SOUNDBITE Freescale Semiconductor, SOUNDBITE Datasheet - Page 53
![BOARD DEMO AUDIO DEVELOPMENT](/photos/37/58/375869/soundbite_sml.jpg)
SOUNDBITE
Manufacturer Part Number
SOUNDBITE
Description
BOARD DEMO AUDIO DEVELOPMENT
Manufacturer
Freescale Semiconductor
Series
Symphony™ soundBiter
Datasheet
1.DSPB56371AF180.pdf
(68 pages)
Specifications of SOUNDBITE
Main Purpose
Audio, Audio Processing
Utilized Ic / Part
DSPB56371
Primary Attributes
Up to 8 channels of digital audio
Secondary Attributes
USB, I2C, SPI Interface
Processor To Be Evaluated
DSP56371
Data Bus Width
24 bit
Interface Type
USB
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Embedded
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
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15
Freescale Semiconductor
Note: Figure 17 is drawn assuming positive polarity high frequency clock (RHCKP=0) and positive bit clock polarity
ADO
(RCKP=0).
ACI
Note:
Digital Audio Transmitter Timing
100
101
102
103
No.
99
1. In order to assure proper operation of the DAX, the ACI frequency should be less than 1/2 of theDSP56371
SCKR (output)
internal clock frequency. For example, if the DSP56371 is running at 181 MHz internally, the ACI frequency
should be less than 90MHz.
ACI frequency (see note)
ACI period
ACI high duration
ACI low duration
ACI rising edge to ADO valid
103
HCKR
Characteristic
Figure 18. Digital Audio Transmitter Timing
Table 23. Digital Audio Transmitter Timing
Figure 17. ESAI HCKR Timing
96
DSP56371 Data Sheet, Rev. 4.1
100
98
Expression
1 / (2 x T
0.5 × T
0.5 × T
1.5 × T
2 × T
101
C
C
C
C
C
)
11.1
Min
2.8
2.8
—
—
102
181 MHz
Digital Audio Transmitter Timing
Max
8.3
90
—
—
—
MHz
Unit
ns
ns
ns
ns
53
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