DSPB56725AF Freescale Semiconductor, DSPB56725AF Datasheet - Page 33
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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
1.2.8
Table 15
Figure 25
Figure 26
Freescale Semiconductor
SPDIFIN1, SPDIFIN2, SPDIFIN3, SPDIFIN4 Skew:
asynchronous inputs, no specs apply
SPDIFOUT1,SPDIFOUT2 output (Load = 50pf)
SPDIFOUT1, SPDIFOUT2 output (Load = 30pf)
SRCK period
SRCK high period
SRCK low period
STCLK period
STCLK high period
STCLK low period
• Skew
• Transition Rising
• Transition Falling
• Skew
• Transition Rising
• Transition Falling
lists the S/PDIF timing.
shows the SRCK timing diagram.
shows the STCLK timing diagram.
S/PDIF Timing
(Output)
STCLK
SRCK
(Input)
Symphony
Characteristics
™
DSP56724/ DSP56725 Multi-Core Audio Processors, Rev. 2
Figure 26. STCLK Timing
Figure 25. SRCK Timing
Table 15. S/PDIF Timing
srckpl
stclkpl
V
V
M
M
Symbol
stclkph
srckph
stclkpl
srckpl
stclkp
srckp
—
—
—
—
—
—
—
srckp
stclkp
40.0
16.0
16.0
40.0
16.0
16.0
Min
—
—
—
—
—
—
—
All Frequency
srckph
stclkph
V
V
M
M
Max
24.2
31.3
13.6
18.0
0.7
1.5
1.5
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
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