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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: 39/110頁
文件大小: 1230K
代理商: TLV320DAC3120IRHBR
Play- Paused
DACPowerDown
Update
DigitalFilter
Coefficients
DACPowerUP
Wait20ms
VolumeRampDown
SoftMute
Restore Previous
VolumeLevel(Ramp)
in(B)ms
Play- Continue
Wait(A)ms
Forf =32kHz
S
Wait25ms(min)
Forf =48kHz
Wait20ms(min)
S
For
=32kHz
f
25ms
Forf =48kHz
20ms
S
DACVolumeRampDownWAIT Time(A)
DACVolumeRampUp Time(B)
F0024-02
SLAS659 – NOVEMBER 2009
www.ti.com
Figure 5-15. Example Flow For Updating DAC Digital Filter Coefficients During Play
5.6.7
Digital Mixing and Routing
The TLV320DAC3120 has four digital mixing blocks. Each mixer can provide either mixing or multiplexing
of the digital audio data. The first mixer/multiplexer can be used to select input data for the mono DAC
from left channel, right channel, or a mix of the left and right channels [(L + R) / 2]. This digital routing can
be configured by writing to page 0 / register 63, bits D5–D4 for the DAC mono channel.
5.6.8
Analog Audio Routing
The TLV320DAC3120 has the capability to route the DAC output to either the headphone or the speaker
output. If desirable, both output drivers can be operated at the same time while playing at different volume
levels. The TLV320DAC3120 provides various digital routing capabilities, allowing digital mixing or even
channel swapping in the digital domain. All analog outputs other than the selected ones can be powered
down for optimal power consumption.
34
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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