Chips in our collection
From VisualChips
Here we list the chips in our collection, some of which are generously donated.
Detailed project progress will be found on a project page.
| Manufacturer | Item | YYWW | Chip marking | Pkg | Donor | Sent | Status | Transistors | Polygons | Group | Comments |
|---|---|---|---|---|---|---|---|---|---|---|---|
| AMD | 9016EPC-B | 8222 | JBP | DIP16 | 2 | ... | |||||
| AMD | 9511A | M.T. | 2010-09-21 | 1 | Math | arithmetic processor | |||||
| Atari | 10444D 'TIA' | 8150 | TSU C010444-11D 135A002D | DIP40 | 9:Sim | 6193 | 28751 | Used in Atari 2600 | |||
| Ferranti | ? | DPKG, photographed and stitched | ULA | Acorn Electron ULA | |||||||
| Ferranti | ? | DPKG, photographed and stitched | ULA | Sinclair Spectrum ULA | |||||||
| Ferranti | DSCF3404 | DPKG, low-res photograph | ULA | Acorn Tube ULA | |||||||
| Fujitsu | 8086 | 8728 | DIP40 | K.H | 2011-01-22 | 1 | CPU | CPU, 16-bit data bus | |||
| Fujitsu | 8088 | 8719 | DIP40 | K.H | 2011-01-22 | 1 | CPU | CPU, 8-bit data bus | |||
| Hitachi | HD6309 | E.S. | 2010-09-18 | 1 | CPU | Used in Tandy CoCo and Dragon. Worth doing before the 6809, as it is the superior chip that retro-enthusiasts want for their 6809 machines. | |||||
| Inmos | IMS C011 | 9801 | DIP28 | K.H | 2011-01-22 | 1 | Transputer link adapter | ||||
| Inmos | IMS T225 | 9340 and 9836 | PLCC68 | K.H | 2011-01-22 | 1 | CPU | Transputer, 16-bit bus | |||
| Inmos | IMS T425 | 9320 and 9842 | PLCC84 | K.H | 2011-01-22 | 1 | CPU | Transputer, 32-bit bus | |||
| Intel | 8008 | E.S. | 2010-09-18 | 1 | ... | ||||||
| Intel | 8271 | S4491 101195-003 1977 | DIP40 | 2 | FDC | Used in Acorn machine like BBC micro | |||||
| Intel | 8273 | M.T. | 2010-09-21 | 1 | Vid | video interface controller | |||||
| Intel | 8741 | 7852 | 1978 | DIP40 | M.T. | 2010-09-21 | 1 | ... | |||
| Intel | 80186 | ???? | K.H | 2011-01-22 | 1 | CPU | Ceramic flip-chip with metal lid | ||||
| Intel | 80188 | PGA | K.H | 2011-01-22 | 1 | CPU | Ceramic PGA with metal lid | ||||
| Intel | 80286 | 8523 | K.H | 2011-01-22 | 1 | CPU | Ceramic flip-chip with metal lid | ||||
| Intel | 8085AH-2 | 8501 | DIP40 | M.T. | 2010-09-21 | 1 | ... | ||||
| Intel | 80C188XL-20 | ? | K.H | 2011-01-22 | 1 | CPU | 2 pcs, one known dead. CMOS | ||||
| Intel | D3001 | S4015 I1430041 1974 | DIP40 | 2 | ... | ||||||
| Intel | P8041A | 1102 8201 104566-001 1977 | DIP40 | 2 | ... | ||||||
| Intel | P8080A-2 | L2057569 1979 | DIP40 | DPKG, T5xBF-NS | CPU | ... | |||||
| Intel | P8085AH | 9849 | -1976 | DIP40 | 2 | CPU | ... | ||||
| Intel | P8275 | L2167191 1976 | DIP40 | 2 | ... | ||||||
| Microchip | AY-3-1015D | 8011 | DIP40 | 2 | I/O | UART | |||||
| Microchip | AY-3-8910 | 8212 | DIP40 | K.H | 2011-01-22 | 1 | sound generator VHDL models available. The sound mixer circuit was very non-linear, which made VHDL model have to use a table | ||||
| Microchip | SP-0256-AL2 | 8247 | DIP28 | K.H | 2011-01-22 | 1 | speech synthesis chip. ROM contents available. | ||||
| MOS Technology | 6502 | 8316 | 1683 | DIP40 | 9:Sim | 3510 | 19530 | CPU | ... | ||
| MOS | 6507 | 8151 | C010745 5181 | DIP28 | DPKG, T5xBF-NS, T10xBF-NS | CPU | Used in Atari 2600 | ||||
| MOS | 6550 | 7827 | 2778 | DIP22 | 2 | I/O | ... | ||||
| MOS | 6532 | 8202 | C010750-12 R6532-15 8202 | DIP40 | DPKG, T10xBF, S10xBF, CV | RAM, I/O, Timer. Used in Atari 2600 | |||||
| MOSTEK | MK3880N | 8229 | MK3880N | DIP40 | 2 | CPU | MOSTEK Z80 2nd sourced | ||||
| Motorola | MC6800 | 8616 | 68A00P R7E8616 | DIP40 | DPKG, T5xBF-NS | CPU | ... | ||||
