參數(shù)資料
型號： LM4935WL
廠商： National Semiconductor Corporation
元件分類： ADC
英文描述： Audio Sub-System with Dual-Mode Stereo Headphone and Mono High Efficiency Loudspeaker Amplifiers and Multi-Purpose ADC
中文描述： 音頻子系統(tǒng)的雙模單聲道立體聲耳機(jī)和揚(yáng)聲器放大器的高效率和多功能模數(shù)轉(zhuǎn)換器
文件頁數(shù)： 62/112頁
文件大?。?/td> 5017K
代理商： LM4935WL
12.0 Status & Control Registers
(Continued)
12.38 DC VOLUME CONFIGURATION REGISTER
This register is used to control the DC volume control system.
TABLE 39. DC_VOLUME (0x21h)
Bits
0
Field
Description
DC_VOL_ENB
Enables the DC volume control system to use the voltage applied on the
VSAR 1 pin to set the gain of the DC volume control. (Note 32)
Selects which volume is altered:
DC_VOL_EFFECT
0
1
Programs the maximum level that can be applied by the system
MAX_LEVEL
00
2
01
2
10
2
11
2
1
DC_VOL_EFFECT
Source
AUX/DAC
CPI
3:2
MAX_LEVEL
LEVEL
0 dB
3 dB
6 dB
12 dB
Note 32:
The correlation between the voltage on VSAR1 to the attenuation on the AUX/DAC channel is as follows:
201341P4
FIGURE 16. DC Volume Transfer Function For AUX/DAC
L
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相關(guān)PDF資料
PDF描述
LM4935WLX Audio Sub-System with Dual-Mode Stereo Headphone and Mono High Efficiency Loudspeaker Amplifiers and Multi-Purpose ADC
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM4935WLX 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Audio Sub-System with Dual-Mode Stereo Headphone and Mono High Efficiency Loudspeaker Amplifiers and Multi-Purpose ADC
LM4936 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Stereo 2W Audio Power Amplifiers with Volume Control and Selectable Control Interface (SPI or I2C)
LM49360 制造商:TI 制造商全稱:Texas Instruments 功能描述:Mono Class D Audio Codec PMU with Ground Referenced Headphone Amplifiers, Earpiece Driver, Audio DSP, 2 Step-Down DC-DC Converters, and 7 LDO Regulators
LM49360RL 制造商:TI 制造商全稱:Texas Instruments 功能描述:Mono Class D Audio Codec PMU with Ground Referenced Headphone Amplifiers, Earpiece Driver, Audio DSP, 2 Step-Down DC-DC Converters, and 7 LDO Regulators
LM49360RLX 制造商:TI 制造商全稱:Texas Instruments 功能描述:Mono Class D Audio Codec PMU with Ground Referenced Headphone Amplifiers, Earpiece Driver, Audio DSP, 2 Step-Down DC-DC Converters, and 7 LDO Regulators
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