參數(shù)資料
型號: ADSP-2162KS-40
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, 10.24 MHz, OTHER DSP, PQFP80
封裝: METRIC, PLASTIC, QFP-80
文件頁數(shù): 32/39頁
文件大?。?/td> 243K
代理商: ADSP-2162KS-40
REV. 0
ADSP-216x
–32–
TIMING PARAMETERS (ADSP-2162/ADSP-2164/ADSP-2166)
MEMORY READ
10.24 MHz
Min
13.0 MHz
Min
16.67 MHz
Min
Frequency Dependency
Min
Parameter
Max
Max
Max
Max
Unit
Timing Requirements:
t
RDD
RD
Low to Data Valid
t
AA
A0–A13,
PMS
,
DMS
,
BMS
to
Data Valid
t
RDH
Data Hold from
RD
High
Switching Characteristics:
t
RP
RD
Pulsewidth
t
CRD
CLKOUT High to
RD
Low
t
ASR
A0–A13,
PMS
,
DMS
,
BMS
Setup Before
RD
Low
t
RDA
A0–A13,
PMS
,
DMS
,
BMS
Hold After
RD
Deasserted
t
RWR
RD
High to
RD
or
WR
Low
33.8
23.5
15
0.5t
CK
– 15 + w
ns
49.2
33.7
21
0.75t
CK
– 24 + w
ns
ns
0
0
0
0
43.8
19.4
33.25
14.2
25
10.0
0.5t
CK
– 5 + w
0.25t
CK
– 5
ns
ns
34.4
29.2
25.0
0.25t
CK
+ 10
12.4
7.2
3.0
0.25t
CK
– 12
ns
14.4
38.8
9.2
28.5
5.0
20.0
0.25t
CK
– 10
0.5t
CK
– 10
ns
ns
w = wait states
×
t
CK.
CLKOUT
A0–A13
D
t
RDA
t
RWR
t
RP
t
ASR
t
CRD
t
RDD
t
AA
t
RDH
DMS
,
PMS
,
BMS
RD
WR
Figure 30. Memory Read
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