OPM
E744881
OPM is a Yamaha FM synthesis sound chip, widely used in 1980s arcade machines and computers for generating rich, multi-voice music and sound effects.
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Yamaha FM synthesis chip
ⓘ
sound chip ⓘ |
| alsoKnownAs | YM2151 NERFINISHED ⓘ |
| applicationDomain |
arcade sound systems
ⓘ
video game music ⓘ |
| channelCount | 8 channels ⓘ |
| controlClockInput | external clock required ⓘ |
| controlInterface | memory-mapped registers ⓘ |
| dacType | internal DAC ⓘ |
| envelopeGenerator | ADSR-type envelope ⓘ |
| era | 1980s ⓘ |
| family | Yamaha YM21xx series NERFINISHED ⓘ |
| historicalSignificance | one of the most widely used FM chips in 1980s arcades ⓘ |
| intendedUse |
music synthesis
ⓘ
sound effects generation ⓘ |
| introductionPeriod | early 1980s ⓘ |
| lfoSupport | yes ⓘ |
| lfoWaveforms | multiple LFO waveforms ⓘ |
| manufacturer | Yamaha Corporation NERFINISHED ⓘ |
| notableFeature |
hardware LFO for vibrato and tremolo
ⓘ
independent envelopes per operator ⓘ programmable FM algorithms ⓘ rich multi-voice music capability ⓘ |
| operatorPerChannelCount | 4 ⓘ |
| operatorType | 4-operator FM ⓘ |
| outputType | analog audio output ⓘ |
| packageType | DIP package ⓘ |
| polyphonyType | 8-voice polyphonic ⓘ |
| powerSupply | +5V logic supply ⓘ |
| registerInterface | 8-bit parallel bus ⓘ |
| soundGenerationMethod | digital FM with analog output stage ⓘ |
| successor | Yamaha YM2164 NERFINISHED ⓘ |
| technology | FM synthesis ⓘ |
| timers | 2 hardware timers ⓘ |
| usedFor |
background music in arcade games
ⓘ
sound effects in arcade games ⓘ |
| usedIn |
Japanese computers
ⓘ
X68000 computer series NERFINISHED ⓘ arcade game hardware ⓘ home computers ⓘ various Capcom arcade boards ⓘ various Konami arcade boards ⓘ various Sega arcade boards ⓘ |
| voiceCount | 8 ⓘ |
| waveformType | sine wave operators ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.