參數(shù)資料
型號： CDB4272
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)： 21/53頁
文件大?。?/td> 1200K
代理商： CDB4272
CS4272
DS593F1
21
SWITCHING CHARACTERISTICS - I2C MODE CONTROL PORT
(Inputs: logic 0 = AGND, logic 1 = VL)
Notes: 23.
Data must be held for sufficient time to bridge the 300 ns transition time of SCL.
Parameter
Symbol
Min
Max
Unit
I2C 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 23)
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
t
hdst
t
low
t
r
t
f
t
hdd
thigh
t
sud
t
sust
t
susp
Stop
Start
Start
Stop
Repeated
SDA
SCL
t
irs
RST
Figure 6. I2C Mode Control Port Timing
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