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參數資料
型號: TLV320DAC3100IRHBR
廠商: TEXAS INSTRUMENTS INC
元件分類: DAC
英文描述: DAC WITH PROGRAMMABLE PLL, PQCC32
封裝: 5 X 5 MM, GREEN, PLASTIC, QFN-32
文件頁數: 13/97頁
文件大?。?/td> 1134K
代理商: TLV320DAC3100IRHBR
SLAS671 – FEBRUARY 2010
www.ti.com
DOSR = 384, Processing Block = PRB_P12 (Interpolation Filter B)
Power consumption = 14.42 mW
Table 5-8. PRB_P12 Alternative Processing Blocks, 14.42 mW
Processing Block
Filter
Estimated Power Change (mW)
PRB_P4
A
0.16
PRB_P5
A
0.3
PRB_P6
A
0.2
PRB_P13
B
0.15
PRB_P14
B
0.07
PRB_P15
B
0.18
PRB_P16
B
0.09
5.3.5
DAC Playback on Headphones, Stereo, 192 kHz, DVDD = 1.8 V, AVDD = 3.3 V,
HPVDD = 3.3 V
DOSR = 32, Processing Block = PRB_P17 (Interpolation Filter C)
Power consumption = 27.05 mW
Table 5-9. PRB_P17 Alternative Processing Blocks, 27.05 mW
Processing Block
Filter
Estimated Power Change (mW)
PRB_P18
C
5.28
PRB_P19
C
1.98
5.3.6
DAC Playback on Line Out (10 k-
load), Stereo, 48 kHz, DVDD = 1.8 V, AVDD = 3 V,
HPVDD = 3 V
DOSR = 64, Processing Block = PRB_P7 (Interpolation Filter B)
Power consumption = 12.85 mW
5.4
Analog Signals
The TLV320DAC3100 analog signals consist of:
Microphone bias (MICBIAS)
Analog inputs AIN1 and AIN2
Analog outputs, class-D speaker driver and headphone/lineout driver, providing output capability for the
DAC, AIN1, AIN2 or a mix of the three
5.4.1
MICBIAS
The TLV320DAC3100 includes a microphone bias circuit which can source up to 4 mA of current and is
programmable to a 2-V, 2.5-V, or AVDD level. The level can be controlled by writing to page 1 /
register 46, bits D1–D0. This functionality is shown in Table 5-10.
Table 5-10. MICBIAS Settings
D1
D0
FUNCTIONALITY
0
MICBIAS output is powered down.
0
1
MICBIAS output is powered to 2 V.
1
0
MICBIAS output is powered to 2.5 V.
1
MICBIAS output is powered to AVDD.
20
APPLICATION INFORMATION
Copyright 2010, Texas Instruments Incorporated
Product Folder Link(s): TLV320DAC3100
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相關代理商/技術參數
參數描述
TLV320DAC3100IRHBT 功能描述:音頻數/模轉換器 IC Low-Pwr Stereo Audio DAC 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
TLV320DAC3101 制造商:TI 制造商全稱:Texas Instruments 功能描述:Low-Power Stereo Audio DAC With Audio Processing and Stereo Class-D Speaker Amplifier
TLV320DAC3101EVM-U 功能描述:音頻 IC 開發工具 TLV320DAC3101EVM-U Eval Mod RoHS:否 制造商:Texas Instruments 產品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V
TLV320DAC3101IRHBR 功能描述:音頻數/模轉換器 IC Low-Pwr audio DAC 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
TLV320DAC3101IRHBT 功能描述:音頻數/模轉換器 IC Low-Pwr audio DAC 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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