dsp56362 Freescale Semiconductor, Inc, dsp56362 Datasheet - Page 41
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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Quantity
Price
Part Number:
dsp56362PV100
Manufacturer:
MOTOROLA/摩托罗拉
Quantity:
20 000
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Freescale Semiconductor
No.
104 Address and AA valid to input data valid
105 RD assertion to input data valid
106 RD deassertion to data not valid (data hold
107 Address valid to WR deassertion
108 Data valid to WR deassertion (data setup
109 Data hold time from WR deassertion
110 WR assertion to data active
111 WR deassertion to data high impedance
time)
time)
Table 3-8 SRAM Read and Write Accesses 100 and 120 MHz
Characteristics
4
3
DSP56362 Technical Data, Rev. 4
4
t
Symbol
DS
t
AA
t
t
t
OHZ
t
AW
OE
DH
, t
(t
DW
AC
)
(WS + 0.75) × T
(WS + 0.25) × T
(WS + 0.75) × T
(WS − 0.25) × T
−0.25 × T
0.25 × T
1.25 × T
2.25 × T
0.25 × T
1.25 × T
2.25 × T
0.75 × T
0.25 × T
Expression
[1 ≤ WS ≤ 3]
[4 ≤ WS ≤ 7]
[2 ≤ WS ≤ 3]
[1 ≤ WS ≤ 3]
[4 ≤ WS ≤ 7]
100 MHz:
100 MHz:
100 MHz:
100 MHz:
[WS ≥ 1]
[WS ≥ 1]
[WS ≥ 1]
[WS ≥ 1]
[WS ≥ 8]
[WS = 1]
[WS ≥ 4]
[WS ≥ 8]
C
C
C
C
C
C
C
C
C
+ 0.2
+ 0.2
+ 0.2
− 2.0
− 2.0
− 2.0
− 3.7
− 3.7
− 3.7
External Memory Expansion Port (Port A)
C
C
C
C
2
− 7.0
− 7.0
− 4.0
− 3.0
1
13.5
10.5
20.5
Min
0.0
4.5
0.5
—
—
—
—
—
—
—
—
100 MHz
(continued)
Max
10.5
5.5
—
—
—
—
—
—
—
—
—
—
—
—
10.6
16.7
Min
0.0
3.2
0.1
8.4
2.5
0.0
0.0
—
—
—
—
120 MHz
Max
10.6
18.9
7.6
3.4
2.3
—
—
—
—
—
—
—
—
—
Unit
3-15
ns
ns
ns
ns
ns
ns
ns
ns
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