DSPB56364FU100 Freescale Semiconductor, DSPB56364FU100 Datasheet - Page 34

• 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

External Memory Expansion Port (Port A)
3-18
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
No.
Table 3-9 DRAM Page Mode Timings, One Wait State (Low-Power Applications)
CAS deassertion to data not valid
(read hold time)
Last CAS assertion to RAS
deassertion
Previous CAS deassertion to RAS
deassertion
CAS assertion pulse width
Last CAS deassertion to RAS
deassertion
BRW[1:0] = 00
CAS deassertion pulse width
Column address valid to CAS
assertion
CAS assertion to column address not
valid
Last column address valid to RAS
deassertion
WR deassertion to CAS assertion
CAS deassertion to WR assertion
CAS assertion to WR deassertion
WR assertion pulse widt
Last WR assertion to RAS deassertion
WR assertion to CAS deassertion
Data valid to CAS assertion (Write)
CAS assertion to data not valid (write)
WR assertion to CAS assertion
• BRW[1:0] = 01
• BRW[1:0] = 10
• BRW[1:0] = 11
Characteristics
5
h
DSP56364 Technical Data, Rev. 4.1
Symbol
t
t
t
t
RHCP
t
t
t
t
t
t
t
t
t
t
WCH
t
WCS
RCH
RWL
CWL
t
OFF
RSH
CAS
CRP
t
ASC
CAH
RAL
RCS
t
WP
CP
DS
DH
6.25 × T
0.75 × T
0.75 × T
1.75 × T
3.25 × T
4.25 × T
0.75 × T
0.75 × T
0.25 × T
1.75 × T
1.75 × T
0.25 × T
0.75 × T
0.5 × T
0.5 × T
0.5 × T
1.5 × T
Expression
2 × T
2 × T
T
C
C
C
− 4.3
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
− 4.0
− 4.0
− 4.0
− 4.0
− 4.2
− 4.5
− 4.0
− 4.0
− 6.0
− 6.0
− 6.0
– 6.0
− 4.0
− 3.8
− 3.7
− 4.3
− 4.3
− 4.0
− 4.0
156.5
206.5
306.5
33.5
96.0
33.5
81.5
21.0
21.0
33.5
96.0
33.7
20.8
70.5
83.2
83.2
33.5
45.7
Min
0.0
8.8
8.5
20 MHz
Max
4
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1, 2, 3
102.2
135.5
202.1
Freescale Semiconductor
21.0
62.7
21.0
52.3
21.0
62.7
21.2
54.0
54.0
21.0
12.7
12.7
12.5
45.5
29.0
Min
0.0
4.6
4.3
30 MHz
(continued)
Max
4
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns