Meaning of Legacy 16-bit/32-bit Auto MCU Part Numbers – KBA227619

Version 6

    Author: HongyanW_86            Version: **

     

    See Table 1 where CY90F546GSPFR-GE1 is used as an example to show the meaning of legacy 16-bit/32-bit Auto MCU part numbers.

    Table 1. Meaning of part numbers

     

    Part number

    Meaning of part number

    CY

    Company name. Earlier prefix “MB” changed to “CY”.

    90

    Number of bits:

    --90: 16-bit F2MC-16LX

    --96: 16-bit F2MC-16FX

    --91: 32-bit FR

    F

    Memory type:

    --Blank: Mask ROM

    --F: Flash ROM

    546

    Device series.

    GS

    Product feature options. Refer to the corresponding device datasheet for details.

    PF

    Package type:

    --PF: Plastic Flatpack

    --PMC: Plastic QFP

    (The letters between the "Product feature options" and the "(Optional)Backend fab indicator" all stand for package type, Refer to the corresponding device datasheet for details.)

    R

    (Optional) backend fab indicator

    G

    Quality grade:

    --G: General grade

    --GS/GSA: Automotive grade

    --

    Factory information:

    --Blank/SP/N2/K5/UJ: Different factory location

    E1

    Environmental code:

    --E1 = Pb-free, SnBi plating

    --E2 = Pb-free, pure Sn plating