Philips SAA1099

The Philips SAA1099 sound generator was a 6-voice sound chip used by some 1980s devices, notably:

The chip could produce several different waveforms by locking the volume envelope generator to the frequency generator, and also had a noise generator with 3 pre-set frequencies which could also be locked to the frequency generator for greater range. Its outstanding feature was that it could output in fully independent stereo.

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