CS8420 View Datasheet(PDF) - Cirrus Logic
Part Name
Description
MFG CO.
'CS8420' PDF : 94 Pages View PDF
13.3.1 Pin Description - Hardware Mode 2
CS8420
Overall Device Control:
DFC0, DFC1 - Data Flow Control Inputs
DFC0 and DFC1 inputs determine the major data flow options available in Hardware mode, according to Table 5.
S/AES - Serial Audio or AES3 Input Select
S/AES is connected to VD+ in Hardware mode 2, in order to select the serial audio input.
SFMT0, SFMT1 - Serial Audio Port Data Format Select Inputs
SFMT0 and SFMT1 select the serial audio input and output ports’ format. See Table 10.
OMCK - Output Section Master Clock Input
Output section master clock input. The frequency must be 256x the output sample rate (Fso).
Audio Input Interface:
SDIN - Serial Audio Input Port Data Input
Audio data serial input pin.
ISCLK - Serial Audio Input Port Bit Clock Input or Output
Serial bit clock for audio data on the SDIN pin.
ILRCK - Serial Audio Input Port Left/Right Clock Input or Output
Word rate clock for the audio data on the SDIN pin. The frequency will be at the input sample rate (Fsi)
DS245F4
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