vendor:yamaha
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vendor:yamaha [2014/08/03 05:06] – mcmaster | vendor:yamaha [2020/10/01 01:25] (current) – new style 'A' datecode is almost certainly Yamaha's own Kagoshima Fab lord_nightmare | ||
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{{tag> | {{tag> | ||
- | " | + | LN has observed (not sure if always true): |
+ | |||
+ | According to Tiido and others, Yamaha is a fabless vendor, and has other chip manufacturers do all of their silicon fabrication and packaging. Examples being Fujitsu, Sharp, Hitachi, ROHM. | ||
+ | |||
+ | ====== Getting Started ====== | ||
+ | [[vendor: | ||
+ | |||
+ | [[vendor: | ||
====== Datecode ====== | ====== Datecode ====== | ||
- | | + | |
- | | + | 1981-1989 'old style': |
- | | + | |
+ | | ||
+ | dd = day within month | ||
+ | L might be a manufacturer code, but could also be the msb of the lot code? | ||
+ | |||
+ | 1990+ 'new style': | ||
+ | | ||
Y = year most significant (9 or 0 or 1 for 199x or 200x or 201x) | Y = year most significant (9 or 0 or 1 for 199x or 200x or 201x) | ||
- | y = year least significant (2 = 1982, 3 = 1983 ... etc ... 9 = 1989) (0 = 1990 for only chips pre-cutoff?) | + | y = year least significant (2 = 1982, 3 = 1983 ... etc ... 9 = 1989) (0 = 1990?) |
- | LLl = lot code/batch code? | + | |
ww = week within year | ww = week within year | ||
- | r = die revision" | + | |
+ | Ll = lot code/batch code? | ||
+ | | ||
+ | |||
+ | ====== Fabs ====== | ||
+ | |||
+ | 'new style': | ||
+ | A = Yamaha (Kagoshima) | ||
+ | C = Hitachi 2a | ||
+ | D = | ||
+ | E = Hitachi 1 | ||
+ | F = Fujitsu | ||
+ | G = Hitachi 1a? | ||
+ | H = Sharp 1 | ||
+ | I (= 5) = Sharp (95% certain) | ||
+ | L (= 4) = Hitachi 2 | ||
+ | O = | ||
+ | Z = Fujitsu 2 | ||
====== Chips ====== | ====== Chips ====== | ||
{{topic> | {{topic> | ||
+ | |||
+ | |||
+ | ====== Misc ====== | ||
+ | |||
+ | From LN | ||
+ | < | ||
+ | Chip Codename | ||
+ | YM21280 | ||
+ | YM21290 | ||
+ | YM2142 | ||
+ | YM2148 | ||
+ | YM2149F | ||
+ | YM2151 | ||
+ | YM2154 | ||
+ | YM2163 | ||
+ | YM2164 | ||
+ | YM2167 | ||
+ | YM2203C | ||
+ | YM2413 | ||
+ | YM2413A | ||
+ | YM2413B | ||
+ | YM2414B | ||
+ | YM2420 | ||
+ | YM2608B | ||
+ | YM2610 | ||
+ | YM2610B | ||
+ | YM2612 | ||
+ | YM3420 | ||
+ | YM3438 | ||
+ | YM3439 | ||
+ | YM3526 | ||
+ | YM3806 | ||
+ | YM3812 | ||
+ | Y8950 | ||
+ | VRC VII | ||
+ | YM7116 | ||
+ | YM7129 | ||
+ | YM7137 | ||
+ | YMF262 | ||
+ | YMF271 | ||
+ | YMF276 | ||
+ | YMF278B | ||
+ | YMF281 | ||
+ | YMF288 | ||
+ | YMF289 | ||
+ | YMF292 | ||
+ | YMF297 | ||
+ | YMZ284 | ||
+ | YMZ285 | ||
+ | YMZ294 | ||
+ | YMF701 | ||
+ | YMF704C | ||
+ | YMF711 | ||
+ | YMF715 | ||
+ | YMF721 | ||
+ | YMF724 | ||
+ | YMF725 | ||
+ | YMF727 | ||
+ | YMF738 | ||
+ | YMF740C | ||
+ | YMF743 | ||
+ | YMF744B | ||
+ | YMF752 | ||
+ | YMF753 | ||
+ | YMF754 | ||
+ | YM3012 | ||
+ | YM3014 | ||
+ | YM3014B | ||
+ | YM3016 | ||
+ | |||
+ | Sega parts by yamaha: | ||
+ | YM2602B | ||
+ | YM6045B | ||
+ | YM6048 | ||
+ | YM7101 | ||
+ | FC1001 | ||
+ | YM6045C | ||
+ | ? | ||
+ | ? | ||
+ | FC1004 | ||
+ | FC1004 | ||
+ | FC1004 | ||
+ | FC1004-X | ||
+ | TC6158AF | ||
+ | FF1004 | ||
+ | T9N13BF | ||
+ | FJ3002 | ||
+ | |||
+ | Package codes: | ||
+ | D = NDIP/DIP | ||
+ | M = SOIC | ||
+ | F = QFP (sometimes soic, mismarked?) | ||
+ | S = QFP44 | ||
+ | </ | ||
vendor/yamaha.1407042402.txt.gz · Last modified: 2014/08/03 05:06 by mcmaster