DSPB56725AF Freescale Semiconductor, DSPB56725AF Datasheet - Page 27
![no-image](/images/manufacturer_photos/0/2/262/freescale_semiconductor_sml.jpg)
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
2.13
Table 10
Freescale Semiconductor
No.
62
63
64
65
66
67
68
69
70
Clock cycle
Clock high period
Clock low period
SCKR rising edge to FSR out (bl) high
SCKR rising edge to FSR out (bl) low
SCKR rising edge to FSR out (wr) high
SCKR rising edge to FSR out (wr) low
SCKR rising edge to FSR out (wl) high
SCKR rising edge to FSR out (wl) low
• For internal clock
• For external clock
• For internal clock
• For external clock
lists the ESAI timing parameters and
HREQ
Enhanced Serial Audio Interface (ESAI) Timing
SDA
SCL
5
Stop
45
Characteristics
Symphony
46
Table 10. Enhanced Serial Audio Interface Timing Parameters
47
60
Start
50
™
DSP56720/DSP56721 Multi-Core Audio Processors, Rev. 5
1, 3, 4
49
61
Figure 19. I
6
44
MSB
6
Figure 20
52
through
58
2
51
C Timing Diagram
48
Symbol
t
Figure 23
SSICC
—
—
—
—
—
—
—
—
—
—
57
Expression
55
show the timing diagrams.
53
LSB
4 × T c
4 × T c
2 × T c
2 × T c
2 × T c
2 × T c
—
—
—
—
—
—
5
ACK
20.0
20.0
Min
10
10
10
10
—
—
—
—
—
—
—
—
—
—
—
—
59
Max
17.0
17.0
19.0
19.0
16.0
17.0
7.0
7.0
9.0
9.0
6.0
7.0
56
—
—
—
—
—
—
Stop
Condition
i ck a
i ck a
i ck a
i ck a
i ck a
i ck a
x ck
x ck
x ck
x ck
x ck
x ck
i ck
i ck
—
—
—
—
2
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
27