOS CMOS
Temperature Grade INDUSTRIAL INDUSTRIAL
Terminal Finish TIN LEAD Nickel/Palladium/Gold (Ni/Pd/Au)
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 1
ECCN Code EAR99
Samacsys Manufacturer Texas Instruments
Max I(ol) 0.0078 A
Moisture Sensitivity Level 1
Packing Method TUBE
Peak Reflow Temperature (Cel) 260
Power Supply Current-Max (ICC) 0.08 mA
Schmitt Trigger NO
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED

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