CS4614 데이터 시트보기 (PDF) - Cirrus Logic
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CS4614 Datasheet PDF : 24 Pages
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CS4614
CrystalClear™ SoundFusion™ PCI Audio Accelerator
CGND[4:0] - Core Ground Supply, Pins 67, 65, 62, 13, 18
Core / Stream Processor ground reference pins.
Serial Codec Interface
ABITCLK/SCLK - AC ‘97 Bit Clock / Serial Audio Data Clock, I/O, Pin 74
Master timing clock for serial audio data. In AC ’97 configurations, this pin is an input which
drives the timing for the AC ’97 interface, along with providing the source clock for the
CS4614. In external DAC configurations, it an output, providing the serial bit clock.
ASYNC/FSYNC - AC ‘97 Frame Sync / Serial Audio Frame Sync, I/O, Pin 77
Framing clock for serial audio data. In AC ’97 configurations, this pin is an output which
indicates the framing for the AC ’97 link. In external DAC configurations, this pin is an
FSYNC output, providing the left/right framing clock.
ASDOUT/SDOUT - AC ‘97 Data Out / Serial Audio Data Out, Output, Pin 75
AC ‘97 serial data out / Serial audio output data.
ARST# - AC ‘97 Reset, Output, Pin 78
AC ’97 link reset pin. This pin also functions as a general purpose reset output in non-AC ’97
configurations and will follow RST# to ground, but must be forced high by software.
ASDIN/SDIN - AC ‘97 Data In / Serial Audio Data In, Input, Pin 76
Serial audio input data.
DS292PP3
CIRRUS LOGIC PRELIMINARY PRODUCT BULLETIN JUNE 30, 5:03 PM
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