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參數資料
型號: TLV320DAC3120IRHBR
廠商: TEXAS INSTRUMENTS INC
元件分類: DAC
英文描述: SERIAL INPUT LOADING, 24-BIT DAC, PQCC32
封裝: 5 X 5 MM, PLASTIC, QFN-32
文件頁數: 54/110頁
文件大小: 1230K
代理商: TLV320DAC3120IRHBR
LD(n)
LD (n+1)
BIT
CLOCK
DATA
-
1
-
2
-
3
2
1
0
3
-
1
-
2
-
3
0
3
2
1
-
1
-
2
N N N
-
3
RD(n)
WORD
CLOCK
LEFT CHANNEL
RIGHT CHANNEL
LD(n)=n'thsampleofleftchanneldata
RD(n)=n'thsampleofrightchanneldata
LD(n)
LD(n+1)
BIT
CLOCK
DATA
-
1
-
2
-
3
2
1
0
3
-
1
-
2
-
3
0
3
2
1
-
1
-
2
N N N
-
3
RD(n)
WORD
CLOCK
LEFT CHANNEL
RIGHT CHANNEL
LD(n)=n'thsampleofleftchanneldata
RD(n)=n'thsampleofrightchanneldata
LD(n)
LD (n+1)
BIT
CLOCK
DATA
N
-
1
N
-
2
N
-
3
2
1
0
3
N
-
1
N
-
2
N
-
3
0
3
2
1
N
-
1
N
-
2
N
-
3
RD(n)
WORD
CLOCK
LEFT CHANNEL
RIGHT CHANNEL
SLAS659 – NOVEMBER 2009
www.ti.com
5.8.1.4
DSP Mode
The audio interface of the TLV320DAC3120 can be put into DSP mode by programming page 0 /
register 27, bits D7–D6 = 01. In DSP mode, the falling edge of the word clock starts the data transfer with
the left-channel data first and immediately followed by the right-channel data. Each data bit is valid on the
falling edge of the bit clock.
Figure 5-26. Timing Diagram for DSP Mode
Figure 5-27. Timing Diagram for DSP Mode With Offset = 1
Figure 5-28. Timing Diagram for DSP Mode With Offset = 0 and Bit Clock Inverted
For DSP mode, the number of bit clocks per frame should be greater than or equal to twice the
programmed word length of the data. Also, the programmed offset value should be less than the number
of bit clocks per frame by at least the programmed word length of the data.
48
APPLICATION INFORMATION
Copyright 2009, Texas Instruments Incorporated
Product Folder Link(s): TLV320DAC3120
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相關代理商/技術參數
參數描述
TLV320DAC3120IRHBT 功能描述:音頻數/模轉換器 IC Lo-Pwr Audio DAC w/ Audio Proc RoHS:否 制造商:Texas Instruments 轉換器數量: 分辨率:16 bit 接口類型:I2S, UBS 轉換速率: 信噪比:98 dB 工作電源電壓:5 V DAC 輸出端數量: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
TLV320DAC3120IRHBT 制造商:Texas Instruments 功能描述:D/A Converter (D-A) IC 制造商:Texas Instruments 功能描述:IC, DAC, 32BIT, 192KSPS, QFN-32
TLV320DAC32 制造商:BB 制造商全稱:BB 功能描述:LOW POWER STEREO AUDIO DAC FOR PORTABLE AUDIO/TELEPHONY
TLV320DAC3202 制造商:TI 制造商全稱:Texas Instruments 功能描述:LOW POWER HIGH FIDELITY I2S INPUT HEADSET IC
TLV320DAC3202BYZJR 功能描述:音頻數/模轉換器 IC Lo Pwr Hi Fidelity I2S Input Headset IC RoHS:否 制造商:Texas Instruments 轉換器數量: 分辨率:16 bit 接口類型:I2S, UBS 轉換速率: 信噪比:98 dB 工作電源電壓:5 V DAC 輸出端數量: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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