DSPD56367AG150 Freescale Semiconductor, DSPD56367AG150 Datasheet - Page 53

• Manufacturer Part Number: DSPD56367AG150
• Description: DSP Fixed-Point 24-Bit 150MHz 150MIPS 144-Pin LQFP Tray
• Manufacturer: Freescale Semiconductor

Specifications of DSPD56367AG150

• Package: 144LQFP
• Numeric And Arithmetic Format: Fixed-Point
• Maximum Speed: 150 MHz
• Ram Size: 69 KB
• Device Million Instructions Per Second: 150 MIPS

3.10.3
Freescale Semiconductor
1
2
3
250
251
Bit 13 in the OMR register must be set to enter Asynchronous Arbitration mode.
If Asynchronous Arbitration mode is active, none of the timings in
In order to guarantee timings 250, and 251, it is recommended to assert BG inputs to different 56300 devices (on the same
bus) in a non overlap manner as shown in
No.
BB assertion window from BG input negation.
Delay from BB assertion to BG assertion
RAS
CAS
WR
Arbitration Timings
Characteristics
Table 3-14 Asynchronous Bus Arbitration Timing
177
190
170
162
189
Figure 3-17 DRAM Refresh Access
DSP56367 Technical Data, Rev. 2.1
Figure 3-18
157
.
163
165
Table 3-14
Expression
2 .5* Tc + 5
2 * Tc + 5
External Memory Expansion Port (Port A)
is required.
1, 2, 3
18.3
Min
162
—
150 MHz
Max
21.7
AA0478
—
Unit
ns
ns
3-29