You can find these components through specialized automotive electronics suppliers like Jotrin Electronics or global marketplaces like AliExpress .
It is most notably found in the following Bosch ECU families: nec b58944 datasheet
The NEC B58944 is not a widely documented standard part in modern public datasheet archives (e.g., Alldatasheet, Datasheet4U). Based on NEC’s historical naming conventions and cross-referencing with similar NEC components, this guide provides an informed reconstruction. For critical designs, always verify with original NEC documentation or contact Renesas support. You can find these components through specialized automotive