| Motorola | 68000 | DPKG, | CPU | Used in Atari ST | |||||||
| Motorola | MC68008 | 8334 | DIP52 | K.H | 2011-01-22 | 1 | ceramic, metal lid. 8-bit bus interface | ||||
| Motorola | MC68010 | E.S. | 2010-09-18 | 1 | CPU | ... | |||||
| Motorola | MC6808P | 7847 | 4H7847 | DIP40 | 2 | ... | |||||
| Motorola | MC6809 | DIP40 | E.S. | 2010-09-18 | 1 | CPU | Internal clock | ||||
| Motorola | MC6821P | 8149 | MN8149 Korea | DIP40 | 2 | I/O | ... | ||||
| Motorola | MC6846P3 | 7844 | TV BUG | DIP40 | 2 | Vid | ... | ||||
| Motorola | MC6847P | 8008 | DIP40 | N.M. | 2010-09-17 | 2 | Used in Tandy CoCo and Dragon, and Acorn Atom | ||||
| Motorola | MC6850P | 7938 | 7938 | DIP24 | 2 | I/O | ... | ||||
| Motorola | MC6854 | 9218 | DIP28 | K.H | 2011-01-22 | 1 | I/O | Advanced Data Link Controller | |||
| Motorola | MC68B09EP | 8446 | DIP40 | K.H | 2011-01-22 | 1 | External-clock, E and Q, 2MHz | ||||
| Motorola | MC68B45SP | 8733 | DIP40 | K.H | 2011-01-22 | 1 | Popular video address sequencer, used in many old machines. | ||||
| Motorola | MCM21L14P30 | 8203 | D8203 | DIP18 | 2 | ... | |||||
| Motorola | MCM6810P | 8321 | JF38321 | DIP24 | 2 | RAM | Not very worthwhile, can use modern RAM chips instead. | ||||
| Nat. Semi | INS 8255 | 8420 | DIP40 | K.H | 2011-01-22 | 1 | I/O | popular I/O chip | |||
| Nat. Semi? | 825 | 482305594-001/A | DIP40 | 2 | ... | ||||||
| NEC | D8035 | DIP40 | K.H | 2011-01-22 | 1 | MPU | ... | ||||
| NEC | DP5380 | 8736 | DIP40 | K.H | 2011-01-22 | 1 | I/O | SCSI chip | |||
| NEC | upD3710 | M.T. | 2010-09-21 | 1 | Tape | tape drive controller | |||||
| NEC | uPD7220 | M.T. | 2010-09-21 | 1 | Vid | display controller | |||||
| Nintendo | GameBoy | 1989 | A.B | 2010-09-18 | 1 | ... | |||||
| Nintendo | N64 PAL CIC | B.E. | 1 | ... | |||||||
| Nintendo | NES CPU | B.E. | 1 | CPU | ... | ||||||
| Nintendo | NES motherboard | J.L, B.E. | 1 | ... | |||||||
| Nintendo | NES NTSC CIC | 1 | ... | ||||||||
| Nintendo | NES PAL CIC | 1 | ... | ||||||||
| Nintendo | NES PPU | 1 | ... | ||||||||
| Nintendo | SNES motherboard | B.E. | 1 | ... | |||||||
| Siemens/Intel | SAB8748 | 7808 | 1978 | DIP40 | M.T. | 2010-09-21 | 1 | ... | |||
| Signetics | SCN68681 | PLCC44 | K.H | 2011-01-22 | 1 | I/O | 68000 compatible basic UART | ||||
| SMC | CRT5027 | 8242 | 8242C 4/83 | DIP40 | 2 | Vid | ... | ||||
| SMC | CRT9007 | 8330 | A8330N | DIP40 | 2 | Vid | ... | ||||
| Synertek | 2650 | 7643 | DIP40 | K.H | 2011-01-22 | CPU | CPU. Ceramic, metal lid. Obscure microprocessor | ||||
| Tektronix | PI U-260 | 160-0974-01 1981 | DIP24 | 2 | ... | ||||||
| Tektronix | PR U-440 | 160-1000-01 1981 | DIP24 | ... |
Status level codes
- Samples wanted
- Samples awaiting delivery
- Samples acquired, analysis not started
- Depackaged
- Metallised Surface photographed
- Metallised layer removed
- Silicon surface photographed
- Polygon capture
- Modelling
- Simulation
Chips by Manufacturer
Some of the above chips have a status page or further description
- Acorn
- AMD
- Atari
- Fujitsu
- General Instrument
- Hitachi
- Inmos
- Intel
- Motorola
- MOS Technology
- National Semiconductor
- NEC
- Nintendo
- Rockwell
- Siemens
- SGS Thomson
- Signetics
- Sinclair
- SMC
- Synertek
- Tektronix
- Texas Instruments
- Toshiba
- Zilog
Other similar projects
We're aware of several other similar efforts to reverse engineer historic chips
- A team has analysed the Commodore SID
- Chris Smith has captured the netlist of (and written a book on) the Sinclair Spectrum ULA
- MAME Guru is working on various locked ROMs from arcade games
