DSPB56725AF Freescale Semiconductor, DSPB56725AF Datasheet - Page 24
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
2.11
Table 9
24
No.
44
44
45
46
47
Tolerable Spike Width on SCL or SDA
Filters Bypassed
Very Narrow Filters enabled
Narrow Filters enabled
Wide Filters enabled.
SCL clock frequency
SCL clock cycle
Bus free time
Start condition set-up time
Start condition hold time
lists the SHI I
SCK (CPOL = 0)
SCK (CPOL = 1)
Serial Host Interface (SHI) I
Characteristics
(Output)
(Output)
(Input)
(Input)
(Input)
(Input)
HREQ
MISO
MOSI
2
C protocol timing parameters and
SS
Symphony
31
1,2,3,4,5
Figure 18. SPI Slave Timing Diagram (CPHA = 1)
™
Table 9. SHI I
DSP56720/DSP56721 Multi-Core Audio Processors, Rev. 5
27
33
24
29
2
Expression
24
C Protocol Timing Parameters
Symbol/
25
T
T
HD;STA
MSB
Valid
F
T
T
SUSTA
Standard I
Figure 19
—
SCL
SCL
BUF
2
MSB
C Protocol Timing
25
33
2
shows the timing diagram.
C
30
26
Min
4.7
4.7
4.0
10
—
—
—
—
—
26
Standard
36
Max
100
100
34
10
50
—
—
—
—
0
29
23
26
26
Min
2.5
1.3
0.6
0.6
—
—
—
—
—
Valid
LSB
Fast-Mode
Freescale Semiconductor
LSB
32
Max
100
400
30
10
50
—
—
—
—
37
0
28
Unit
kHz
ns
ns
ns
ns
μs
μs
μs
μs