MM74HCT643J vs M74HCT643F1 feature comparison

MM74HCT643J National Semiconductor Corporation

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M74HCT643F1 STMicroelectronics

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Rohs Code No No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer NATIONAL SEMICONDUCTOR CORP STMICROELECTRONICS
Package Description DIP, DIP20,.3 FRIT SEALED, CERAMIC, DIP-20
Reach Compliance Code unknown not_compliant
HTS Code 8542.39.00.01 8542.39.00.01
Additional Feature INVERTED OUTPUTS PORT A TO B WITH COMMON OUTPUT ENABLE AND DIRECTION CONTROL; INVERTED OUTPUTS PORT A TO B
Control Type COMMON CONTROL COMMON CONTROL
Count Direction BIDIRECTIONAL BIDIRECTIONAL
Family HCT HCT
JESD-30 Code R-GDIP-T20 R-GDIP-T20
JESD-609 Code e0
Length 24.51 mm
Load Capacitance (CL) 50 pF 50 pF
Logic IC Type BUS TRANSCEIVER BUS TRANSCEIVER
Max I(ol) 0.006 A 0.006 A
Number of Bits 8 8
Number of Functions 1 1
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 TRUE TRUE
Package Body Material CERAMIC, GLASS-SEALED CERAMIC, GLASS-SEALED
Package Code DIP DIP
Package Equivalence Code DIP20,.3 DIP20,.3
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE IN-LINE
Prop. Delay@Nom-Sup 29 ns 35 ns
Propagation Delay (tpd) 38 ns 35 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 5.08 mm 5 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 NO NO
Technology CMOS CMOS
Temperature Grade INDUSTRIAL INDUSTRIAL
Terminal Finish TIN LEAD
Terminal Form THROUGH-HOLE THROUGH-HOLE
Terminal Pitch 2.54 mm 2.54 mm
Terminal Position DUAL DUAL
Width 7.62 mm 7.62 mm
Base Number Matches 2 1
Part Package Code DIP
Pin Count 20

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