參數(shù)資料
型號: CDB4270
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): 20/48頁
文件大?。?/td> 730K
代理商: CDB4270
20
DS686A1
CS4270
SWITCHING CHARACTERISTICS - SPI CONTROL PORT
(Inputs: logic 0 = DGND, logic 1 = VLC)
19. t
spi
only needed before first falling edge of CS after RST rising edge. t
spi
= 0 at all other times.
20. Data must be held for sufficient time to bridge the transition time of CCLK.
21. For F
SCK
< 1 MHz
Parameter
Symbol
Min
Max
Unit
SPI Mode
CCLK Clock Frequency
RST Rising Edge to CS Falling
CCLK Edge to CS Falling
f
sclk
t
srs
t
spi
t
csh
t
css
t
scl
t
sch
t
dsu
t
dh
t
r2
t
f2
-
6
-
-
-
-
-
-
-
-
MHz
ns
ns
μs
ns
ns
ns
ns
ns
ns
ns
500
500
1.0
20
82
82
40
15
-
-
(
Note 19
)
CS High Time Between Transmissions
CS Falling to CCLK Edge
CCLK Low Time
CCLK High Time
CDIN to CCLK Rising Setup Time
CCLK Rising to DATA Hold Time
Rise Time of CCLK and CDIN
Fall Time of CCLK and CDIN
(
Note 20
)
(
Note 21
)
(
Note 21
)
100
100
tr2
tf2
t
dsu
t
dh
t
sch
tscl
CS
CCLK
CDIN
tcss
t
csh
tspi
tsrs
RST
Figure 9. SPI Control Port Timing
相關(guān)PDF資料
PDF描述
CDB4271 24-Bit, 192 kHz Stereo Audio CODEC
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CDB4271 功能描述:音頻 IC 開發(fā)工具 Eval Bd CS4271 RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V
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