
Iot data logger nfc samd21
polesskiy-dev/iot-risk-data-logger-nfc-samd21-hardware
Hardware (schematics, PCB, BOM) for iot-risk-data-logger-nfc-samd21 project

Microchip Technology
32MBit 2.7V Minimum SPI Serial Flash Memory
The AT25DF321-S3U is an uncategorised made by Microchip Technology in a SOIC16 package with 16 pins. 32MBit 2.7V Minimum SPI Serial Flash Memory.
PCBKit's library has its footprint (Package_SO:SOIC-16_3.9x9.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. 1 open-source board in 1 repository on GitHub use it.
The library has no symbol for this part yet.

polesskiy-dev/iot-risk-data-logger-nfc-samd21-hardware
Hardware (schematics, PCB, BOM) for iot-risk-data-logger-nfc-samd21 project
<iframe src="https://pcbkit.io/embed/parts/microchip/AT25DF321-S3U" title="AT25DF321-S3U in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/microchip/AT25DF321-S3U.jpg" alt="AT25DF321-S3U" width="1200" height="900">[](https://pcbkit.io/parts/microchip/AT25DF321-S3U)Yes. the footprint Package_SO:SOIC-16_3.9x9.9mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
SOIC16, with 16 pins. Its footprint is drawn on this page.
Parts like it in the library: the CD4017BM(LX) by lingxingic, the DAC0800LCMX-TUDI by Tudi, the TL494-SOP-16 by DDF and the SG3525AES by GREENMICRO. Check their datasheets: a part that fits the footprint may still differ in its ratings.
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.