ADSP-BF531 Analog Devices, ADSP-BF531 Datasheet - Page 23
ADSP-BF531
Manufacturer Part Number
ADSP-BF531
Description
Blackfin Embedded Processor
Manufacturer
Analog Devices
Datasheet
1.ADSP-BF531.pdf
(56 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ADSP-BF531
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
ADSP-BF531SBB400
Manufacturer:
Analog Devices Inc
Quantity:
10 000
Company:
Part Number:
ADSP-BF531SBBC400
Manufacturer:
ADI
Quantity:
329
Company:
Part Number:
ADSP-BF531SBBC400
Manufacturer:
Analog Devices Inc
Quantity:
10 000
Part Number:
ADSP-BF531SBBC400
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
ADSP-BF531SBBCZ400
Manufacturer:
Analog Devices Inc
Quantity:
10 000
Part Number:
ADSP-BF531SBBCZ400
Manufacturer:
ADI
Quantity:
20 000
Company:
Part Number:
ADSP-BF531SBBZ400
Manufacturer:
HYDAI
Quantity:
50
Company:
Part Number:
ADSP-BF531SBBZ400
Manufacturer:
Analog Devices Inc
Quantity:
10 000
Part Number:
ADSP-BF531SBBZ400
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Part Number:
ADSP-BF531SBSTZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
ADSP-BF531SBSTZ400
Manufacturer:
AD
Quantity:
1 625
Asynchronous Memory Read Cycle Timing
Table 16. Asynchronous Memory Read Cycle Timing
1
Parameter
Timing Requirements
t
t
t
t
Switching Characteristics
t
t
Output pins include AMS3–0, ABE1–0, ADDR19–1, AOE, ARE.
SDAT
HDAT
SARDY
HARDY
DO
HO
CLKOUT
ADDR19–1
AMSx
ABE1–0
ARE
ARDY
AOE
DATA15–0
DATA15–0 Setup Before CLKOUT
DATA15–0 Hold After CLKOUT
ARDY Setup Before CLKOUT
ARDY Hold After CLKOUT
Output Delay After CLKOUT
Output Hold After CLKOUT
2 CYCLES
SETUP
t
DO
1
1
Figure 11. Asynchronous Memory Read Cycle Timing
PROGRAMMED READ ACCESS
t
DO
Rev. 0 | Page 23 of 56 | March 2004
4 CYCLES
t
SARDY
BE, ADDRESS
ADSP-BF531/ADSP-BF532/ADSP-BF533
t
HARDY
ACCESS EXTENDED
3 CYCLES
t
SARDY
t
Min
2.1
0.8
4.0
0.0
0.8
t
HO
SDAT
READ
t
HARDY
1 CYCLE
HOLD
t
Max
6.0
HDAT
t
HO
Unit
ns
ns
ns
ns
ns
ns