參數(shù)資料
型號: PCM1792A
英文描述: 24-bit,192-khz sampling,advanced segment, audio stereo digital-to-analog converter
中文描述: 24位,192 - kHz的采樣,先進的部分,立體聲音頻數(shù)字模擬轉(zhuǎn)換器
文件頁數(shù): 42/59頁
文件大?。?/td> 500K
代理商: PCM1792A
SLES105B FEBRUARY 2004 REVISED NOVEMBER 2006
www.ti.com
42
Pin Assignment When Using DSD Format Interface
Several pins are redefined for DSD mode operation. These include:
DATA (pin 5): DSDL as L-channel DSD data input
LRCK (pin 4): DSDR as R-channel DSD data input
SCK (pin 7): DBCK as bit-clock input
BCK (pin 6): Set LOW (N/A)
t = 1/(64
×
44.1 kHz)
D1
DSDL
DSDR
D0
D2
D3
D4
DBCK
Figure 44. 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
DBCK pulse cycle time
MIN
85(1)
MAX
UNITS
ns
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 high-level time
30
ns
DBCK low-level time
30
ns
DSDL, DSDR setup time
10
ns
DSDL, DSDR hold time
10
ns
Figure 45. Timing for DSD Audio Interface
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相關代理商/技術參數(shù)
參數(shù)描述
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PCM1792ADBR 功能描述:音頻數(shù)/模轉(zhuǎn)換器 IC 24-Bit 192kHz Smplng AdvSegment Ster DAC RoHS:否 制造商:Texas Instruments 轉(zhuǎn)換器數(shù)量: 分辨率:16 bit 接口類型:I2S, UBS 轉(zhuǎn)換速率: 信噪比:98 dB 工作電源電壓:5 V DAC 輸出端數(shù)量:2 工作溫度范圍:- 25 C to + 85 C 電源電流:23 mA 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-32 封裝:Reel
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