does anyone know if this chip 23257-B is a variant of ST72324 8-Bit microcontroller? I am looking for a datasheet to confirm, thanks!

I am trying to identify this 32 pin chip (23257-B) used in an automotive application (see picture). I am unable to locate any spec sheets. I am pretty sure it is a variant of the STMicroelectronics ST72324 8-bit microcontroller.  Can anyone confirm a...

I am trying to see if a chip marked "23257-B 1MU2114" is a predecessor to the ST72324 8 Bit MCU. It is used in an automotive application, and the documentation says the chip on the board should be an ST72324, but the "23257-B" is there instead (see p...