| CPU, FPU, ALU, etc.: MCU: UVEPROM: SAMPLES: |
ALI
[+] AMD
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CIRRUS LOGIC
CMD
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[+] IBM
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ITE
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MMN
MOS
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RE
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[+] USSR-RUS
VIA
VITESSE
VLSI
WDC
WEITEK
ZARLINK
ZFTM (ZMD)
ZILOG
-----------
FAKE
ULSI
| n.n. | Model | Package | Additional description |
| 25 MHz | |||
| 1 | Math Co US83C87 | CPGA-68 | © 1990; 9119AA |
| 33 MHz | |||
| 2 | Math Co SX 33 | PLCC-68 | © 1990; 9346PPA; PHILIPPINES |
| 3 | Math Co DX 33 | CPGA-68 | © 1990; 9324PC; USA |
| 4 | Math Co US83C87 | CPGA-68 | © 1990; 9129A3B; PHILIPPINES |
| 40 MHz | |||
| 5 | SX/SLC 40, US83S87 | PLCC-68 | © 1990; 9401PPE; PHILIPPINES |
| 6 | Math Co DX 40 | CPGA-68 | © 1990; 9348A3H; PHILIPPINES |
| 7 | DX/DLC 40 | CPGA-68 | © 1990; 9415A3B |
| 8 | DX/DLC 40, US83C87 | CPGA-68 | © 1990; 9419A3H; PHILIPPINES |
 |
|
 |
||||||||
| 1 |
Co-processor Math Co US83C87 |
2 |
Co-processor Math Co SX 33 |
3 |
Co-processor Math Co DX 33 |
|||||
| Frequency: | 25 MHz | Frequency: | 33 MHz | Frequency: | 33 MHz | |||||
 |
|
 |
||||||||
| 4 |
Co-processor Math Co US83C87 |
5 |
Co-processor SX/SLC 40 |
6 |
Co-processor Math Co DX 40 |
|||||
| Frequency: | 33 MHz | Frequency: | 40 MHz | Frequency: | 40 MHz | |||||
 |
|
|||||||||
| 7 |
Co-processor DX/DLC 40 |
8 |
Co-processor DX/DLC 40, US83C87 |
|||||||
| Frequency: | 40 MHz | Frequency: | 40 MHz | |||||||
