參數(shù)資料
型號： TLV320DAC3120IRHBT
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(shù)： 30/110頁
文件大?。?/td> 1230K
代理商： TLV320DAC3120IRHBT
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
1
3
4
5
6
7
2
Magnitude
–
dB
FrequencyNormalizedtofS
DACChannelResponseforInterpolationFilter A
(RedLineCorrespondsto –65dB)
SLAS659 – NOVEMBER 2009
www.ti.com
Table 5-9. DAC Biquad Filter Coefficients (continued)
Filter
Coefficient
Mono DAC Channel
Default (Reset) Values
Biquad F
N0
Page 8 / registers 52–53
0x7FFF (decimal 1.0 – LSB value)
N1
Page 8 / registers 54–55
0x0000
N2
Page 8 / registers 56–57
0x0000
D1
Page 8 / registers 58–59
0x0000
D2
Page 8 / registers 60–61
0x0000
5.6.1.4
DAC Interpolation Filter Characteristics
5.6.1.4.1 Interpolation Filter A
Filter A is designed for an fS up to 48 ksps with a flat pass band of 0 kHz–20 kHz.
Table 5-10. Specification for DAC Interpolation Filter A
Parameter
Condition
Value (Typical)
Unit
Filter-gain pass band
0 … 0.45 fS
±0.015
dB
Filter-gain stop band
0.55 fS… 7.455 fS
–65
dB
Filter group delay
21/fS
s
Figure 5-11. Frequency Response of DAC Interpolation Filter A
5.6.1.4.2 Interpolation Filter B
Filter B is specifically designed for an fS up to 96 ksps. Thus, the flat pass-band region easily covers the
required audio band of 0 kHz–20 kHz.
Table 5-11. Specification for DAC Interpolation Filter B
Parameter
Condition
Value (Typical)
Unit
Filter-gain pass band
0 … 0.45 fS
±0.015
dB
Filter-gain stop band
0.55 fS … 3.45 fS
–58
dB
Filter group delay
18/fS
s
26
APPLICATION INFORMATION
Copyright 2009, Texas Instruments Incorporated
Product Folder Link(s): TLV320DAC3120
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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
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TLV320DAC3202BYZJR 功能描述:音頻數(shù)/模轉換器 IC Lo Pwr Hi Fidelity I2S Input Headset IC RoHS:否 制造商:Texas Instruments 轉換器數(shù)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(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
TLV320DAC3202CYZJR 功能描述:音頻放大器 Low Pwr Hi Fidelity I2S Input Headset IC RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
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