參數(shù)資料
型號(hào): ADSP-2184NKST-320
廠商: ANALOG DEVICES INC
元件分類: 數(shù)字信號(hào)處理
英文描述: DSP Microcomputer
中文描述: 24-BIT, 40 MHz, OTHER DSP, PQFP100
封裝: MS-026BED, LQFP-100
文件頁數(shù): 34/48頁
文件大?。?/td> 1571K
代理商: ADSP-2184NKST-320
ADSP-218xN Series
–34–
REV. 0
IDMA Write, Short Write Cycle
Table 22. IDMA Write, Short Write Cycle
Parameter
Timing Requirements:
t
IKW
t
IWP
t
IDSU
t
IDH
Switching Characteristic:
t
IKHW
Min
Max
Unit
IACK Low before Start of Write
1
Duration of Write
1,
2
IAD15–0 Data Setup before End of Write
2,
3,
4
IAD15–0 Data Hold after End of Write
2,
3,
4
0
10
3
2
ns
ns
ns
ns
Start of Write to IACK High
10
ns
1
Start of Write = IS Low and IWR Low.
2
End of Write = IS High or IWR High.
3
If Write Pulse ends before IACK Low, use specifications t
IDSU
, t
IDH
.
4
If Write Pulse ends after IACK Low, use specifications t
IKSU
, t
IKH
.
Figure 31. IDMA Write, Short Write Cycle
IAD15–0
DATA
t
IKHW
t
IKW
t
IDSU
IACK
t
IWP
t
IDH
IS
IWR
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