参数资料
型号: CDB4354
厂商: Cirrus Logic Inc
文件页数: 23/24页
文件大小: 0K
描述: EVAL BOARD 5V DAC 2VRMS LINEDVR
标准包装: 1
DAC 的数量: 1
位数: 24
采样率(每秒): 192k
数据接口: I²S,串行
DAC 型: 电压
工作温度: -40°C ~ 85°C
已供物品:
已用 IC / 零件: CS4354
产品目录页面: 757 (CN2011-ZH PDF)
其它名称: 598-1809
CDB4354-ND
8
DS895F2
CS4354
SWITCHING SPECIFICATIONS - SERIAL AUDIO INTERFACE
12. Not all sample rates are supported for all clock ratios. See Section 4.2 “Sample Rate Range/Operational
Mode Detect” on page 13 for supported ratios and frequencies. SSM = Single-Speed Mode,
DSM = Double-Speed Mode, QSM = Quad-Speed Mode.
13. SCLK period is defined by the SCLK / LRCK ratio. The SCLK/LRCK ratio may be either 32, 48, or 64.
14.
Parameters
Symbol
Min
Typ
Max
Units
MCLK frequency
7.6
-
55.3
MHz
MCLK duty cycle
35
-
65
%
Input sample rate
All MCLK/LRCK ratios combined
(SSM) 256x, 384x, 512x, 768x, 1024x
(DSM) 128x, 192x, 256x, 384x, 512x
(QSM) 128x, 192x, 256x
Fs
30
84
170
-
216
54
108
216
kHz
External SCLK Mode
LRCK duty cycle
45
-
55
%
SCLK pulse width low
tsclkl
20
-
ns
SCLK pulse width high
tsclkh
20
-
ns
SCLK duty cycle
45
-
55
%
SCLK rising to LRCK edge delay
tslrd
20
-
ns
LRCK edge to SCLK rising delay
tslrs
20
-
ns
SDIN valid to SCLK rising setup time
tsdlrs
20
-
ns
SCLK rising to SDIN hold time
tsdh
20
-
ns
Internal SCLK Mode
LRCK duty cycle
--
SCLK period
tsclkw
--
ns
MCLK falling to LRCK edge
tmclkf
-ns
LRCK edge to SCLK rising
tsclkr
-
-ns
SDIN valid to SCLK rising setup time
tsdlrs
--
ns
SCLK rising to SDIN hold time
MCLK / LRCK = 1024, 512, 256, 128
tsdh
--
ns
MCLK / LRCK = 768, 384, 192
-
50%
1
2MCLK
----------------------------
50%
1
2MCLK
----------------------------
+
109
SCLK
----------------
109
4MCLK
---------------------------
109
4MCLK
---------------------------
109
512
Fs
-----------------------
10
+
109
512
Fs
-----------------------
15
+
109
384
Fs
-----------------------
15
+
t
sclkr
t
sclkw
2
-----------------
10
9
2MCLK
---------------------------t
mclkf
++
=
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