XCB56362PV100 Freescale Semiconductor, XCB56362PV100 Datasheet - Page 45
XCB56362PV100
Manufacturer Part Number
XCB56362PV100
Description
DSP Floating-Point 24-Bit 100MHz 100MIPS 144-Pin LQFP
Manufacturer
Freescale Semiconductor
Datasheet
1.DSPB56362AG120.pdf
(152 pages)
Specifications of XCB56362PV100
Package
144LQFP
Numeric And Arithmetic Format
Floating-Point
Maximum Speed
100 MHz
Ram Size
33 KB
Device Million Instructions Per Second
100 MIPS
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
XCB56362PV100
Manufacturer:
MOTOROLA/摩托罗拉
Quantity:
20 000
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No.
131 Page mode cycle time for two consecutive
132 CAS assertion to data valid (read)
133 Column address valid to data valid (read)
134 CAS deassertion to data not valid (read hold
135 Last CAS assertion to RAS deassertion
136 Previous CAS deassertion to RAS deassertion
accesses of the same direction
Page mode cycle time for mixed (read and write)
accesses.
time)
Table 3-9 DRAM Page Mode Timings, One Wait State (Low-Power Applications)
DRAM Type
(tRAC ns)
100
80
70
60
50
Characteristics
Figure 3-13 DRAM Page Mode Wait States Selection Guide
1 Wait States
2 Wait States
40
Note: This figure should be used for primary selection. For
66
DSP56362 Technical Data, Rev. 4
exact and detailed timings see the following tables.
80
Symbol
t
t
t
RHCP
t
RSH
t
CAC
t
OFF
PC
AA
100
0.75 × T
3 Wait States
4 Wait States
1.5 × T
Expression
2 × T
1.25 x Tc
T
120
2 × T
C
− 7.5
C
C
C
− 4.0
C
− 7.5
− 4.0
Chip Frequency
(MHz)
External Memory Expansion Port (Port A)
100.0
62.5
33.5
96.0
Min
0.0
—
—
20 MHz
Max
42.5
67.5
—
4
—
—
—
—
66.7
41.7
21.0
62.7
Min
0.0
AA0472
—
—
30 MHz 4
1, 2, 3
Max
25.8
42.5
—
—
—
—
—
Unit
3-19
ns
ns
ns
ns
ns
ns
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