Alternatives to Microchip Technology AT49BV002ANT-70JU
Microchip Technology AT49BV002ANT-70JU and its qualified second sources, compared on form/fit/function, stock, lifecycle and price — the same checks Parter runs inside a BOM.
 AT49BV002ANT-70JUMicrochip Technology | SST39VF020-70-4I-NHEMicrochip Technology | SST39VF020-70-4C-NHEMicrochip Technology | +3more | |
|---|---|---|---|---|
| FFF Compatibility | Identical 32-PLCC package and 1:1 pin assignment with Pin 1 designated as NC.Shares the identical physical package size and mounting footprint.Uses a uniform 4KB sector architecture (SST SuperFlash) instead of the original's asymmetrical top boot block architecture. Erase/write command sets may differ, requiring driver changes. | Identical 32-PLCC package and pinout.Shares the identical physical package size and footprint.Commercial temperature range (0°C to 70°C) is narrower than the original industrial rating (-40°C to 85°C). It also uses uniform 4KB sectors instead of boot blocks. | ||
 AI Summary | AT49BV002ANT-70JU by Microchip Technology: FLASH Memory IC 2Mbit Parallel 70 ns 32-PLCC (13.97x11.43). | This is the primary manufacturer-recommended substitute. It perfectly matches the physical dimensions, pin assignments, industrial temperature range, supply voltage, and access speed of the obsolete original part. However, because it features uniform 4KB sectors instead of an asymmetrical boot block, software adjustments may be required depending on the application firmware.
| This is the commercial temperature grade variant of the SST39VF020. It offers identical physical packaging, pinout, and speed to the original, but is limited to a 0°C to 70°C operating range and has a uniform sector architecture.
| |
| Lifecycle Status | Obsolete | Active | Unknown | |
| Market Availability | Discontinued | In stock | Unknown | |
| REACH | REACH | REACH | Unknown | |
| RoHS | RoHS | RoHS | Unknown | |
| Description | FLASH Memory IC 2Mbit Parallel 70 ns 32-PLCC (13.97x11.43) | FLASH Memory IC 2Mbit Parallel 70 ns 32-PLCC (11.43x13.97) | This is the commercial temperature grade variant of the SST39VF020. It offers identical physical packaging, pinout, and speed to the origina | |
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | |
| Type | Memory | Memory | Component | |
| Datasheet | Open | Open | N/A | |
| Lead Time | Unknown | 12 weeks | Unknown | |
| Country of Origin | - | - | - | |
| Export Control Class Number | EAR99 | EAR99 | EAR99 | |
| HTSUS Code | 8542.32.0071 | - | - | |
| Moisture Sensitivity Level | 2 (1 Year) | - | - | |
| Technology | FLASH | - | - | |
| Access Time | 70 ns | - | - | |
| Memory Size | 2Mbit | - | - | |
| Memory Type | Non-Volatile | - | - | |
| Memory Format | FLASH | - | - | |
| Mounting Type | Surface Mount | - | - | |
| Package / Case | 32-LCC (J-Lead) | - | - | |
| Memory Interface | Parallel | - | - |
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Frequently asked questions
Yes. The Microchip Technology AT49BV002ANT-70JU is marked obsolete, so the manufacturer has discontinued it and any remaining supply is limited to distributor stock. The qualified second sources on this page are active parts you can design in today.
The closest qualified second sources for the Microchip Technology AT49BV002ANT-70JU are the SST39VF020-70-4I-NHE (Microchip Technology) and the SST39VF020-70-4C-NHE (Microchip Technology), out of 5 matched alternatives in total. Each is compared against the original on fit, form and function in the table above.
Not always. The alternatives to the AT49BV002ANT-70JU are matched on function but can differ in package, pinout or a key parameter, so review the fit/form/function notes in the table and the datasheet before designing one in.
The AT49BV002ANT-70JU (Microchip Technology) is a part in the Memory category. This page lists qualified, cross-referenced replacements for it with a side-by-side comparison.
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