DSP56364D Motorola Inc, DSP56364D Datasheet - Page 61

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

MOTOROLA
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
No.
Random read or write cycle time
RAS assertion to data valid (read)
CAS assertion to data valid (read)
Column address valid to data valid (read)
CAS deassertion to data not valid (read hold
time)
RAS deassertion to RAS assertion
RAS assertion pulse width
CAS assertion to RAS deassertion
RAS assertion to CAS deassertion
CAS assertion pulse width
RAS assertion to CAS assertion
RAS assertion to column address valid
CAS deassertion to RAS assertion
CAS deassertion pulse width
Row address valid to RAS assertion
RAS assertion to row address not valid
Column address valid to CAS assertion
CAS assertion to column address not valid
RAS assertion to column address not valid
Column address valid to RAS deassertion
WR deassertion to CAS assertion
CAS deassertion to WR
RAS deassertion to WR
Table 2-16 DRAM Out-of-Page and Refresh Timings, Fifteen Wait States
Characteristics
Freescale Semiconductor, Inc.
For More Information On This Product,
5
5
assertion
assertion
DSP56364 Advance Information
3
Go to: www.freescale.com
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
External Memory Expansion Port (Port A)
t
RAC
CAC
t
t
RAS
RSH
CSH
CAS
RCD
RAD
CRP
t
ASR
RAH
ASC
CAH
t
RCS
RCH
RRH
OFF
RAL
RC
RP
CP
AR
AA
8.25
4.75
6.25
9.75
6.25
8.25
4.75
7.75
6.25
6.25
2.75
0.75
6.25
9.75
1.75
0.25
5.5
2.75
Expression
3.5
7
5
16
T
T
0.0
T
C
C
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
C
T
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
T
C
C
4.0
3.8
5.7
5.7
5.7
4.0
4.0
4.0
4.0
4.0
4.0
4.0
4.0
4.0
4.0
4.0
4.0
3.7
2.0
2
2
160.0
58.5
93.5
58.5
78.5
43.5
33.0
25.5
73.5
58.5
58.5
23.5
58.5
93.5
66.0
46.2
13.8
Min
0.0
3.5
0.5
—
—
—
Specifications
1, 2
Max
76.8
41.8
49.3
37.0
29.5
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
2-41
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns