參數(shù)資料
型號(hào): CDB4382A
廠商: Cirrus Logic, Inc.
英文描述: 114 dB, 192 kHz 8-channel D/A Converter
中文描述: 114分貝192千赫8通道D / A轉(zhuǎn)換
文件頁(yè)數(shù): 17/47頁(yè)
文件大?。?/td> 685K
代理商: CDB4382A
DS618PP1
17
CS4382A
SWITCHING CHARACTERISTICS - CONTROL PORT - SPI
FORMAT
(Inputs: Logic 0 = GND, Logic 1 = VLC, C
L
= 30 pF)
Notes:
17.
t
spi
only needed before first falling edge of CS after RST rising edge. t
spi
= 0 at all other times.
18.
Data must be held for sufficient time to bridge the transition time of CCLK.
19.
For F
SCK
< 1 MHz.
Parameter
Symbol
f
sclk
t
srs
t
spi
Min
-
500
500
Max
6
-
-
Unit
MHz
ns
ns
CCLK Clock Frequency
RST Rising Edge to CS Falling
CCLK Edge to CS Falling
(Note 17)
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
(Note 18)
Rise Time of CCLK and CDIN
(Note 19)
Fall Time of CCLK and CDIN
(Note 19)
t
csh
t
css
t
scl
t
sch
t
dsu
t
dh
1.0
20
66
66
40
15
-
-
-
-
-
-
μs
ns
ns
ns
ns
ns
t
r2
-
100
ns
t
f2
-
100
ns
tr2
tf2
tdsut
dh
t
sch
tscl
CS
CCLK
CDIN
tcss
t
csh
tspi
tsrs
RST
Figure 4. Control Port Timing - SPI Format
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