參數(shù)資料
型號: CDB391A
廠商: Cirrus Logic, Inc.
英文描述: 24-BIT, 192 kHz STEREO DAC WITH VOLUME CONTROL
中文描述: 24位192千赫立體聲DAC控制音量
文件頁數(shù): 11/40頁
文件大?。?/td> 748K
代理商: CDB391A
CS4391A
DS600PP3
11
SWITCHING CHARACTERISTICS - I
2
C CONTROL PORT
(Inputs: logic 0 = AGND,
logic 1 = VL)
Notes: 7.
Data must be held for sufficient time to bridge the 300 ns transition time of SCL.
Parameter
Symbol
Min
Max
Unit
I
2
C
Mode
SCL Clock Frequency
f
scl
t
irs
t
buf
t
hdst
t
low
t
high
t
sust
t
hdd
t
sud
t
r
t
f
t
susp
-
100
KHz
RST Rising Edge to Start
500
-
ns
Bus Free Time Between Transmissions
4.7
-
μs
Start Condition Hold Time (prior to first clock pulse)
4.0
-
μs
Clock Low time
4.7
-
μs
Clock High Time
4.0
-
μs
Setup Time for Repeated Start Condition
4.7
-
μs
SDA Hold Time from SCL Falling
(Note 7)
0
-
μs
SDA Setup time to SCL Rising
250
-
ns
Rise Time of Both SDA and SCL Lines
-
1
μs
Fall Time of Both SDA and SCL Lines
-
300
ns
Setup Time for Stop Condition
4.7
-
μs
t
buf
thdst
thdst
tlow
t
r
t
f
thdd
thigh
tsud
t
sust
tsusp
Stop
Start
Start
Stop
Repeated
SDA
SCL
tirs
RST
Figure 3. I
2
C Control Port Timing
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