DSPB56725AF Freescale Semiconductor, DSPB56725AF Datasheet - Page 21
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DSPB56725AF
Manufacturer Part Number
DSPB56725AF
Description
DSP 24BIT AUD 250MHZ 80-LQFP
Manufacturer
Freescale Semiconductor
Series
Symphony™r
Type
Audio Processorr
Specifications of DSPB56725AF
Interface
Host Interface, I²C, SAI, SPI
Clock Rate
250MHz
Non-volatile Memory
External
On-chip Ram
112kB
Voltage - I/o
3.30V
Voltage - Core
1.20V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
80-LQFP
Processor Series
DSP567xx
Core
56300
Leaded Process Compatible
Yes
Rohs Compliant
Yes
Peak Reflow Compatible (260 C)
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DSPB56725AF
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
Freescale Semiconductor
Notes:
1.V
2. Pejriodically sampled, not 100% tested.
3. All times assume noise free inputs.
4. All times assume internal clock frequency of 200 MHz.
5. SHI_1 specs match those of SHI.
No.
41
42
43
CORE_VDD
HREQ in deassertion to last SCK sampling
edge (HREQ in set-up time) (CPHA = 1)
First SCK edge to HREQ in not asserted
(HREQ in hold time)
HREQ assertion width
SCK (CPOL = 0)
SCK (CPOL = 1)
= 1.0± 0.10 V; T
(Output)
(Output)
(Output)
HREQ
(Input)
(Input)
(Input)
MISO
MOSI
Characteristics
Table 8. Serial Host Interface SPI Protocol Timing Parameters (Continued)
SS
Symphony
40
J
= –40°C to 100°C; C
Figure 15. SPI Master Timing Diagram (CPHA = 0)
1,3,4
29
™
DSP56720/DSP56721 Multi-Core Audio Processors, Rev. 5
24
25
MSB
Valid
43
MSB
33
24
L
25
Master
Master
Master
= 50 pF.
Mode
30
42
Filter Mode
26
26
—
—
—
29
Expression
LSB
Valid
3.0 × T
23
23
34
—
—
LSB
C
26
26
30
Min
15
0
0
Max
—
—
—
Unit
ns
ns
ns
21