Code structure (15 digit)
| Digit (1) | System LSI (S) | ||
|---|---|---|---|
| Digit (2) | Large Classification | ||
|
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| 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 | ||
