參數資料
型號: DSP56366P
廠商: 飛思卡爾半導體(中國)有限公司
元件分類: 數字信號處理
英文描述: 24-Bit Audio Digital Signal Processor
中文描述: 24位音頻數字信號處理器
文件頁數: 51/110頁
文件大?。?/td> 1273K
代理商: DSP56366P
DSP56366 Technical Data, Rev. 3.1
Freescale Semiconductor
3-25
Figure 3-14 DRAM Out-of-Page Wait States Selection Guide
Table 3-13 DRAM Out-of-Page and Refresh Timings, Four Wait States
1, 2
No.
Characteristics
3
Symbol
Expression
20 MHz
4
30 MHz
4
Unit
Min
Max
Min
Max
157
Random read or write cycle time
t
RC
5
×
T
C
250.0
166.7
ns
158
RAS assertion to data valid (read)
t
RAC
2.75
×
T
C
7.5
130.0
84.2
ns
159
CAS assertion to data valid (read)
t
CAC
1.25
×
T
C
7.5
55.0
34.2
ns
160
Column address valid to data valid (read)
t
AA
1.5
×
T
C
7.5
67.5
42.5
ns
161
CAS deassertion to data not valid (read hold
time)
t
OFF
0.0
0.0
ns
162
RAS deassertion to RAS assertion
t
RP
1.75
×
T
C
4.0
83.5
54.3
ns
163
RAS assertion pulse width
t
RAS
3.25
×
T
C
4.0
158.5
104.3
ns
164
CAS assertion to RAS deassertion
t
RSH
1.75
×
T
C
4.0
83.5
54.3
ns
Chip Frequency
(MHz)
DRAM Type
(tRAC ns)
100
80
70
50
66
80
100
4 Wait States
8 Wait States
11 Wait States
15 Wait States
Notes This figure should be use for primary selection. For exact
and detailed timings see the following tables.
60
40
120
AA0475
相關PDF資料
PDF描述
DSP56366UM 24-Bit Audio Digital Signal Processor
DSP56367P 24-Bit Audio Digital Signal Processor
DSP56367UM 24-Bit Audio Digital Signal Processor
DSP56600 Implementing Viterbi Decoders Using the VSL Instruction on DSP Families
DSP56852E 16-bit Digital Signal Controllers
相關代理商/技術參數
參數描述
DSP56366UM 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:24-Bit Audio Digital Signal Processor
DSP56367 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Optoelectronic
DSP56367P 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:24-Bit Audio Digital Signal Processor
DSP56367UM 制造商:FREESCALE 制造商全稱:Freescale Semiconductor, Inc 功能描述:24-Bit Audio Digital Signal Processor
DSP56371 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:high density CMOS device