ADSP-BF531WBBCZ-4A AD [Analog Devices], ADSP-BF531WBBCZ-4A Datasheet - Page 33

• Manufacturer Part Number: ADSP-BF531WBBCZ-4A
• Description: Blackfin Embedded Processor
• Manufacturer: AD [Analog Devices]

Table 23. Serial Ports—Enable and Three-State
1
Table 24. External Late Frame Sync
1
2
Parameter
Switching Characteristics
t
t
t
t
Referenced to drive edge.
Parameter
Switching Characteristics
t
t
MCE = 1, TFS enable and TFS valid follow t
If external RFS/TFS setup to RSCLK/TSCLK > t
DTENE
DDTTE
DTENI
DDTTI
DDTLFSE
DTENLFS
Data Delay from Late External TFS or External RFS with MCE = 1, MFD = 0
Data Enable from Late FS or MCE = 1, MFD = 0
Data Enable Delay from External TSCLK
Data Disable Delay from External TSCLK
Data Enable Delay from Internal TSCLK
Data Disable Delay from Internal TSCLK
DTENLFS
SCLKE
and t
/2, then t
DDTLFSE
.
DDTE
1
1
1
1
Rev. D | Page 33 of 60 | August 2006
/
I
and t
1,2
DTENE
/
I
apply; otherwise t
DDTLFSE
and t
1, 2
DTENLFS
apply.
ADSP-BF531/ADSP-BF532
V
Min
0
V
Min
0
2.0
DDEXT
DDEXT
= 1.8 V V
= 1.8 V V
Max
10.0
Max
10.0
3.0
Min
0
Min
0
2.0
DDEXT
DDEXT
= 2.5 V/3.3 V
= 2.5 V/3.3 V
Max
10.0
Max
10.0
3.0
Unit
ns
ns
ns
ns
Unit
ns
ns