參數(shù)資料
型號(hào): DSD1792DB
元件分類: DAC
英文描述: 24 bit 192 khz SAMPLING ADVANCED SEGMENT AUDIO STEREO DIGITAL TO ANALOG CONVERTER
中文描述: 24位192千赫采樣高級(jí)分段音頻立體聲數(shù)模轉(zhuǎn)換器
文件頁數(shù): 38/56頁
文件大?。?/td> 497K
代理商: DSD1792DB
SLES067A MARCH 2003 REVISED AUGUST 2003
www.ti.com
38
Pin Assignment When DSD Format Interface
Several pins are redefined for DSD mode operation. These include:
DSDL (pin 1): DATAL as L-channel DSD data input
DSDR (pin 2): DATAR as R-channel DSD data input
DBCK (pin 3): Bit clock (BCK) for DSD data
t = 1/(64
×
44.1 kHz)
D1
DSDL
DSDR
D0
D2
D3
D4
DBCK
Figure 41. Normal Data Output Form From DSD Decoder
DSDL
DSDR
t(BCH)
DBCK
t(BCL)
t(BCY)
50% of VDD
50% of VDD
t(DS)
t(DH)
PARAMETER
MIN
85(1)
MAX
UNITS
t(BCY)
t(BCH)
t(BCL)
t(DS)
t(DH)
(1)2.8224 MHz
×
4. (2.8224 MHz = 64
×
44.1 kHz. This value is specified as a sampling rate of DSD.)
DBCK pulse cycle time
ns
DBCK high-level time
30
ns
DBCK low-level time
30
ns
DSDL, DSDR setup time
10
ns
DSDL, DSDR hold time
10
ns
Figure 42. Timing for DSD Audio Interface
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