DSPB56364FU100 Freescale Semiconductor, DSPB56364FU100 Datasheet - Page 49

• 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

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The number of wait states for out-of-page access is specified in the DCR.
The refresh period is specified in the DCR.
RD deassertion will always occur after CAS deassertion; therefore, the restricted timing is t
The asynchronous delays specified in the expressions are valid for DSP56364.
Either t
No.
RD assertion to RAS deassertion
RD assertion to data valid
RD deassertion to data not valid
WR assertion to data active
WR deassertion to data high impedance
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
RCH
Table 3-15 DRAM Out-of-Page and Refresh Timings, Eleven Wait States
or t
RRH
Table 3-16 DRAM Out-of-Page and Refresh Timings, Fifteen Wait States
must be satisfied for read cycles.
Characteristics
Characteristics
3
DSP56364 Technical Data, Rev. 4.1
3
3
Symbol
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
ROH
t
t
t
RAC
CAC
t
t
RAS
RSH
CSH
CAS
RCD
RAD
CRP
t
ASR
RAH
OFF
GA
GZ
RC
RP
CP
AA
11.5 × T
0.75 × T
8.25 × T
4.75 × T
6.25 × T
9.75 × T
6.25 × T
8.25 × T
4.75 × T
7.75 × T
6.25 × T
6.25 × T
2.75 × T
Expression
10 × T
External Memory Expansion Port (Port A)
5.5 × T
2.75 × T
Expression
3.5 × T
0.25 × T
16 × T
0.0
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
− 7.0
C
C
− 4.0
− 0.3
− 5.7
C
− 5.7
− 5.7
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
− 4.0
C
± 2
± 2
OFF
4
1, 2
and not t
111.0
(continued)
Min
0.0
7.2
160.0
—
—
58.5
93.5
58.5
78.5
43.5
33.0
25.5
73.5
58.5
58.5
23.5
Min
0.0
—
—
—
1, 2
GZ
.
Max
93.0
2.5
—
—
—
Max
76.8
41.8
49.3
37.0
29.5
—
—
—
—
—
—
—
—
—
—
—
Unit
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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