dsp56362 Freescale Semiconductor, Inc, dsp56362 Datasheet - Page 42

• Manufacturer Part Number: dsp56362
• Description: Dsp56362 24-bit Audio Digital Signal Processor
• Manufacturer: Freescale Semiconductor, Inc

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