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VTech Communications LTD.
R&D Department
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Ref. No.: 20191009 Version: 01 Date: 09 Oct, 2019 Page 23 of 33
Table 7-7 I²S slave mode timing (cont.)
Symbol
Parameter
Min
Typ
Max
Unit
tisu
SD_IN valid to SCK
high set-up time
20
–
–
ns
tih
SCK high to SD_IN
invalid hold time
2.5
–
–
ns
Figure 7-10 Digital audio interface slave timing
Table 7-8 Digital audio interface master timing
Symbol
Parameter
Min
Typ
Max
Unit
–
SCK Frequency
–
–
6.2
ns
–
WS Frequency
–
–
96
ns
Table 7-9 I²S master mode timing parameters, WS and SCK as outputs
Symbol
Parameter
Min
Typ
Max
Unit
tspd
SCK low to WS
valid delay time
–
–
39.27
ns
topd
SCK low to WS
valid delay time
–
–
18.44
ns