JEDEC JEP106AM PDF

STANDARD MANUFACTURER'S IDENTIFICATION CODE

JEDEC JEP106AM – STANDARD MANUFACTURER'S IDENTIFICATION CODE

The manufacturer’s identification code is defined by one or more eight (8) bit fields, eachconsisting of seven (7) data bits plus one (1) odd parity bit. The manufacturer’s identificationcode as shown in Table 1, is assigned, maintained and updated by the JEDEC office. It is asingle field, limiting the possible number of vendors to 126. To expand the maximum number ofidentification codes, a continuation scheme has been defined. The code 7F, as shown in Table 1,indicates that the manufacturer’s code is beyond the limit of this field and the next sequentialmanufacturer’s identification field is used. Multiple continuation fields are permitted and whenused, shall comprise of the identification code.