DSPB56721AG Freescale Semiconductor, DSPB56721AG Datasheet - Page 21

• 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

Freescale Semiconductor
Notes:
1.V
2. Pejriodically sampled, not 100% tested.
3. All times assume noise free inputs.
4. All times assume internal clock frequency of 200 MHz.
5. SHI_1 specs match those of SHI.
No.
41
42
43
CORE_VDD
HREQ in deassertion to last SCK sampling
edge (HREQ in set-up time) (CPHA = 1)
First SCK edge to HREQ in not asserted
(HREQ in hold time)
HREQ assertion width
SCK (CPOL = 0)
SCK (CPOL = 1)
= 1.0± 0.10 V; T
(Output)
(Output)
(Output)
HREQ
(Input)
(Input)
(Input)
MISO
MOSI
Characteristics
Table 8. Serial Host Interface SPI Protocol Timing Parameters (Continued)
SS
Symphony
40
J
= –40°C to 100°C; C
Figure 15. SPI Master Timing Diagram (CPHA = 0)
1,3,4
29
™
DSP56720/DSP56721 Multi-Core Audio Processors, Rev. 5
24
25
MSB
Valid
43
MSB
33
24
L
25
Master
Master
Master
= 50 pF.
Mode
30
42
Filter Mode
26
26
—
—
—
29
Expression
LSB
Valid
3.0 × T
23
23
34
—
—
LSB
C
26
26
30
Min
15
0
0
Max
—
—
—
Unit
ns
ns
ns
21