參數(shù)資料
型號: CS43L22-CNZ
廠商: Cirrus Logic Inc
文件頁數(shù): 8/66頁
文件大?。?/td> 0K
描述: IC DAC W/HDPN & SPKR AMPS 40QFN
標準包裝: 50
位數(shù): 24
數(shù)據(jù)接口: 串行
轉(zhuǎn)換器數(shù)目: 1
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 40-VFQFN 裸露焊盤
供應商設(shè)備封裝: 40-QFN(6x6)
包裝: 托盤
輸出數(shù)目和類型: 2 電壓,單極
采樣率(每秒): 96k
產(chǎn)品目錄頁面: 756 (CN2011-ZH PDF)
配用: 598-1529-ND - BOARD EVAL FOR CS43L22
其它名稱: 598-1650
16
DS792F2
CS43L22
Confidential Draft
3/4/10
SWITCHING SPECIFICATIONS - SERIAL PORT
Inputs: Logic 0 = DGND; Logic 1 = VL.
11. After powering up the CS43L22, RESET should be held low after the power supplies and clocks are
settled.
12. See “Example System Clock Frequencies” on page 61 for typical MCLK frequencies.
Parameters
Symbol
Min
Max
Units
RESET pin Low Pulse Width
1-
ms
MCLK Frequency (Note 12)
MHz
MCLK Duty Cycle
45
55
%
Slave Mode
Sample Rate (LRCK)
Fs
kHz
LRCK Duty Cycle
45
55
%
SCLK Frequency
1/tP
-64Fs
Hz
SCLK Duty Cycle
45
55
%
LRCK Setup Time Before SCLK Rising Edge
ts(LK-SK)
40
-
ns
SDIN Setup Time Before SCLK Rising Edge
ts(SD-SK)
20
-
ns
SDIN Hold Time After SCLK Rising Edge
th
20
-
ns
Master Mode
Sample Rate (LRCK)
Fs
Hz
LRCK Duty Cycle
45
55
%
SCLK Frequency
SCLK=MCLK mode
1/tP
-
12.0000
MHz
MCLK=12.0000 MHz
1/tP
-68Fs
Hz
all other modes
1/tP
-64Fs
Hz
SCLK Duty Cycle
45
55
%
SDIN Setup Time Before SCLK Rising Edge
ts(SD-SK)
20
-
ns
SDIN Hold Time After SCLK Rising Edge
th
20
-
ns
//
ts(SD-SK)
MSB
MSB-1
LRCK
SCLK
SDIN
ts(LK-SK)
tP
th
Figure 3. Serial Audio Interface Timing
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