ADSP-BF538F_15 Datasheet, PDF (40/60 Pages) Analog Devices – Blackfin Embedded Processor

ADSP-BF538/ADSP-BF538F
Table 33. Serial Ports—Enable and Three-State
Parameter
Min
Switching Characteristics
t_DTENE
Data Enable Delay from External TSCLKx¹
0
t_DDTTE
Data Disable Delay from External TSCLKx^{1, 2, 3}
t_DTENI
Data Enable Delay from Internal TSCLKx¹
–2
t_DDTTI
Data Disable Delay from Internal TSCLKx^{1, 2, 3}
1 _{Referenced to drive edge.}
2 _{Applicable to multichannel mode only.}
3 _{TSCLKx is tied to RSCLKx.}
DRIVE EDGE
DRIVE EDGE
TSCLKx
t_DTENE/I
t_DDTTE/I
DTx
Figure 25. Serial Ports—Enable and Three-State
Max
10
3
Unit
ns
ns
ns
ns
Rev. E | Page 40 of 60 | November 2013