DSP56301PW100 Freescale Semiconductor, DSP56301PW100 Datasheet - Page 58
DSP56301PW100
Manufacturer Part Number
DSP56301PW100
Description
IC DSP 24BIT FIXED-POINT 208LQFP
Manufacturer
Freescale Semiconductor
Series
DSP563xxr
Type
Fixed Pointr
Datasheet
1.DSP56301VF100.pdf
(124 pages)
Specifications of DSP56301PW100
Interface
Host Interface, SSI, SCI
Clock Rate
100MHz
Non-volatile Memory
ROM (9 kB)
On-chip Ram
24kB
Voltage - I/o
3.30V
Voltage - Core
3.30V
Operating Temperature
-40°C ~ 100°C
Mounting Type
Surface Mount
Package / Case
208-LQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DSP56301PW100
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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Specifications
2.5.5.5 Asynchronous Bus Arbitrations Timings
2-32
Notes:
No.
250
251
BB assertion window from BG input deassertion
Delay from BB assertion to BG assertion
1.
2.
3.
4.
Note: Address lines A[0–23] hold their state after a read or write operation. AA[0–3] do not hold their
state after a read or write operation.
Bit 13 in the Operating Mode Register must be set to enter Asynchronous Arbitration mode.
Asynchronous Arbitration mode is recommended for operation at 100 MHz.
If Asynchronous Arbitration mode is active, none of the timings in Table 2-16 is required.
In order to guarantee timings 250, and 251, BG inputs must be asserted to different DSP56300 devices on the same bus in
the non-overlap manner shown in Figure 2-26.
Figure 2-25.
CLKOUT
RD, WR
AA[0–3]
A[0–23]
BG
BR
BB
Characteristics
Bus Release Timings Case 2 (BRT Bit in Operating Mode Register Set)
Table 2-17.
212
DSP56301 Technical Data, Rev. 10
4
Asynchronous Bus Arbitration Timing
4
213
223
Expression
2.5 × Tc + 5
2 × Tc + 5
214
221
Min
224
25
—
80 MHz
218
1,3
Max
25
—
Freescale Semiconductor
Min
—
25
100 MHz
219
Max
30
—
2
Unit
ns
ns
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