參數(shù)資料
型號(hào): CDB4220
廠商: Cirrus Logic, Inc.
元件分類: Codec
英文描述: 24-Bit Stereo Audio Codec with 3V Interface
中文描述: 24位立體聲音頻編解碼器接口為3V
文件頁(yè)數(shù): 8/32頁(yè)
文件大?。?/td> 770K
代理商: CDB4220
CS4220 CS4221
8
DS284PP3
SWITCHING CHARACTERISTICS - CONTROL PORT - SPI MODE (CS4221)
(T
A
= 25° C; VA, VD = 4.75 V - 5.25 V; Inputs: Logic 0 = DGND, Logic 1 = VD; C
L
= 30 pF)
Notes: 11.
Not tested but guaranteed by design.
t
spi
only needed before first falling edge of CS after RST rising edge. t
spi
= 0 at all other times.
Data must be held for sufficient time to bridge the transition time of CCLK.
For F
SCK
< 1 MHz.
12.
13.
14.
Parameter
Symbol
Min
Max
Unit
SPI Mode (SPI/I2C = 0)
CCLK Clock Frequency
f
sck
t
srs
t
spi
t
csh
t
css
t
scl
t
sch
t
dsu
t
dh
t
r2
t
f2
-
6
MHz
RST rising edge to CS falling
(Note 11)
41
-
μs
CCLK edge to CS falling
(Note 12)
500
-
ns
CS High Time between transmissions
1.0
-
μs
CS falling to CCLK edge
20
-
ns
CCLK Low Time
66
-
ns
CCLK High Time
66
-
ns
CDIN to CCLK rising setup time
40
-
ns
CCLK rising to DATA hold time
(Note 13)
15
-
ns
Rise time of CCLK and CDIN
(Note 14)
-
100
ns
Fall time of CCLK and CDIN
(Note 14)
-
100
ns
tr2
tf2
tdsu
tdh
tsch
tscl
CS
CCLK
CDIN
tcss
tcsh
tspi
tsrs
RST
Figure 2. SPI Control Port Timing
相關(guān)PDF資料
PDF描述
CDB4221 24-Bit Stereo Audio Codec with 3V Interface
CDB4222 20-Bit Stereo Audio Codec with Volume Control
CDB4224 24-Bit 105 dB Audio Codec with Volume Control
CDB4223 24-Bit 105 dB Audio Codec with Volume Control
CDB4225 Digital Audio Conversion System
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
CDB4221 制造商:CIRRUS 制造商全稱:Cirrus Logic 功能描述:24-Bit Stereo Audio Codec with 3V Interface
CDB4222 制造商:CIRRUS 制造商全稱:Cirrus Logic 功能描述:20-Bit Stereo Audio Codec with Volume Control
CDB4223 制造商:CIRRUS 制造商全稱:Cirrus Logic 功能描述:24-Bit 105 dB Audio Codec with Volume Control
CDB4224 制造商:CIRRUS 制造商全稱:Cirrus Logic 功能描述:24-Bit 105 dB Audio Codec with Volume Control
CDB4225 制造商:CIRRUS 制造商全稱:Cirrus Logic 功能描述:Digital Audio Conversion System