DSPB56721AG Freescale Semiconductor, DSPB56721AG Datasheet - Page 27

• 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

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