System logic image of code information

Code structure (15 digit)

Code structure (15 digit)
Digit (1) System LSI (S)
Digit (2) Large Classification
Digit (3) Small Classification Digit (4)-(7) Feature or Serial No
Digit (8) Version Digit (9)-(10) Mask Option
Digit (11) "-" Digit (12) Package Type
Digit (13) Reserved Digit (14) Packing
Digit (15) Customer