參數(shù)資料
型號(hào): AK4588VQ
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 2/8 CHANNEL AUDIO CODEC WITH DIR
中文描述: 2 / 8聲道音頻編解碼器迪爾
文件頁(yè)數(shù): 15/76頁(yè)
文件大?。?/td> 787K
代理商: AK4588VQ
ASAHI KASEI
[AK4588]
MS0287-E-01
2004/03
- 15 -
Parameter
Audio Interface Timing (Slave Mode)
Normal mode
BICK1 Period
BICK1 Pulse Width Low
Pulse Width High
LRCK1 Edge to BICK1 “
” (Note 18)
BICK1 “
” to LRCK1 Edge (Note 18)
LRCK1 to SDTO1(MSB)
BICK1 “
” to SDTO1
SDTI1-4,DAUX1 Hold Time
SDTI1-4,DAUX1 Setup Time
TDM 256 mode
BICK1 Period
BICK1 Pulse Width Low
Pulse Width High
LRCK1 Edge to BICK1 “
” (Note 18)
BICK1 “
” to LRCK1 Edge (Note 18)
BICK1 “
” to SDTO1
SDTI1 Hold Time
SDTI1 Setup Time
TDM 128 mode
BICK1 Period
BICK1 Pulse Width Low
Pulse Width High
LRCK1 Edge to BICK1 “
” (Note 18)
BICK1 “
” to LRCK1 Edge (Note 18)
BICK1 “
” to SDTO1
SDTI1-2 Hold Time
SDTI1-2 Setup Time
Audio Interface Timing (Master Mode)
Normal mode
BICK1 Frequency
BICK1 Duty
BICK1 “
” to LRCK1 Edge
BICK1“
” to SDTO1
SDTI1-4,DAUX1 Hold Time
SDTI1-4,DAUX1 setup Time
TDM 256 mode
BICK1 Frequency
BICK1 Duty (Note 19)
BICK1 “
” to LRCK1 Edge
BICK1 “
” to SDTO1
SDTI1 Hold Time
SDTI1 Setup Time
TDM 128 mode
BICK1 Frequency
BICK1 Duty (Note 20)
BICK1 “
” to LRCK1 Edge
BICK1 “
” to SDTO1
SDTI1-2 Hold Time
SDTI1-2 Setup Time
Notes:
18. BICK1 rising edge must not occur at the same time as LRCK1 edge.
19. When MCLK is 512fs, dBCK is guaranteed. When 384fs and 256fs, dBCK can not be guaranteed.
20. When MCLK is 256fs, dBCK is guaranteed. When 128fs, dBCK can not be guaranteed.
Symbol
min
81
32
32
20
20
20
20
81
32
32
20
20
10
10
81
32
32
20
20
10
10
-20
20
20
-12
10
10
-12
10
10
typ
max
40
40
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Hz
%
ns
ns
ns
ns
Hz
%
ns
ns
ns
ns
Hz
%
ns
ns
ns
ns
tBCK
tBCKL
tBCKH
tLRB
tBLR
tLRS
tBSD
tSDH
tSDS
tBCK
tBCKL
tBCKH
tLRB
tBLR
tBSD
tSDH
tSDS
20
tBCK
tBCKL
tBCKH
tLRB
tBLR
tBSD
tSDH
tSDS
20
fBCK
dBCK
tMBLR
tBSD
tSDH
tSDS
fBCK
dBCK
tMBLR
tBSD
tSDH
tSDS
fBCK
dBCK
tMBLR
tBSD
tSDH
tSDS
64fs
50
20
40
256fs
50
12
20
128fs
50
12
20
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