CS4236B Datasheet | Cirrus Logic

Description The CS4236B is a single chip multimedia audio system that is a pin-patible upgrade to the CS4236. The CS4236B adds an input mixer and a wavetable-synthesis interface to the industry standard CS4236. The CS4236B is patible with the Microsoft Windows Sound System standard and will run software written to the Sound Blaster and Sound Blaster Pro interfaces. The CS4236B is fully pliant with Microsoft’s PC ’97 and WHQL audio requirements. In addition, the CS4236B includes hardware master volume control pins as well as extensive power management control over each internal logical section. ORDERING INFORMATION: CS4236B-JQ 100 pin TQFP, 14x14x1.4mm CS4236B-KQ 100 pin TQFP, 14x14x1.4mm XTALI XTALO OSCILLATOR VREF REFFLT VREF SD<7:0> SA<11:0> IOR IOW AEN IOCHRDY IRQ<A:F> DRQ<A:C> DACK<A:C> ISA BUS INTERFACE LINEAR µ-LAW A-LAW ADPCM PLUG AND PLAY CODEC REG I/F SERIAL SHIFT Config IO IRQ Decode Logic FM Synthesizer LINEAR µ-LAW A-LAW ADPCM 16 SAMPLE FIFO Sample Rate Converters Stereo D/A 16 SAMPLE FIFO Sample Rate Converters Stereo A/D L/RFILT INPUT MIXER GAIN Σ Loopback Monitor Attenuation DIGITAL MIXER Σ OUTPUT MIXER Σ GAIN GAIN L/RLINE...