AK4545 Datasheet, PDF (17/33 Pages) Asahi Kasei Microsystems – AC97 AUDIO CODEC WITH SRC AND DIT

[ASAHI KASEI]
[AK4545]
e)Slot4 PCM Record Right Channel
Record(ADC) data format is MSB first. Data format is 2’s complement. As the resolution of the AK4545 is 18bit,
lower 2 bits are ignored. If ADC block is powered down, slot-4 valid bit in the slot 0 is invalid ( “0”), and data is output
as all “0”.
Bit19:2
Audio ADC right channel output
Bit1:0
“0”
f)Slot5 Modem Line Codec
As the AK4545 does not incorporate modem codec, all bits are stuffed with “0”.
Bit19:0
“0”
g)Slot6 Microphone Record Data
As the AK4545 does not incorporate 3^rd ADC codec, all bits are stuffed with “0”.
Bit19:0
“0”
h)Slots7-12
Bits19:0
Reserved for future enhancement
“0”
MS0058-E-00
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2000/11