Data Sheet

Thundercomm TurboX C40x SOM Datasheet
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Table 3-13. I2S interface timing characteristics
Parameter Description Min Typical Max Units
Using internal SCK
F Frequency. Load capacitance is between 10 and 40pF. 12.288 MHz
T Clock period. Load capacitance is between 10 and 40pF. 81.380 - - ns
t(HC) Clock high. Load capacitance is between 10 and 40pF. 0.45 x T 0.55 x T ns
t(LC) Clock low. Load capacitance is between 10 and 40pF. 0.45 x T 0.55 x T ns
t(sr)
SD and WS input setup time. Load capacitance is
between 10 and 40pF.
16.276 - - ns
t(hr)
SD and WS input hold time. Load capacitance is between
10 and 40pF.
0 - - ns
t(dtr)
SD and WS output delay. Load capacitance is between
10 and 40pF.
- - 65.100 ns
t(htr)
SD and WS output hold time. Load capacitance is
between 10 and 40pF.
0 - - ns
Using external SCK
F Frequency. Load capacitance is between 10 and 40pF. 12.288 MHz
T Clock period. Load capacitance is between 10 and 40pF. 81.380 - - ns
t(HC) Clock high. Load capacitance is between 10 and 40pF. 0.45 x T 0.55 x T ns
t(LC) Clock low. Load capacitance is between 10 and 40pF. 0.45 x T 0.55 x T ns
t(sr)
SD and WS input setup time. Load capacitance is
between 10 and 40pF.
16.276 - - ns
t(hr)
SD and WS input hold time. Load capacitance is between
10 and 40pF.
0 - - ns
t(dtr)
SD and WS output delay. Load capacitance is between
10 and 40pF.
- - 65.100 ns
t(htr)
SD and WS output hold time. Load capacitance is
between 10 and 40pF.
0 - - ns
Table 3-14. I2S interface frequencies
Interface Frequency achieved
I2S1 24.57 MHz
I2S2 12.288 MHz
I2S3A 12.288 MHz
I2S3B 12.288 MHz
I2S5 24.57 MHz
I2S6 12.288 MHz
nicholas.wang_thundercomm.com
2022-07-21 2:34:47 AM CST