參數(shù)資料
型號: ADSP-21365SCSQZENG
廠商: ANALOG DEVICES INC
元件分類: 數(shù)字信號處理
英文描述: SHARC Processor
中文描述: 16-BIT, 55.55 MHz, OTHER DSP, PQFP144
封裝: LEAD FREE, MS-026BFB-HD, HSLQFP-144
文件頁數(shù): 38/54頁
文件大?。?/td> 559K
代理商: ADSP-21365SCSQZENG
Rev. PrA
|
Page 38 of 54
|
September 2004
ADSP-21365/6
Preliminary Technical Data
SPDIF Receiver
The following sections describe timing as it relates to the SPDIF
receiver.
Internal Digital PLL Mode
In internal Digital Phase-locked Loop mode the internal PLL
(Digital PLL) generates the 512
×
Fs clock.
Table 34. SPDIF Receiver Internal Digital PLL Mode Timing
Parameter
Switching Characteristics
t
DFSI
t
HOFSI
t
DDTI
t
HDTI
t
SCLKIW
1
t
CCLK
1
SCLK frequency is 64 x FS where FS = the frequency of LRCLK.
Min
Max
Unit
LRCLK Delay After SCLK
LRCLK Hold After SCLK
Transmit Data Delay After SCLK
Transmit Data Hold After SCLK
Transmit SCLK Width
Core Clock Period
5
ns
ns
ns
ns
ns
ns
–2
5
–2
40
5
Figure 31. SPDIF Receiver Internal Digital PLL Mode Timing
DRIVE EDGE
SAMPLE EDGE
DAI_P20-1
(SCLK)
DAI_P20-1
(FS)
DAI_P20-1
(DATA CHANNEL A/B)
t
SCLKIW
t
DFSI
t
DDTI
t
HOFSI
t
HDTI
t
SFSI
t
HFSI
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