参数资料
型号: CS4222
厂商: Cirrus Logic, Inc.
元件分类: Codec
英文描述: 20-Bit Stereo Audio Codec with Volume Control
中文描述: 20带有音量位立体声音频编解码器控制
文件页数: 5/26页
文件大小: 580K
代理商: CS4222
SWITCHING CHARACTERISTICS - CONTROL PORT
(T
A
= 25
°
C VD, VA = 5V
±
5%; Inputs: logic 0 = DGND, logic 1 = VD, C
L
= 30pF)
Parameter
Symbol
Min
Max
Units
SPI Mode
(SPI/I
2
C = 0)
CCLK Clock Frequency
RST rising edge to CS falling
CCLK edge to CS falling
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
Notes:
9. t
spi
only needed before first falling edge of CS after RST rising edge.
t
spi
= 0 at all other times.
10. Data must be held for sufficient time to bridge the transition time of CCLK.
11. For F
SCK
< 1 MHz
f
sck
t
srs
t
spi
t
csh
t
css
t
scl
t
sch
t
dsu
t
dh
t
r2
t
f2
-
6
-
-
-
-
-
-
-
-
MHz
ns
ns
μ
s
ns
ns
ns
ns
ns
ns
ns
500
500
1.0
20
66
66
40
15
-
-
(Note 9)
(Note 10)
(Note 11)
(Note 11)
100
100
tr2
tf2
t
dsu
t
dh
t
sch
tscl
CS
CCLK
CDIN
tcss
t
csh
tspi
tsrs
RST
CS4222
DS236PP3
5
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