Cirrus Logic CS42526 - Manual (Page 18)

18 DS585F2
CS42526
ADCIN1
ADCIN2 58
57
External ADC Serial Input (Input) - The CS42526 provides for up to two external stereo analog to digital
converter inputs to provide a maximum of six channels on one serial data output line when the CS42526
is placed in One-Line Mode.
OMCK 59
External Reference Clock (Input) - External clock reference that must be within the ranges specified in
the register “OMCK Frequency (OMCK Freqx)” on page 52 .
TEST 62 Test Pin (Input) - This pin must be connected to DGND.
SAI_LRCK
60 Serial Audio Interface Left/Right Clock (Input/Output) - Determines which channel, Left or Right, is
currently active on the serial audio data line.
SAI_SCLK 61 Serial Audio Interface Serial Clock (Input/Output) - Serial clock for the Serial Audio Interface.