Yamaha YM2203
E737848
The Yamaha YM2203 is an early FM synthesis sound chip that combines three FM channels with a programmable sound generator, widely used in 1980s arcade machines and Japanese computers like the PC-88 and PC-98.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Yamaha YM2203 canonical | 3 |
| OPN (YM2203) | 1 |
| Yamaha YM2203 (OPN) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8472800 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Yamaha YM2203 Context triple: [Yamaha YM2612, relatedTo, Yamaha YM2203]
-
A.
Yamaha YM2151
The Yamaha YM2151 is an 8-channel FM synthesis sound chip widely used in 1980s arcade machines and computers to produce rich, multi-voice music and sound effects.
-
B.
Yamaha YM2610
The Yamaha YM2610 is a classic FM synthesis and ADPCM sound chip widely used in arcade and Neo Geo game systems to produce rich, multi-channel audio and sound effects.
-
C.
Yamaha YM2608
The Yamaha YM2608, also known as the OPNA, is an advanced FM synthesis sound chip used primarily in Japanese PCs and arcade systems, featuring integrated FM, SSG, ADPCM, and rhythm sound capabilities.
-
D.
Yamaha YM2612
The Yamaha YM2612 is a six-channel FM synthesis sound chip widely known for defining the distinctive music and audio of many 16-bit Sega Genesis/Mega Drive games.
-
E.
Texas Instruments SN76489
The Texas Instruments SN76489 is a classic programmable sound generator chip widely used in early home computers and game consoles to produce simple three-voice music and sound effects.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Yamaha YM2203 Target entity description: The Yamaha YM2203 is an early FM synthesis sound chip that combines three FM channels with a programmable sound generator, widely used in 1980s arcade machines and Japanese computers like the PC-88 and PC-98.
-
A.
Yamaha YM2151
The Yamaha YM2151 is an 8-channel FM synthesis sound chip widely used in 1980s arcade machines and computers to produce rich, multi-voice music and sound effects.
-
B.
Yamaha YM2610
The Yamaha YM2610 is a classic FM synthesis and ADPCM sound chip widely used in arcade and Neo Geo game systems to produce rich, multi-channel audio and sound effects.
-
C.
Yamaha YM2608
The Yamaha YM2608, also known as the OPNA, is an advanced FM synthesis sound chip used primarily in Japanese PCs and arcade systems, featuring integrated FM, SSG, ADPCM, and rhythm sound capabilities.
-
D.
Yamaha YM2612
The Yamaha YM2612 is a six-channel FM synthesis sound chip widely known for defining the distinctive music and audio of many 16-bit Sega Genesis/Mega Drive games.
-
E.
Texas Instruments SN76489
The Texas Instruments SN76489 is a classic programmable sound generator chip widely used in early home computers and game consoles to produce simple three-voice music and sound effects.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
FM synthesis chip
ⓘ
sound chip ⓘ |
| alsoKnownAs |
OPN
ⓘ
linked to:
OPN2
|
| audioOutput | analog ⓘ |
| compatibleWith | AY-3-8910 register set (PSG part) ⓘ |
| controlBusWidth | 8-bit ⓘ |
| countryOfOrigin | Japan ⓘ |
| era | 1980s ⓘ |
| family | Yamaha OPN family ⓘ |
| hasClockInput | yes ⓘ |
| hasDAC | internal for FM output ⓘ |
| hasEnvelopeGenerator | yes ⓘ |
| hasFMChannels | 3 ⓘ |
| hasFMOperatorsPerChannel | 4 ⓘ |
| hasIRQOutput | yes ⓘ |
| hasLFO | yes ⓘ |
| hasNoiseGenerator | yes ⓘ |
| hasPSGChannels | 3 ⓘ |
| hasRegisterWidth | 8-bit ⓘ |
| hasTimerA | yes ⓘ |
| hasTimerB | yes ⓘ |
| includesComponent |
AY-3-8910 compatible PSG core
ⓘ
programmable sound generator ⓘ |
| intendedUse |
arcade game sound
ⓘ
home computer sound ⓘ |
| manufacturer |
Yamaha
ⓘ
linked to:
Yamaha Corporation
|
| notableRegionOfUse | Japan ⓘ |
| packageType | DIP ⓘ |
| powerSupply | +5V ⓘ |
| predecessor |
Yamaha YM2151 (in FM-only lineage)
ⓘ
linked to:
Yamaha YM2151
|
| releasePeriod | early 1980s ⓘ |
| successor |
Yamaha YM2608
ⓘ
Yamaha YM2610 ⓘ |
| supportsAmplitudeModulation | yes ⓘ |
| supportsFMAlgorithms | 8 ⓘ |
| supportsFrequencyModulation | yes ⓘ |
| supportsNoiseChannel | yes ⓘ |
| supportsSSGEnvelopes | yes ⓘ |
| supportsStereo | no (mono output on-chip) ⓘ |
| technology |
FM synthesis
ⓘ
PSG tone generation ⓘ |
| usedFor |
computer music composition
ⓘ
music playback in games ⓘ sound effects in games ⓘ |
| usedInPlatform |
NEC PC-8801
ⓘ
linked to:
PC-8801
NEC PC-9801 ⓘ
linked to:
PC-98
Sharp X1 (certain models) ⓘ
linked to:
Sharp X1
various 1980s arcade boards ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Yamaha YM2203 Description of subject: The Yamaha YM2203 is an early FM synthesis sound chip that combines three FM channels with a programmable sound generator, widely used in 1980s arcade machines and Japanese computers like the PC-88 and PC-98.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Yamaha YM2203