PT2317B
Simple Car Audio Controller (Princeton Technology Corp)
PT231
ISDN S-Interface Isolation Transformers (Bourns Electronic Solutions)
PT2310
Volume Controller IC (Princeton Technology)
PT2311
Four-channel Digital Control Audio Processor Utilizing CMOS Technology (Princeton Technology)
PT2312
4-Channel Audio Processor (Princeton Technology)
PT2312E
Stereo Audio Processor (Princeton Technology)
PT2313
three-input four output digital control channel audio processor (ETC)
PT2313
4-Channel Audio Processor (Princeton Technology Corp)
PT2313E
Stereo Audio Processor (Princeton Technology)
PT2313H
4-Channel Audio Processor (Princeton Technology)