參數(shù)資料
型號: AK4385
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: 108dB 192kHz 24-Bit 2ch ツヒ DAC
中文描述: 一〇八分貝192kHz的24位2通道ツヒ數(shù)模轉(zhuǎn)換器
文件頁數(shù): 6/21頁
文件大?。?/td> 285K
代理商: AK4385
ASAHI KASEI
[AK4385]
MS0246-E-00
2003/07
- 6 -
SWITCHING CHARACTERISTICS
(Ta=25
°
C; VDD=4.75
5.25V; C
L
=20pF)
Parameter
Master Clock Frequency
Duty Cycle
LRCK Frequency
Normal Speed Mode
Double Speed Mode
Quad Speed Mode
Duty Cycle
Audio Interface Timing
BICK Period
Normal Speed Mode
Double/Quad Speed Mode
BICK Pulse Width Low
Pulse Width High
BICK rising to LRCK Edge (Note 12)
LRCK Edge to BICK rising (Note 12)
SDTI Hold Time
SDTI Setup Time
Control Interface Timing
CCLK Period
CCLK Pulse Width Low
Pulse Width High
CDTI Setup Time
CDTI Hold Time
CSN “H” Time
CSN “
” to CCLK “
CCLK “
” to CSN “
Reset Timing
PDN Pulse Width (Note 13)
Notes: 12. BICK rising edge must not occur at the same time as LRCK edge.
13. The AK4385 can be reset by bringing PDN= “L”.
Symbol
fCLK
dCLK
fsn
fsd
fsq
Duty
tBCK
tBCK
tBCKL
tBCKH
tBLR
tLRB
tSDH
tSDS
min
2.048
40
8
60
120
45
1/128fs
1/64fs
30
30
20
20
20
20
200
80
80
40
40
150
50
50
150
typ
max
36.864
60
48
96
192
55
Units
MHz
%
kHz
kHz
kHz
%
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
11.2896
tCCK
tCCKL
tCCKH
tCDS
tCDH
tCSW
tCSS
tCSH
tPD
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