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

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

ChaitanyaV_61
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See the meaning of Legacy 16-bit/32-bit Auto MCU for part numbers: CY, 90, F, 546, GS, PF, R, --, G, E1.

 

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

     -- PMC, Plastic QFP, 0.5mm pin pitch

     -- PMC1, Plastic QFP, 0.4mm pin pitch

(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/GT: 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

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