dsp56362 Freescale Semiconductor, Inc, dsp56362 Datasheet - Page 42
dsp56362
Manufacturer Part Number
dsp56362
Description
Dsp56362 24-bit Audio Digital Signal Processor
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.DSP56362.pdf
(152 pages)
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Manufacturer
Quantity
Price
Part Number:
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Manufacturer:
MOTOROLA/摩托罗拉
Quantity:
20 000
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External Memory Expansion Port (Port A)
3-16
No.
112 Previous RD deassertion to data active
113 RD deassertion time
114 WR deassertion time
115 Address valid to RD assertion
116 RD assertion pulse width
117 RD deassertion to address not valid
(write)
4
Table 3-8 SRAM Read and Write Accesses 100 and 120 MHz
Characteristics
DSP56362 Technical Data, Rev. 4
Symbol
(WS + 0.25) × T
1.25 × T
2.25 × T
3.25 × T
0.75 × T
1.75 × T
2.75 × T
0.25 × T
1.25 × T
2.25 × T
0.5 × T
2.5 × T
3.5 × T
0.5 × T
Expression
[1 ≤ WS ≤ 3]
[4 ≤ WS ≤ 7]
[1 ≤ WS ≤ 3]
[4 ≤ WS ≤ 7]
[2 ≤ WS ≤ 3]
[4 ≤ WS ≤ 7]
[1 ≤ WS ≤ 3]
[4 ≤ WS ≤ 7]
100 MHz:
100 MHz:
100 MHz:
100 MHz:
100 MHz:
[WS ≥ 8]
[WS ≥ 8]
[WS = 1]
[WS ≥ 8]
[WS ≥ 8]
T
C
− 2.0
C
C
C
C
C
C
C
C
C
C
C
C
C
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
− 2.0
− 2.0
− 2.0
C
2
−4.0
1
13.5
23.5
21.0
31.0
10.5
20.5
Min
3.5
1.0
6.0
1.0
8.5
0.5
—
—
—
100 MHz
(continued)
Max
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Freescale Semiconductor
14.7
23.1
10.6
18.9
16.8
25.2
16.7
Min
6.4
2.2
0.2
6.3
0.2
6.4
0.1
8.4
120 MHz
Max
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
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