參數(shù)資料
型號: ADSP-2166BS-52
廠商: ANALOG DEVICES INC
元件分類: 數(shù)字信號處理
英文描述: DSP Microcomputers with ROM
中文描述: 24-BIT, 13 MHz, OTHER DSP, PQFP80
封裝: PLASTIC, MQFP-80
文件頁數(shù): 33/39頁
文件大?。?/td> 243K
代理商: ADSP-2166BS-52
REV. 0
ADSP-216x
–33–
TIMING PARAMETERS (ADSP-2162/ADSP-2164/ADSP-2166)
MEMORY WRITE
Frequency
Dependency
Min
10.24 MHz
Min
13.0 MHz
Min
16.67 MHz
Min
Parameter
Max
Max
Max
Max
Unit
Switching Characteristics:
t
DW
Data Setup Before
WR
High
t
DH
Data Hold After
WR
High
t
WP
WR
Pulsewidth
t
WDE
WR
Low to Data Enabled
t
ASW
A0–A13,
DMS
,
DMS
Setup
Before
WR
Low
t
DDR
Data Disable Before
WR
or
RD
Low
t
CWR
CLKOUT High to
WR
Low
t
AW
A0–A13,
DMS
,
PMS
, Setup
Before
WR
Deasserted
t
WRA
A0–A13,
DMS
,
PMS
Hold
After
WR
Deasserted
t
WWR
WR
High to
RD
or
WR
Low
38.8
14.4
43.8
0
28.25
9.2
33.25
0
20
5.0
25
0
0.5t
CK
– 10 + w
0.25t
CK
– 10
0.5t
CK
– 5 + w
0
ns
ns
ns
12.4
7.2
3.0
0.25t
CK
– 12
ns
14.4
19.4
9.2
14.2
5.0
10.0
0.25t
CK
– 10
0.25t
CK
– 5
ns
ns
34.4
29.2
25.0
0.25t
CK
+ 10
58.2
42.7
30
0.75t
CK
– 15 + w
ns
14.4
38.8
9.2
28.25
5.0
20
0.25t
CK
– 10
0.5t
CK
– 10
ns
ns
w = wait states
×
t
CK.
CLKOUT
A0–A13
D
t
WP
t
AW
t
CWR
t
DH
t
WDE
t
DW
t
ASW
t
WWR
t
WRA
t
DDR
DMS
,
PMS
,
BMS
RD
WR
Figure 31. Memory Write
相關(guān)PDF資料
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