參數(shù)資料
型號: ADSP-BF548BBCZ-5A
廠商: ANALOG DEVICES INC
元件分類: 數(shù)字信號處理
英文描述: 533 MHz Blackfin Embedded Processor: ADSP-BF548BBCZ-5A Temp Range: –40°C to +85°C Package: 400-Ball CSP_BGA BC-400-1
中文描述: 16-BIT, 50 MHz, OTHER DSP, PBGA400
封裝: 17 X 17 MM, ROHS COMPLIANT, CSBGA-400
文件頁數(shù): 53/100頁
文件大小: 3095K
代理商: ADSP-BF548BBCZ-5A
Rev. D
|
Page 56 of 100
|
May 2011
ADSP-BF542/ADSP-BF544/ADSP-BF547/ADSP-BF548/ADSP-BF549
Synchronous Burst AC Timing
Table 37 and Figure 28 on Page 56 describe Synchronous Burst
AC operations.
Table 37. Synchronous Burst AC Timing
Parameter
Min
Max
Unit
Timing Requirements
tNDS
DATA15-0 Setup Before NR_CLK
4.0
ns
tNDH
DATA15-0 Hold After NR_CLK
2.0
ns
tNWS
WAIT Setup Before NR_CLK
8.0
ns
tNWH
WAIT Hold After NR_CLK
0.0
ns
Switching Characteristics
tNDO
AMSx, ABE1-0, ADDR19-1, NR_ADV, NR_OE Output Delay After NR_CLK
6.0
ns
tNHO
ABE1-0, ADDR19-1 Output Hold After NR_CLK
–3.0
ns
Figure 28. Synchronous Burst AC Interface Timing
tNDO
tNDO
tNDO
tNWS
tNWH
tNDO
tNHO
tNDH
tNDH
tNDS
tNDS
tNDO
tNHO
Dn
Dn+1
Dn+2
Dn+3
AMSx
NR_CLK
ABE1-0
ADDR19-1
DATA15-0
NR_ADV
NR_OE
WAIT
NOTE: NR_CLK dotted line represents a free running version of NR_CLK that is not visible on the NR_CLK pin.
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