CS8420-DSR Cirrus Logic Inc, CS8420-DSR Datasheet - Page 61

• Manufacturer Part Number: CS8420-DSR
• Description: Audio DSPs IC Digital Audio Sample Rate Convertr
• Manufacturer: Cirrus Logic Inc

Specifications of CS8420-DSR

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

CS8420
13.3.1 Pin Description - Hardware Mode 2
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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