參數(shù)資料
型號: DSP56367P
廠商: 飛思卡爾半導體(中國)有限公司
元件分類: 數(shù)字信號處理
英文描述: 24-Bit Audio Digital Signal Processor
中文描述: 24位音頻數(shù)字信號處理器
文件頁數(shù): 31/100頁
文件大?。?/td> 1039K
代理商: DSP56367P
Reset, Stop, Mode Select, and Interrupt Timing
DSP56367 Technical Data, Rev. 2.1
Freescale Semiconductor
3-7
3.9
Reset, Stop, Mode Select, and Interrupt Timing
Table 3-7 Reset, Stop, Mode Select, and Interrupt Timing
1
No.
Characteristics
Expression
Min
Max
Unit
8
Delay from RESET assertion to all pins at reset value
2
26.0
ns
9
Required RESET duration
3
Power on, external clock generator, PLL disabled
Power on, external clock generator, PLL enabled
Power on, Internal oscillator
During STOP, XTAL disabled
During STOP, XTAL enabled
During normal operation
50
×
ET
C
1000
×
ET
C
75000
×
ET
C
75000
×
ET
C
2.5
×
T
C
2.5
×
T
C
333.4
6.7
500
500
16.7
16.7
ns
μ
s
μ
s
μ
s
ns
ns
10
Delay from asynchronous RESET deassertion to first
external address output (internal reset deassertion)
4
Minimum
Maximum
3.25
×
TC + 2.0
20.25
×
TC + 10
23.7
145.0
ns
11
Syn reset setup time from RESET
Maximum
T
C
6.7
ns
12
Syn reset deassert delay time
Minimum
Maximum
3.25
×
T
C
+ 1.0
20.25
×
T
C
+ 5.0
22.7
140.0
ns
13
Mode select setup time
30.0
ns
14
Mode select hold time
0.0
ns
15
Minimum edge-triggered interrupt request assertion width
4.4
ns
16
Minimum edge-triggered interrupt request deassertion width
4.4
ns
17
Delay from IRQA, IRQB, IRQC, IRQD, NMI assertion to
external memory access address out valid
Caused by first interrupt instruction fetch
Caused by first interrupt instruction execution
4.25
×
T
C
+ 2.0
7.25
×
T
C
+ 2.0
30.3
50.3
ns
18
Delay from IRQA, IRQB, IRQC, IRQD, NMI assertion to
general-purpose transfer output valid caused by first interrupt
instruction execution
10
×
T
C
+ 5.0
71.7
ns
19
Delay from address output valid caused by first interrupt
instruction execute to interrupt request deassertion for level
sensitive fast interrupts
5, 6, 7
(WS + 3.75)
×
T
C
– 10.94
Note 8
ns
20
Delay from RD assertion to interrupt request deassertion for
level sensitive fast interrupts
5, 6, 7
(WS + 3.25)
×
T
C
– 10.94
Note 8
ns
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