AK4420 Datasheet, PDF (10/19 Pages) Asahi Kasei Microsystems – 192kHz 24-Bit Stereo ΔΣ DAC with 2Vrms Output

[AK4420]
LRCK
BICK
(64fs)
SDTI
01
2
22 23 24
30 31 0 1
2
22 23 24
30 31 0 1
23 22
1 0 Don’t care
23:MSB, 0:LSB
Lch Data
23 22
Figure 3. Mode 0 Timing
1 0 Don’t care
Rch Data
23 22
LRCK
BICK
(64fs)
SDTI
0123
23 24 25
31 0 1 2 3
23 24 25
31 0 1
23 22
1 0 Don’t care
23 22
1 0 Don’t care
23
23:MSB, 0:LSB
Lch Data
Figure 4. Mode 1 Timing
Rch Data
■ Zero detect function
When the input data for both channels are continuously zeros for 8192 LRCK cycles, the DZF pin is set to “H”. The DZF
pin immediately is set to “L” if the input data for both channels are not zero after going to DZF “H”.
MS0683-E-02
- 10 -
2007/12