STAC9460 Datasheet, PDF (20/21 Pages) List of Unclassifed Manufacturers – Two and Six-Channel, 24-Bit, 192 kHz Audio Codec

PRELIMINARY INFORMATION 8/24/01
STAC9460/62
Two and Six-Channel, 24-Bit, 192 kHz Audio Codec
8.3. Digital I/O
These signals connect the STAC9460/62 to an external µC/µP, DSP, and an exter-
nal crystal.
SIGNAL NAME TYPE
DESCRIPTION
RESET #
I Master Hareware Reset
MCLK
I See Table 17 on page 17 for details
CS#
I Chip select
SCLK
I Serial data clock
SDATA
SDI1
SDI2
SDI3
SDATA_OUT
D_LRCLK
D_SCLK
I/O Serial data input/output
I I²S digital data input for LF and RF channels
I I²S digital data input for LR and RR channels (STAC9460 only)
I I²S digital data input for Center and LFEchannels (STAC9460 only)
O I²S Serial data output for ADC outputs
I I²S digital data left/right clock
I I²S digital data bit clock
# denotes active low
Table 19. Digital Signal List
8.4.
Analog I/O
These signals connect the STAC9460/62 to analog sources and sinks, including
microphones and seakers.
SIGNAL NAME
MIC_L
MIC_R
DIFF_L
DIFF_GND
DIFF_R
DAC_LF
DAC_RF
DAC_LR
DAC_RR
DAC_CTR
DAC_LFE
TYPE
I
I
I
I
I
O
O
O
O
O
O
DESCRIPTION
Left microphone input
Right microphone input
Left differential input
Differential input common ground
Right differential input
Left front channel (LF)
Right front channel (RF)
Left rear channel (LR) (STAC9460 only)
Right rear channel (RR) (STAC9460 only)
Center channel (CTR) (STAC9460 only)
Low Frequency Effects output (LFE) (STAC9460 only)
Table 20. Analog Signal List
8.5. Filter/References
.
SIGNAL NAME
VREF
CAP
TYPE
O
O
DESCRIPTION
Reference Voltage
ADC reference Cap
Table 21. Filtering and Voltage References
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