DSPD56367AG150 Freescale Semiconductor, DSPD56367AG150 Datasheet - Page 46

• Manufacturer Part Number: DSPD56367AG150
• Description: DSP Fixed-Point 24-Bit 150MHz 150MIPS 144-Pin LQFP Tray
• Manufacturer: Freescale Semiconductor

Specifications of DSPD56367AG150

• Package: 144LQFP
• Numeric And Arithmetic Format: Fixed-Point
• Maximum Speed: 150 MHz
• Ram Size: 69 KB
• Device Million Instructions Per Second: 150 MIPS

External Memory Expansion Port (Port A)
3-22
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
No.
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 assertion
RAS deassertion to WR assertion
CAS assertion to WR deassertion
RAS assertion to WR deassertion
WR assertion pulse width
WR assertion to RAS deassertion
WR assertion to CAS deassertion
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)
Table 3-11 DRAM Out-of-Page and Refresh Timings, Four Wait States
Characteristics
DSP56367 Technical Data, Rev. 2.1
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
WCH
WCR
WCS
RCD
RCH
RRH
t
RWL
CWL
DHR
CSH
CAS
RAD
CRP
t
ASR
RAH
ASC
CAH
t
RCS
t
t
CSR
RPC
RAL
WP
CP
AR
DS
DH
3.25 × T
2.75 × T
1.25 × T
2.25 × T
1.75 × T
1.75 × T
1.25 × T
0.25 × T
1.75 × T
3.25 × T
0.75 × T
0.25 × T
4.75 × T
4.25 × T
2.25 × T
1.75 × T
1.25 × T
1.5 × T
1.5 × T
4.5 × T
0.5 × T
1.25 × T
Expression
1.5 × T
2 × T
3 × T
3 × T
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
− 4.0
− 4.2
− 4.3
C
− 3.8
− 4.2
− 4.5
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
− 3.7
− 3.7
− 4.3
− 4.3
− 4.0
− 4.0
− 4.0
− 4.0
± 2
± 2
133.5
108.5
158.5
145.8
220.5
233.2
208.2
108.5
158.5
145.7
58.5
73.0
60.5
83.5
83.5
58.5
83.5
96.0
71.2
33.8
70.8
83.5
21.0
58.5
Min
8.5
8.8
20 MHz
Max
77.0
64.5
3
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1, 2
(continued)
Freescale Semiconductor
104.3
145.5
154.0
137.4
104.3
87.7
37.7
48.0
39.7
71.0
54.3
54.3
37.7
54.3
62.7
46.2
21.3
45.8
95.8
71.0
54.3
95.7
12.7
37.7
Min
4.3
4.6
30 MHz
52.0
43.7
Max
3
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns