Alternatives to NXP USA Inc. NVT4857UKAZ
NXP USA Inc. NVT4857UKAZ and its qualified second sources, compared on form/fit/function, stock, lifecycle and price — the same checks Parter runs inside a BOM.
 NVT4857UKAZNXP USA Inc. |  PI4ULS3V4857GEAEXDiodes Incorporated |  NVT4858UKZNXP USA Inc. | +1more | |
|---|---|---|---|---|
| FFF Compatibility | Exact same 20-ball pin assignment, 0.4 mm ball pitch, and footprint. No PCB layout modifications are required.Identical 20-WLCSP package dimensions (2.10 x 1.70 mm) and mounting style.Both are 6-bit bidirectional SD 3.0 level translators with identical clock rate capabilities (up to 208 MHz) and integrated LDO architecture. | Features a smaller 16-WLCSP package with 16 balls instead of 20, requiring a complete redesign of the PCB's land pattern.Physically smaller footprint (1.84 x 1.87 mm vs. 2.10 x 1.70 mm) and fewer pins.Performs the same 6-channel bidirectional SD 3.0 level translation with auto-direction control. | ||
 AI Summary | NVT4857UKAZ by NXP USA Inc.: Memory Card Interface 20-WLCSP (2.1x1.7). | This is a high-confidence, perfect drop-in replacement. It is physically and electrically identical to the obsolete NVT4857UKAZ, requiring absolutely zero redesign of the PCB layout or power architecture.
| While NVT4858UKZ is NXP's designated replacement series, it utilizes a smaller 16-WLCSP footprint with 16 balls instead of 20. It serves as an excellent functional replacement but is not a physical drop-in.
| |
| Lifecycle Status | Obsolete | Active | Active | |
| Market Availability | Non-stock | Non-stock | In stock | |
| REACH | REACH | REACH | REACH | |
| RoHS | RoHS | RoHS | RoHS | |
| Description | Memory Card Interface 20-WLCSP (2.1x1.7) | Voltage Level Translator Bidirectional 4 Circuit 1 Channel 20-WLCSP (2.1x1.7) | Voltage Level Translator Bidirectional 1 Circuit 6 Channel 104Mbps 16-WLCSP (1.84x1.87) | |
| Manufacturer | NXP USA Inc. | Diodes Incorporated | NXP USA Inc. | |
| Type | Interface | Logic | Logic | |
| Datasheet | Open | Open | Open | |
| Lead Time | 22 weeks | 12 weeks | 30 weeks | |
| Country of Origin | CN | - | - | |
| Export Control Class Number | EAR99 | EAR99 | EAR99 | |
| HTSUS Code | 8542.39.0070 | - | - | |
| Moisture Sensitivity Level | 1 (Unlimited) | - | - | |
| Applications | Memory Card | - | - | |
| Mounting Type | Surface Mount | - | - | |
| Package / Case | 20-UFBGA, WLCSP | - | - | |
| Voltage - Supply | 1.1V ~ 3.6V | - | - | |
| Supplier Device Package | 20-WLCSP (2.1x1.7) | - | - |
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Frequently asked questions
Yes. The NXP USA Inc. NVT4857UKAZ 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 NXP USA Inc. NVT4857UKAZ are the PI4ULS3V4857GEAEX (Diodes Incorporated) and the NVT4858UKZ (NXP USA Inc.), out of 3 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 NVT4857UKAZ 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 NVT4857UKAZ (NXP USA Inc.) is a part in the Interface category. This page lists qualified, cross-referenced replacements for it with a side-by-side comparison.
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