參數(shù)資料
型號: CDB4272
廠商: Cirrus Logic, Inc.
元件分類: Codec
英文描述: 24-Bit, 192 kHz Stereo Audio CODEC
中文描述: 24位192千赫立體聲音頻CODEC
文件頁數(shù): 18/53頁
文件大小: 1200K
代理商: CDB4272
CS4272
18
DS593F1
SWITCHING CHARACTERISTICS - SERIAL AUDIO PORT
(Logic "0" = GND = 0 V;
Logic "1" = VL, C
L
= 20 pF)
Notes: 22.
In Control Port Mode, the Ratio[1:0] bits must be configured according to tables 8 and 9 on
pages 28 and 29.
Parameter
Symbol
Fs
Fs
Fs
Min
4
50
100
Typ
-
-
-
Max
50
100
200
Unit
kHz
kHz
kHz
Sample Rate
Single Speed Mode
Double Speed Mode
Quad Speed Mode
MCLK Specifications
MCLK Frequency
(note 22)
MCLK Input Pulse Width High/Low
(note 22)
MCLK Output Duty Cycle
Master Mode
LRCK Duty Cycle
SCLK Duty Cycle
SCLK falling to LRCK edge
SCLK falling to SDOUT valid
SDIN valid to SCLK rising setup time
SCLK rising to SDIN hold time
Slave Mode
LRCK Duty Cycle
SCLK Period
(note 22)
Stand-Alone Mode
Control Port Mode
Stand-Alone Mode
Control Port Mode
f
mclk
f
mclk
t
clkhl
t
clkhl
1.024
1.024
16
8
45
-
-
-
-
25.600
51.200
-
-
55
MHz
MHz
ns
ns
%
50
-
-
50
50
-
-
-
-
-
-
%
%
ns
ns
ns
ns
t
slr
t
sdo
t
sdis
t
sdih
-10
0
16
20
10
32
-
-
40
50
60
%
Single Speed Mode
Double Speed Mode
Quad Speed Mode
t
sclkw
t
sclkw
t
sclkw
-
-
-
-
-
-
s
s
s
SCLK Pulse Width High
SCLK Pulse Width Low
SCLK falling to LRCK edge
SCLK falling to SDOUT valid
SDIN valid to SCLK rising setup time
SCLK rising to SDIN hold time
Crystal Oscillator Specifications (XTI/XTO)
Crystal Frequency Range
t
sclkh
t
sclkl
t
slr
t
sdo
t
sdis
t
sdih
30
48
-10
0
16
20
-
-
-
-
-
-
-
-
ns
ns
ns
ns
ns
ns
10
32
-
-
f
osc
16.384
-
25.600
MHz
128
(
)
Fs
--------1
128
)
Fs
--------1
)
Fs
64
------1
相關PDF資料
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