adsp-bf539bbcz-5f8 Analog Devices, Inc., adsp-bf539bbcz-5f8 Datasheet - Page 41

• Manufacturer Part Number: adsp-bf539bbcz-5f8
• Description: Blackfin Embedded Processor
• Manufacturer: Analog Devices, Inc.

Serial Ports Timing
Table 25
through
Table 25. Serial Ports—External Clock
1
2
Table 26. Serial Ports—Internal Clock
1
2
Table 27. Serial Ports—Enable and Three-State
1
Parameter
Timing Requirements
t
t
t
t
t
t
Switching Characteristics
t
t
t
t
Parameter
Timing Requirements
t
t
t
t
t
t
Switching Characteristics
t
t
t
t
t
Parameter
Switching Characteristics
t
t
t
t
Referenced to sample edge.
Referenced to drive edge.
Referenced to sample edge.
Referenced to drive edge.
Referenced to drive edge.
SFSE
HFSE
SDRE
HDRE
SCLKEW
SCLKE
DFSE
HOFSE
DDTE
HDTE
SFSI
HFSI
SDRI
HDRI
SCLKEW
SCLKE
DFSI
HOFSI
DDTI
HDTI
SCLKIW
DTENE
DDTTE
DTENI
DDTTI
Figure 24 on Page 43
through
Table 28 on Page 42
TFSx/RFSx Setup Before TSCLKx/RSCLKx (Externally Generated TFSx/RFSx)
TFSx/RFSx Hold After TSCLKx/RSCLKx (Externally Generated TFSx/RFSx)
Receive Data Setup Before RSCLKx
Receive Data Hold After RSCLKx
TSCLKx/RSCLKx Width
TSCLKx/RSCLKx Period
TFSx/RFSx Delay After TSCLKx/RSCLKx (Internally Generated TFSx/RFSx)
TFSx/RFSx Hold After TSCLKx/RSCLKx (Internally Generated TFSx/RFSx)
Transmit Data Delay After TSCLKx
Transmit Data Hold After TSCLKx
TFSx/RFSx Setup Before TSCLKx/RSCLKx (Externally Generated TFSx/RFSx)
TFSx/RFSx Hold After TSCLKx/RSCLKx (Externally Generated TFSx/RFSx)
Receive Data Setup Before RSCLKx
Receive Data Hold After RSCLKx
TSCLKx/RSCLKx Width
TSCLKx/RSCLKx Period
TFSx/RFSx Delay After TSCLKx/RSCLKx (Internally Generated TFSx/RFSx)
TFSx/RFSx Hold After TSCLKx/RSCLKx (Internally Generated TFSx/RFSx)
Transmit Data Delay After TSCLKx
Transmit Data Hold After TSCLKx
TSCLKx/RSCLKx Width
Data Enable Delay from External TSCLKx
Data Disable Delay from External TSCLKx
Data Enable Delay from Internal TSCLKx
Data Disable Delay from Internal TSCLKx
describe Serial Port operations.
and
Figure 23 on Page 42
Rev. A | Page 41 of 60 | February 2008
1
1
2
2
2
2
1
1
1
1
1
1
2
2
1
1
2
2
ADSP-BF539/ADSP-BF539F
1
1
Min
3.0
3.0
3.0
3.0
4.5
15.0
0.0
0.0
Min
8.0
–1.5
8.0
–1.5
4.5
15.0
–1.0
–2.0
4.5
Min
0
–2.0
Max
10.0
10.0
Max
3.0
3.0
Max
10.0
3.0
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Unit
ns
ns
ns
ns