Part Details for DM87S421N by National Semiconductor Corporation
Overview of DM87S421N by National Semiconductor Corporation
- Distributor Offerings: (2 listings)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (10 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: 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.
Price & Stock for DM87S421N
| Part # | Distributor | Description | Stock | Price | Buy | |
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Bristol Electronics | 4 |
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Quest Components | PROM, 4K x 8, 24 Pin, Plastic, DIP | 28 |
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Part Details for DM87S421N
DM87S421N CAD Models
DM87S421N Part Data Attributes
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DM87S421N
National Semiconductor Corporation
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Datasheet
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DM87S421N
National Semiconductor Corporation
IC,PROM,4KX8,TTL,DIP,24PIN,PLASTIC
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| Rohs Code | No | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | NATIONAL SEMICONDUCTOR CORP | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.32.00.71 | |
| Access Time-Max | 55 ns | |
| JESD-30 Code | R-PDIP-T24 | |
| JESD-609 Code | e0 | |
| Memory Density | 8192 bit | |
| Memory IC Type | OTP ROM | |
| Memory Width | 4 | |
| Number of Functions | 1 | |
| Number of Terminals | 24 | |
| Number of Words | 4096 words | |
| Number of Words Code | 2000 | |
| Operating Mode | ASYNCHRONOUS | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | ||
| Organization | 2KX4 | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | DIP | |
| Package Equivalence Code | DIP24,.3 | |
| Package Shape | RECTANGULAR | |
| Package Style | IN-LINE | |
| Parallel/Serial | PARALLEL | |
| Qualification Status | Not Qualified | |
| Supply Current-Max | 0.185 mA | |
| Supply Voltage-Max (Vsup) | 5.5 V | |
| Supply Voltage-Min (Vsup) | 4.5 V | |
| Supply Voltage-Nom (Vsup) | 5 V | |
| Surface Mount | NO | |
| Technology | TTL | |
| Temperature Grade | COMMERCIAL | |
| Terminal Finish | Tin/Lead (Sn/Pb) | |
| Terminal Form | THROUGH-HOLE | |
| Terminal Pitch | 2.54 mm | |
| Terminal Position | DUAL |
Alternate Parts for DM87S421N
This table gives cross-reference parts and alternative options found for DM87S421N. 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 DM87S421N, 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 |
|---|---|---|---|
| CY7C243-35PI | OTP ROM, 4KX8, 35ns, CMOS, PDIP24, 0.300 INCH, PLASTIC, DIP-24 | Cypress Semiconductor | DM87S421N vs CY7C243-35PI |
| AM27S43APC | OTP ROM, 4KX8, 40ns, Bipolar, PDIP24, PLASTIC, DIP-24 | AMD | DM87S421N vs AM27S43APC |
| R29771DM/883B | OTP ROM, 4KX8, 85ns, Bipolar, CDIP24, | Raytheon Semiconductor | DM87S421N vs R29771DM/883B |
| CY7C244-45DMB | OTP ROM, 4KX8, 45ns, CMOS, CDIP24, 0.600 INCH, CERDIP-24 | Cypress Semiconductor | DM87S421N vs CY7C244-45DMB |
| 8200802JA | IC 4K X 8 OTPROM, 55 ns, CDIP24, CERAMIC, DIP-24, Programmable ROM | NXP Semiconductors | DM87S421N vs 8200802JA |
| AM27S43ADC | OTP ROM, 4KX8, 40ns, Bipolar, CDIP24, CERAMIC, DIP-24 | AMD | DM87S421N vs AM27S43ADC |
| N82HS321BNB | IC 4K X 8 OTPROM, 30 ns, PDIP24, Programmable ROM | NXP Semiconductors | DM87S421N vs N82HS321BNB |
| TMS27P32A-45NL | 4KX8 OTPROM, 450ns, PDIP24 | Texas Instruments | DM87S421N vs TMS27P32A-45NL |
| R29771DM | OTP ROM, 4KX8, 85ns, Bipolar, CDIP24, | Raytheon Semiconductor | DM87S421N vs R29771DM |
| AM27S43PCB | OTP ROM, 4KX8, 55ns, Bipolar, PDIP24, PLASTIC, DIP-24 | AMD | DM87S421N vs AM27S43PCB |