DSPB56364FU100 Freescale Semiconductor, DSPB56364FU100 Datasheet - Page 43

• Manufacturer Part Number: DSPB56364FU100
• Manufacturer: Freescale Semiconductor

Specifications of DSPB56364FU100

• Device Core Size: 24b
• Format: Fixed Point
• Clock Freq (max): 100MHz
• Mips: 100
• Device Input Clock Speed: 100MHz
• Ram Size: 9KB
• Program Memory Size: 24KB
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 3.14V
• Operating Supply Voltage (max): 3.46V
• Operating Temp Range: -40C to 105C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 100
• Package Type: LQFP
• Lead Free Status / Rohs Status: Not Compliant

Freescale Semiconductor
157
158
159
160
161
162
163
164
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
DRAM Type
(tRAC ns)
100
Characteristics
80
70
50
60
Table 3-13 DRAM Out-of-Page and Refresh Timings, Four Wait States
Figure 3-14 DRAM Out-of-Page Wait States Selection Guide
4 Wait States
8 Wait States
Note: This figure should be use for primary selection. For exact and
detailed timings see the following tables.
40
3
66
DSP56364 Technical Data, Rev. 4.1
80
Symbol
t
t
t
t
t
t
RAC
CAC
RSH
t
OFF
t
RAS
RC
AA
RP
100
11 Wait States
15 Wait States
120
2.75 × T
1.25 × T
1.75 × T
3.25 × T
1.75 × T
1.5 × T
Expression
5 × T
C
C
C
C
C
C
C
− 7.5
− 7.5
− 7.5
− 4.0
− 4.0
− 4.0
Chip Frequency
(MHz)
158.5
250.0
83.5
83.5
Min
0.0
External Memory Expansion Port (Port A)
—
—
—
20 MHz
130.0
67.5
Max
55.0
4
—
—
—
—
—
166.7
104.3
54.3
54.3
Min
0.0
—
—
—
1, 2
AA0475
30 MHz
Max
84.2
34.2
42.5
4
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
3-27