DSPB56725AF Freescale Semiconductor, DSPB56725AF Datasheet - Page 42
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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
2.19
Table 16
timing diagrams.
42
SPDIFIN1, SPDIFIN2, SPDIFIN3, SPDIFIN4 Skew:
asynchronous inputs, no specs apply
SPDIFOUT1,SPDIFOUT2 output (Load = 50 pf)
SPDIFOUT1, SPDIFOUT2 output (Load = 30 pf)
SRCK period
SRCK high period
SRCK low period
STCLK period
STCLK high period
STCLK low period
• Skew
• Transition Risng
• Transition Falling
• Skew
• Transition Risng
• Transition Falling
lists the Sony/Philips Digital Interconnect Format (S/PDIF) timing parameters and
S/PDIF Timing
Characteristics
Symphony
Figure 35. HDI24 Host DMA Read Timing Diagram
™
DSP56720/DSP56721 Multi-Core Audio Processors, Rev. 5
HOREQ
(Output)
(Output)
H0-H23
Table 16. S/PDIF Timing Parameters
(Input)
HACK
326
343
342
327
Read
317
RXH
Symbol
stclkph
srckph
stclkpl
Data
Valid
srckpl
stclkp
srckp
—
—
—
—
—
—
—
318
40.0
16.0
16.0
40.0
16.0
16.0
Min
—
—
—
—
—
—
—
All Frequency
342
328
329
Figure 36
Max
24.2
31.3
13.6
18.0
Freescale Semiconductor
0.7
1.5
1.5
—
—
—
—
—
—
and
Figure 37
Unit
show the
ns
ns
ns
ns
ns
ns
ns
ns
ns