M74HC643B1R vs MM74HC643J feature comparison

M74HC643B1R STMicroelectronics

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MM74HC643J Texas Instruments

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Pbfree Code Yes
Rohs Code Yes No
Part Life Cycle Code Obsolete Obsolete
Ihs Manufacturer STMICROELECTRONICS NATIONAL SEMICONDUCTOR CORP
Part Package Code DIP
Package Description DIP, DIP20,.3 DIP, DIP20,.3
Pin Count 20
Reach Compliance Code compliant unknown
HTS Code 8542.39.00.01 8542.39.00.01
Additional Feature INVERTED OUTPUTS PORT A TO B INVERTED OUTPUTS PORT A TO B
Control Type COMMON CONTROL COMMON CONTROL
Count Direction BIDIRECTIONAL BIDIRECTIONAL
Family HC/UH HC/UH
JESD-30 Code R-PDIP-T20 R-GDIP-T20
JESD-609 Code e3 e0
Load Capacitance (CL) 150 pF 150 pF
Logic IC Type BUS TRANSCEIVER BUS TRANSCEIVER
Max I(ol) 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 125 °C 85 °C
Operating Temperature-Min -55 °C -40 °C
Output Characteristics 3-STATE 3-STATE
Output Polarity TRUE TRUE
Package Body Material PLASTIC/EPOXY CERAMIC, GLASS-SEALED
Package Code DIP DIP
Package Equivalence Code DIP20,.3 DIP20,.3
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE IN-LINE
Packing Method TUBE
Prop. Delay@Nom-Sup 27 ns
Propagation Delay (tpd) 180 ns 116 ns
Qualification Status Not Qualified Not Qualified
Seated Height-Max 3.93 mm 5.08 mm
Supply Voltage-Max (Vsup) 6 V 6 V
Supply Voltage-Min (Vsup) 2 V 2 V
Supply Voltage-Nom (Vsup) 4.5 V 4.5 V
Surface Mount NO NO
Technology CMOS CMOS
Temperature Grade MILITARY INDUSTRIAL
Terminal Finish MATTE TIN 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 1 2
Length 24.51 mm

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