參數(shù)資料
型號(hào): AK4584VQ
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: 24Bit 96kHz Audio CODEC with DIT/DIR
中文描述: 24位96kHz的音頻編解碼器與動(dòng)態(tài)網(wǎng)/迪爾
文件頁(yè)數(shù): 12/53頁(yè)
文件大?。?/td> 351K
代理商: AK4584VQ
ASAHI KASEI
[AK4584]
MS0118-E-00
2001/11
- 12 -
SWITCHING CHARACTERISTICS
(Ta=
10
70
°
C; AVDD, DVDD, PVDD=4.75
5.25V, TVDD=2.7
5.25V; C
L
=20pF)
Parameter
Master Clock Timing
Crystal Resonator
Frequency
External Clock
Frequency
Pulse Width Low
Pulse Width High
MCKO1 Output
Frequency
Duty Cycle (Note 15)
MCKO2 Output
Frequency
Duty Cycle
PLL Clock Recover Frequency
LRCK Frequency
Normal Speed Mode (DFS0=“0”, DFS1=“0”)
Double Speed Mode (DFS0=“1”, DFS1=“0”)
Quad Speed Mode (DFS0=“0”, DFS1=“1”)
Duty Cycle
Slave mode
Master mode
Audio Interface Timing
Slave mode
BICK Period
BICK Pulse Width Low
Pulse Width High
LRCK Edge to BICK “
” (Note 16)
BICK “
” to LRCK Edge (Note 16)
LRCK to SDTO (MSB) (Except I
2
S mode)
BICK “
” to SDTO
SDTI Hold Time
SDTI Setup Time
Master mode
BICK Frequency
BICK Duty
BICK “
” to LRCK
BICK “
” to SDTO
SDTI Hold Time
SDTI Setup Time
Symbol
min
typ
max
Units
11.2896
11.2896
0.4/fCLK
0.4/fCLK
11.2896
40
5.6448
40
32
24.576
36.864
MHz
MHz
ns
ns
MHz
%
MHz
%
kHz
fCLK
tCLKL
tCLKH
fMCK
dMCK
fMCK
dMCK
fPLL
50
24.576
60
18.432
60
192
50
fsn
fsd
fsq
32
88.2
176.4
45
48
96
192
55
kHz
kHz
kHz
%
%
50
tBCK
tBCKL
tBCKH
tLRB
tBLR
tLRS
tBSD
tSDH
tSDS
81
33
33
20
20
20
20
20
20
ns
ns
ns
ns
ns
ns
ns
ns
ns
fBCK
dBCK
tMBLR
tBSD
tSDH
tSDS
20
20
20
20
64fs
50
20
20
Hz
%
ns
ns
ns
ns
Note: 15. Duty cycle is not guaranteed when using the external clock input.
Note: 16. BICK rising edge must not occur at the same time as LRCK edge.
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