DSPB56366AG120 Freescale Semiconductor, DSPB56366AG120 Datasheet - Page 45

• Manufacturer Part Number: DSPB56366AG120
• Description: IC DSP 24BIT AUD 120MHZ 144-LQFP
• Manufacturer: Freescale Semiconductor
• Series: Symphony™r
• Type: Audio Processorr

Specifications of DSPB56366AG120

• Interface: Host Interface, I²C, SAI, SPI
• Clock Rate: 120MHz
• Non-volatile Memory: ROM (240 kB)
• On-chip Ram: 69kB
• Voltage - I/o: 3.30V
• Voltage - Core: 3.30V
• Operating Temperature: -40°C ~ 110°C
• Mounting Type: Surface Mount
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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Freescale Semiconductor
138 Last CAS deassertion to RAS deassertion
139 CAS deassertion pulse width
140 Column address valid to CAS assertion
141 CAS assertion to column address not valid
142 Last column address valid to RAS deassertion
143 WR deassertion to CAS assertion
144 CAS deassertion to WR assertion
145 CAS assertion to WR deassertion
146 WR assertion pulse width
147 Last WR assertion to RAS deassertion
148 WR assertion to CAS deassertion
149 Data valid to CAS assertion (write)
150 CAS assertion to data not valid (write)
151 WR assertion to CAS assertion
152 Last RD assertion to RAS deassertion
153 RD assertion to data valid
154 RD deassertion to data not valid
155 WR assertion to data active
156 WR deassertion to data high impedance
No.
The number of wait states for Page mode access is specified in the DCR.
The refresh period is specified in the DCR.
The asynchronous delays specified in the expressions are valid for DSP56366.
There are no DRAMs fast enough to fit to two wait states Page mode @ 100MHz (See
• BRW[1:0] = 00
• BRW[1:0] = 01
• BRW[1:0] = 10
• BRW[1:0] = 11
Table 3-10 DRAM Page Mode Timings, Two Wait States
Characteristics
7
DSP56366 Technical Data, Rev. 3.1
6
Symbol
t
t
t
t
t
t
t
t
t
t
t
WCH
t
WCS
CRP
t
CAH
RCS
RCH
RWL
CWL
t
t
ROH
t
t
ASC
RAL
WP
DH
GA
CP
DS
GZ
1.25 × T
1.75 × T
1.25 × T
2.75 × T
0.25 × T
0.25 × T
1.75 × T
1.75 × T
1.75 × T
0.75 × T
2.0 × T
3.5 × T
4.5 × T
6.5 × T
0.5 × T
1.5 × T
2.5 × T
2.5 × T
2.5 × T
Expression
3 × T
0.25 × T
T
T
C
C
− 4.0
− 4.3
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
− 4.0
− 6.0
− 6.0
− 6.0
− 6.0
− 3.7
− 4.2
− 4.5
− 4.3
− 4.0
− 4.0
− 4.0
− 3.8
− 4.3
− 3.7
− 3.0
− 4.0
− 7.5
− 6.5
− 0.3
C
5
1, 2, 3, 4
24.4
47.2
62.4
92.8
14.9
11.2
22.5
41.5
15.1
18.5
33.5
33.4
33.6
22.5
10.9
33.9
11.1
Min
3.9
0.1
0.0
—
—
—
—
Figure 3-11
66 MHz
(continued)
Max
19.0
3.8
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
)
19.0
37.8
50.3
75.3
11.6
17.9
33.5
11.8
14.6
26.8
26.8
27.0
17.9
27.3
Min
8.5
2.6
0.1
8.2
0.0
9.1
—
—
—
—
80 MHz
Max
15.4
3.1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
3-19