AK4601VQ Datasheet, PDF (32/111 Pages) Asahi Kasei Microsystems – Audio HUB CODEC with Digital Mixer

3-2. Master Mode
LRCK(O)
BICK(O)
SDINx
tMBL
tMBL
D
tBSIDS
tBSIDH
Figure 7. Serial Interface Input Timing in Master Mode
[AK4601]
50%TVDD
50%TVDD
VIH1
D
VIL1
LRCK(O)
50%TVDD
BICK(O)
SDOUTx
tBSOD
D
tBSOD
D
50%TVDD
50%TVDD
Figure 8. Serial Interface Output Timing in Master Mode
4. SPI Interface
(Ta=-40~85C; AVDD=VREFH=3.0~3.6V; LVDD=3.0~3.6V; TVDD=1.7~3.6V; AVSS=VREFL=DVSS1=
DVSS2=0V; CL=20pF)
Parameter
Symbol Min.
Typ.
Max. Unit
μP Interface Signal
SCLK Frequency
fSCLK
7
MHz
SCLK Low-level Width
tSCLKL
60
ns
SCLK High-level Width
tSCLKH
60
ns
Microcontroller → AK4601
CSN High-level Width
tWRQH 150
ns
From CSN “↑” to PDN “↑”
tRST
180
ns
From PDN “↑” to CSN “↓”
tIRRQ
1
ms
From CSN “↓” to SCLK “↓”
tWSC
150
ns
From SCLK “↑” to CSN “↑”
tSCW
240
ns
SI Latch Setup Time
tSIS
20
ns
SI Latch Hold Time
tSIH
20
ns
AK4601 → Microcontroller
Delay Time from SCLK “↓” to SO Output
tSOS
40
ns
016000391-E-01
- 32 -
2016/12