There are no models available for this part yet.
Overview of DM74ALS646-1WM 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 replacements )
- CAD Models: ( Request Part )
- Number of Functional Equivalents: ( 10 options )
- Part Data Attributes ( Available )
- Reference Designs: ( Not Available )
Where used in Applications:
Consumer Electronics
Financial Technology (Fintech)
Computing and Data Storage
Telecommunications
Communication and Networking
CAD Models for DM74ALS646-1WM by National Semiconductor Corporation
Part Data Attributes for DM74ALS646-1WM by National Semiconductor Corporation
|
|
|
|---|---|
|
Rohs Code
|
No
|
|
Part Life Cycle Code
|
Obsolete
|
|
Ihs Manufacturer
|
NATIONAL SEMICONDUCTOR CORP
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|
Package Description
|
SOP, SOP24,.4
|
|
Reach Compliance Code
|
unknown
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|
HTS Code
|
8542.39.00.01
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|
Additional Feature
|
DIRECTION CONTROL; SELECT INPUT FOR MULTIPLEXED TRANSMISSION OF REGISTERED OR REAL TIME DATA
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|
Control Type
|
INDEPENDENT CONTROL
|
|
Count Direction
|
BIDIRECTIONAL
|
|
Family
|
ALS
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|
JESD-30 Code
|
R-PDSO-G24
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|
JESD-609 Code
|
e0
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Length
|
15.4 mm
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|
Load Capacitance (CL)
|
50 pF
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Logic IC Type
|
REGISTERED BUS TRANSCEIVER
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|
Max I(ol)
|
0.048 A
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|
Number of Bits
|
8
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Number of Functions
|
1
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Number of Ports
|
2
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Number of Terminals
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24
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Operating Temperature-Max
|
70 °C
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|
Operating Temperature-Min
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|
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Output Characteristics
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3-STATE
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Output Polarity
|
TRUE
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Package Body Material
|
PLASTIC/EPOXY
|
|
Package Code
|
SOP
|
|
Package Equivalence Code
|
SOP24,.4
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|
Package Shape
|
RECTANGULAR
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Package Style
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SMALL OUTLINE
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|
Power Supply Current-Max (ICC)
|
88 mA
|
|
Prop. Delay@Nom-Sup
|
20 ns
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Propagation Delay (tpd)
|
17 ns
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Qualification Status
|
Not Qualified
|
|
Seated Height-Max
|
2.65 mm
|
|
Supply Voltage-Max (Vsup)
|
5.5 V
|
|
Supply Voltage-Min (Vsup)
|
4.5 V
|
|
Supply Voltage-Nom (Vsup)
|
5 V
|
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Surface Mount
|
YES
|
|
Technology
|
TTL
|
|
Temperature Grade
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COMMERCIAL
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|
Terminal Finish
|
TIN LEAD
|
|
Terminal Form
|
GULL WING
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|
Terminal Pitch
|
1.27 mm
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Terminal Position
|
DUAL
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Trigger Type
|
POSITIVE EDGE
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Width
|
7.5 mm
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Alternate Parts for DM74ALS646-1WM
This table gives cross-reference parts and alternative options found for DM74ALS646-1WM. 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 DM74ALS646-1WM, 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 |
|---|---|---|---|
| SN74ALS646A-1DWR | Octal Registered Bus Transceivers with 3-State Outputs 24-SOIC 0 to 70 | Texas Instruments | DM74ALS646-1WM vs SN74ALS646A-1DWR |
| DM74ALS646-1WMX | ALS SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO24, 0.300 INCH, PLASTIC, SOIC-24 | Texas Instruments | DM74ALS646-1WM vs DM74ALS646-1WMX |
| SN74ALS646ADWE4 | Octal Registered Bus Transceivers with 3-State Outputs 24-SOIC 0 to 70 | Texas Instruments | DM74ALS646-1WM vs SN74ALS646ADWE4 |
| DM74ALS646WMX_NL | Registered Bus Transceiver, ALS Series, 1-Func, 8-Bit, True Output, TTL, PDSO24, 0.300 INCH, MS-013, SOIC-24 | Fairchild Semiconductor Corporation | DM74ALS646-1WM vs DM74ALS646WMX_NL |
| DM74ALS646WM | Registered Bus Transceiver, ALS Series, 1-Func, 8-Bit, True Output, TTL, PDSO24, 0.300 INCH, MS-013, SOIC-24 | Fairchild Semiconductor Corporation | DM74ALS646-1WM vs DM74ALS646WM |
| SN74ALS646A-1DWRE4 | Octal Registered Bus Transceivers with 3-State Outputs 24-SOIC 0 to 70 | Texas Instruments | DM74ALS646-1WM vs SN74ALS646A-1DWRE4 |
| DM74ALS646-1WM | ALS SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO24, 0.300 INCH, PLASTIC, SOIC-24 | Texas Instruments | DM74ALS646-1WM vs DM74ALS646-1WM |
| DM74ALS646WM | ALS SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO24, 0.300 INCH, PLASTIC, SOIC-24 | Texas Instruments | DM74ALS646-1WM vs DM74ALS646WM |
| SN74ALS646DW | ALS SERIES, 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO24 | Rochester Electronics LLC | DM74ALS646-1WM vs SN74ALS646DW |
| SN74ALS646ADWR | Octal Registered Bus Transceivers with 3-State Outputs 24-SOIC 0 to 70 | Texas Instruments | DM74ALS646-1WM vs SN74ALS646ADWR |