There are no models available for this part yet.
Overview of MM74HCT643J by National Semiconductor Corporation
Note: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
- Distributor Offerings: ( 0 listings )
- Number of FFF Equivalents: ( 10 crosses )
- CAD Models: ( Request Part )
- Number of Functional Equivalents: ( 10 crosses )
- Part Data Attributes ( Available )
- Reference Designs: ( Not Available )
CAD Models for MM74HCT643J by National Semiconductor Corporation
Part Data Attributes for MM74HCT643J by National Semiconductor Corporation
|
|
|
|---|---|
|
Rohs Code
|
No
|
|
Part Life Cycle Code
|
Obsolete
|
|
Ihs Manufacturer
|
NATIONAL SEMICONDUCTOR CORP
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|
Package Description
|
DIP, DIP20,.3
|
|
Reach Compliance Code
|
unknown
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|
HTS Code
|
8542.39.00.01
|
|
Additional Feature
|
INVERTED OUTPUTS PORT A TO B
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|
Control Type
|
COMMON CONTROL
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|
Count Direction
|
BIDIRECTIONAL
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Family
|
HCT
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|
JESD-30 Code
|
R-GDIP-T20
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|
JESD-609 Code
|
e0
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Length
|
24.51 mm
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|
Load Capacitance (CL)
|
50 pF
|
|
Logic IC Type
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BUS TRANSCEIVER
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|
Max I(ol)
|
0.006 A
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|
Number of Bits
|
8
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Number of Functions
|
1
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Number of Ports
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2
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Number of Terminals
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20
|
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Operating Temperature-Max
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85 °C
|
|
Operating Temperature-Min
|
-40 °C
|
|
Output Characteristics
|
3-STATE
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Output Polarity
|
TRUE
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Package Body Material
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CERAMIC, GLASS-SEALED
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|
Package Code
|
DIP
|
|
Package Equivalence Code
|
DIP20,.3
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|
Package Shape
|
RECTANGULAR
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|
Package Style
|
IN-LINE
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Prop. Delay@Nom-Sup
|
29 ns
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Propagation Delay (tpd)
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38 ns
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Qualification Status
|
Not Qualified
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Seated Height-Max
|
5.08 mm
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|
Supply Voltage-Max (Vsup)
|
5.5 V
|
|
Supply Voltage-Min (Vsup)
|
4.5 V
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|
Supply Voltage-Nom (Vsup)
|
5 V
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Surface Mount
|
NO
|
|
Technology
|
CMOS
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|
Temperature Grade
|
INDUSTRIAL
|
|
Terminal Finish
|
TIN LEAD
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|
Terminal Form
|
THROUGH-HOLE
|
|
Terminal Pitch
|
2.54 mm
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|
Terminal Position
|
DUAL
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|
Width
|
7.62 mm
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Alternate Parts for MM74HCT643J
This table gives cross-reference parts and alternative options found for MM74HCT643J. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of MM74HCT643J, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Description | Manufacturer | Compare |
|---|---|---|---|
| M74HCT643F1 | HCT SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, CDIP20, FRIT SEALED, CERAMIC, DIP-20 | STMicroelectronics | MM74HCT643J vs M74HCT643F1 |
| M74HCT643B1R | HCT SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDIP20, PLASTIC, DIP-20 | STMicroelectronics | MM74HCT643J vs M74HCT643B1R |
| MM54HCT643J | HCT SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, CDIP20 | Texas Instruments | MM74HCT643J vs MM54HCT643J |
| M74HCT643B1N | HCT SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDIP20, PLASTIC, DIP-20 | STMicroelectronics | MM74HCT643J vs M74HCT643B1N |
| 74HCT643N | IC HCT SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDIP20, Bus Driver/Transceiver | NXP Semiconductors | MM74HCT643J vs 74HCT643N |
| CD54HCT643F3A | Bus Transceiver, HCT Series, 1-Func, 8-Bit, True Output, CMOS, CDIP20 | Harris Semiconductor | MM74HCT643J vs CD54HCT643F3A |
| CD74HCT643E | Bus Transceiver, HCT Series, 1-Func, 8-Bit, True Output, CMOS, PDIP20 | Harris Semiconductor | MM74HCT643J vs CD74HCT643E |
| M54HCT643F1 | HCT SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, CDIP20, FRIT SEALED, CERAMIC, DIP-20 | STMicroelectronics | MM74HCT643J vs M54HCT643F1 |
| SN74HCT643N-10 | HCT SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDIP20 | Texas Instruments | MM74HCT643J vs SN74HCT643N-10 |
| SN54HCT643J-00 | HCT SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, CDIP20 | Texas Instruments | MM74HCT643J vs SN54HCT643J-00 |