adsp-bf548 Analog Devices, Inc., adsp-bf548 Datasheet - Page 54

• Manufacturer Part Number: adsp-bf548
• Description: Blackfin Embedded Processor
• Manufacturer: Analog Devices, Inc.

ADSP-BF542/ADSP-BF544/ADSP-BF547/ADSP-BF548/ADSP-BF549
Synchronous Burst AC Timing
Table 33
AC operations.
Table 33. Synchronous Burst AC Timing
Parameter
Timing Requirements
t
t
t
t
Switching Characteristics
t
t
NDS
NDH
NWS
NWH
NDO
NHO
and
Figure 25 on Page 54
ADDR19-1
DATA15-0
NR_ADV
NR_CLK
ABE1-0
NR_OE
AMSx
WAIT
DATA15-0 Setup Before NR_CLK
DATA15-0 Hold After NR_CLK
WAIT Setup Before NR_CLK
WAIT Hold After NR_CLK
Output Delay After NR_CLK
Output Hold After NR_CLK
AWE
t NDO
t NDO
describe Synchronous Burst
t NDO
t NDO
t NDO
t NDO
t NWS
A1
t NDS
Figure 25. Synchronous Burst AC Interface Timing
Rev. A | Page 54 of 88 | October 2008
D1
VALID
D2
t NDH
t NHO
t NDS
t NDO
D3
D4
t NDH
t NWH
t NHO
t NDO
Min
4.0
2.0
8.0
0.0
6.0
–3.0
Max
Unit
ns
ns
ns
ns
ns
ns