AK5572 Datasheet, PDF (23/68 Pages) Asahi Kasei Microsystems – 2-Channel Differential 32-bit ADC

[AK5572]
(Ta= 40 - +105 C; AVDD= 4.75-5.25 V, TVDD= 1.7-1.98 V (LDOE pin=“L”) or 3.0-3.6 V (LDOE
pin=“H”), VDD18= 1.7-1.98 V (LDOE pin=“L”), C_L= 10 pF)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Audio Interface Timing (Master mode) (Figure 22)
TDM128 mode (TDM1-0 bits = “01”)
BICK Period
Normal Speed mode
tBCK
-
1/128fsn
-
ns
Double Speed mode
tBCK
-
1/128fsd
-
ns
Quad Speed mode
tBCK
-
1/128fsq
-
ns
BICK Duty
dBCK
-
50
-
%
BICK “↓” to LRCK Edge
tMBLR
5
-
5
ns
BICK “↓” to SDTO1
tBSD
5
-
5
ns
TDMIN Hold Time
tSDH
5
-
-
ns
TDMIN Setup Time
tSDS
5
-
-
ns
TDM256 mode (TDM1-0 bits = “10”)
BICK Period
Normal Speed mode
tBCK
-
1/256fsn
-
ns
Double Speed mode
tBCK
-
1/256fsd
-
ns
BICK Duty
dBCK
-
50
-
%
BICK “↓” to LRCK Edge
tMBLR
5
-
5
ns
BICK “↓” to SDTO1
tBSD
5
-
5
ns
TDMIN Hold Time
tSDH
5
-
-
ns
TDMIN Setup Time
tSDS
5
-
-
ns
TDM512 mode (TDM1-0 bits = “11”)
BICK Period
Normal Speed mode
tBCK
-
1/512fsn
-
ns
BICK Duty
dBCK
-
50
-
%
BICK “↓” to LRCK Edge
tMBLR
5
-
5
ns
BICK “↓” to SDTO1
tBSD
5
-
5
ns
TDMIN Hold Time
tSDH
5
-
-
ns
TDMIN Setup Time
tSDS
5
-
-
ns
Note 18. When the 1024fs, 512fs or 768fs /256fs or 384fs /128fs or 192fs are switched, the AK5572
should be reset by the PDN pin or RSTN bit.
015016766-E-00
- 23 -
2015/12