DSP56301PW80B1 Freescale Semiconductor, DSP56301PW80B1 Datasheet - Page 47

• Manufacturer Part Number: DSP56301PW80B1
• Manufacturer: Freescale Semiconductor

Specifications of DSP56301PW80B1

• Device Core Size: 24b
• Format: Fixed Point
• Clock Freq (max): 80MHz
• Mips: 80
• Device Input Clock Speed: 80MHz
• Ram Size: 24KB
• Program Memory Size: Not RequiredKB
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 3.6V
• Operating Temp Range: -40C to 100C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 208
• Package Type: TQFP
• Lead Free Status / Rohs Status: Not Compliant

Freescale Semiconductor
No.
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
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
Table 2-12.
DRAM Type
(t
RAC
100
Figure 2-17.
80
70
50
Characteristics
60
ns)
DRAM Out-of-Page and Refresh Timings, Eight Wait States
4 Wait States
8 Wait States
Note:
40
DRAM Out-of-Page Wait States Selection Guide
3
DSP56301 Technical Data, Rev. 10
66
This figure should be used for primary selection. For
exact and detailed timings, see the following tables.
80
100
11 Wait States
15 Wait States
Symbol
120
t
t
t
t
t
t
t
t
t
t
t
t
RCD
RAC
CAC
t
OFF
t
RAS
RSH
CSH
CAS
RAD
CRP
t
ASR
RC
RP
CP
AA
4.75 × T
2.25 × T
3.25 × T
5.75 × T
3.25 × T
4.75 × T
2.25 × T
4.25 × T
2.75 × T
3.25 × T
Expression
1.75 × T
3 × T
2.5 × T
Chip Frequency
(MHz)
9 × T
C
C
C
C
C
C
C
C
C
C
C
− 6.5
C
C
C
− 6.5
− 6.5
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
− 6.0
− 4.0
± 2
± 2
AC Electrical Characteristics
1, 2
112.5
Min
36.6
67.9
36.6
55.4
24.1
29.3
19.9
49.1
28.4
36.6
0.0
—
—
—
80 MHz
Max
52.9
21.6
31.0
33.3
23.9
—
—
—
—
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
2-21