DSP56364D Motorola Inc, DSP56364D Datasheet - Page 57

• Manufacturer Part Number: DSP56364D
• Description: 24-Bit Audio Digital Signal Processor
• Manufacturer: Motorola Inc

MOTOROLA
No.
178
179
180
181
182
183
184
185
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191
192
Table 2-14 DRAM Out-of-Page and Refresh Timings, Eight Wait States
CAS deassertion to WR
assertion
RAS deassertion to WR
assertion
CAS assertion to WR deas-
sertion
RAS assertion to WR deas-
sertion
WR assertion pulse width
WR assertion to RAS deas-
sertion
WR assertion to CAS deas-
sertion
Data valid to CAS assertion
(write)
CAS assertion to data not
valid (write)
RAS assertion to data not
valid (write)
WR assertion to CAS
assertion
CAS assertion to RAS
assertion (refresh)
RAS deassertion to CAS
assertion (refresh)
RD assertion to RAS deas-
sertion
RD assertion to data valid
Characteristics
Freescale Semiconductor, Inc.
4
For More Information On This Product,
5
5
DSP56364 Advance Information
Symbol
t
t
t
t
t
t
t
t
t
t
t
WCH
WCR
t
RWL
CWL
WCS
ROH
RCH
RRH
t
t
DHR
CSR
RPC
t
Go to: www.freescale.com
WP
DH
GA
DS
1.25
0.25
0.25
8.75
7.75
4.75
3.25
5.75
1.75
5.5
8.5
5.5
1.5
8.5
7.5
7.5
Expression
3
T
T
T
T
T
T
T
T
C
T
T
T
T
T
T
T
T
T
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
External Memory Expansion Port (Port A)
4.2
4.2
4.5
4.3
4.0
4.0
7.5
6.5
3.7
3.7
3.0
4.3
4.3
4.0
4.0
4.0
4.0
3
124.3
128.3
113.1
124.8
15.2
41.3
79.1
68.0
45.2
83.1
79.0
18.7
22.5
Min
0.1
—
—
—
66 MHz
106.1
Max
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
101.8
105.1
102.3
11.9
33.3
64.6
92.6
55.4
36.6
67.9
64.5
14.8
17.9
Min
0.1
—
—
—
1, 2
80 MHz
Specifications
(continued)
Max
87.3
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
2-37
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns