DSPB56721AG Freescale Semiconductor, DSPB56721AG Datasheet - Page 20

• Manufacturer Part Number: DSPB56721AG
• Description: AUDIO PROCESSOR SYMPH 144-LQFP
• Manufacturer: Freescale Semiconductor
• Series: Symphony™r
• Type: Audio Processorr

Specifications of DSPB56721AG

• Interface: Host Interface, I²C, SAI, SPI
• Clock Rate: 200MHz
• Non-volatile Memory: External
• On-chip Ram: 744kB
• Voltage - I/o: 3.30V
• Voltage - Core: 1.00V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

20
No.
33
34
35
36
37
38
39
40
SCK edge to data out valid
(data out delay time)
SCK edge to data out not valid
(data out hold time)
SS assertion to data out valid
(CPHA = 0)
First SCK sampling edge to HREQ output
deassertion
Last SCK sampling edge to HREQ output
not deasserted (CPHA = 1)
SS deassertion to HREQ output not
deasserted (CPHA = 0)
SS deassertion pulse width (CPHA = 0)
HREQ in assertion to first SCK edge
Characteristics
Table 8. Serial Host Interface SPI Protocol Timing Parameters (Continued)
Symphony
1,3,4
™
DSP56720/DSP56721 Multi-Core Audio Processors, Rev. 5
Master
Master
Master
/Slave
/Slave
Mode
Slave
Slave
Slave
Slave
Slave
Very Narrow
Very Narrow
Very Narrow
Very Narrow
Very Narrow 0.5 × T
Filter Mode
Bypassed
Bypassed
Bypassed
Bypassed
Bypassed
Narrow
Narrow
Narrow
Narrow
Narrow
Wide
Wide
Wide
Wide
Wide
—
—
—
0.5 × T
0.5 × T
0.5 × T
3.0 × T
3.0 × T
3.0 × T
4.0 × T
3.0 × T
3.0 × T
2.0 × T
2.0 × T
3.0 × T
3.0 × T
3.0 × T
4.0 × T
4.0 × T
4.0 × T
3.0 × T
Expression
2.0 × T
2.0 × T
2.0 × T
SPICC
T
SPICC
T
SPICC
T
SPICC
T
C
C
C
C
—
C
C
C
C
+ 5
+ 5
+ 5
+ 5
C
C
C
C
C
C
C
C
C
C
C
C
+ 120
+ 210
+ 130
+ 130
+ 30
+ 95
+ 45
+ 95
+ 30
+ 40
+ 80
+ 30
+ 40
+ 80
+ 30
C
+ 5
C
+ 3.0 ×
+ 3.0 ×
+ 3.0 ×
+ 3.0 ×
Freescale Semiconductor
100.0
150.0
111.5
206.5
50.0
60.0
45.0
10.0
49.5
49.5
Min
105
145
—
—
—
—
10
15
55
—
45
55
95
Max
14.0
110
135
225
45
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns