MOS 6581
E528503
The MOS 6581 is the original SID (Sound Interface Device) chip, famous for providing the distinctive synthesizer-style audio and music capabilities of the Commodore 64 home computer.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| MOS 8580 | 1 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
SID chip
ⓘ
integrated circuit ⓘ sound chip ⓘ |
| addressSpaceSize | 29 registers ⓘ |
| application |
chiptune music
ⓘ
home computer audio ⓘ video game sound ⓘ |
| architecture | SID ⓘ |
| companyParent | Commodore International NERFINISHED ⓘ |
| controlInterface | memory-mapped I/O ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| dataBusWidth | 8-bit ⓘ |
| designer | Bob Yannes NERFINISHED ⓘ |
| discontinuationYear | late 1980s ⓘ |
| feature |
multi-mode analog filter
ⓘ
on-chip 4-bit DACs ⓘ oscillator sync ⓘ programmable ADSR envelope generators ⓘ programmable vibrato and tremolo via modulation ⓘ programmable volume control ⓘ ring modulation ⓘ two analog input pins ⓘ |
| filterType |
band-pass
ⓘ
high-pass ⓘ low-pass ⓘ notch ⓘ |
| introductionYear | 1982 ⓘ |
| logicSupplyVoltage | 5 V ⓘ |
| manufacturer |
Commodore Semiconductor Group
NERFINISHED
ⓘ
MOS Technology NERFINISHED ⓘ |
| notableFor |
distinctive analog-style sound
ⓘ
use in Commodore 64 music ⓘ |
| numberOfOscillators | 3 ⓘ |
| numberOfVoices | 3 ⓘ |
| packageType | 28-pin DIP ⓘ |
| processTechnology | NMOS ⓘ |
| successor | MOS 8580 NERFINISHED ⓘ |
| supplyVoltage | 12 V ⓘ |
| usedIn |
Commodore 128
NERFINISHED
ⓘ
Commodore 64 NERFINISHED ⓘ Commodore 64 Games System NERFINISHED ⓘ Commodore 64C early models NERFINISHED ⓘ Commodore MAX Machine NERFINISHED ⓘ Commodore SX-64 NERFINISHED ⓘ |
| waveformType |
noise
ⓘ
pulse ⓘ sawtooth ⓘ triangle ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
MOS 8580