參數(shù)資料
型號: TDA7535
廠商: STMICROELECTRONICS
元件分類: DAC
英文描述: SERIAL INPUT LOADING, 20-BIT DAC, PDSO14
封裝: SOP-14
文件頁數(shù): 10/12頁
文件大?。?/td> 147K
代理商: TDA7535
TDA7535
I2S interface
7/12
3
I2S interface
Figure 3.
I2S interface diagram
Figure 4.
I2S timings
FSYNC
SDATA
SCK
32 * SCK
20 Bits
MSB
LSB
20 Bits
MSB
LSB
Left
Right
tsck
tsckpl
tsds
tlrw-
tsckph
tlrw+
tsdh
Valid
FSYNC
SDATA
SCK
Valid
tsckf
tsckr
Table 10.
Timing characteristics
Timing
Description
Min.
Max.
Unit
tsck
Clock cycle(1)
1/(64*Fs) - 150psRMS 1/(64*Fs) + 150psRMS
ns
tsckpl
SCK phase low
0.5*tsck - 1%
0.5*tsck +1%
ns
tsckph
SCK phase high
0.5*tsck - 1%
0.5*tsck +1%
ns
tlrw-
FSYNC switching time window before SCK falling
edge(2)
0
0.125*tsck-10
ns
tlrw+
FSYNC switching time window after SCK falling
edge(2))
0
0.125*tsck-10
ns
tsds
SDATA setup time
60
ns
tsdh
SDATA hold time
30
ns
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