參數資料
型號： LM4935WLX
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和揚聲器放大器的高效率和多功能模數轉換器
文件頁數： 11/112頁
文件大?。?/td> 5017K
代理商： LM4935WLX
10.0 Electrical Characteristics
(Notes 1, 2) Unless otherwise stated
PLL_V
DD
= 3.3V, D_V
DD
= 3.3V,
BB_V
DD
= 1.8V, A_V
= 3.3V, LS_V
= 3.3V.
The following specifications apply for the circuit shown in
Figure 2
unless
otherwise stated. Limits apply for 25C. (Continued)
Symbol
Parameter
Conditions
LM4935
Units
Typical
(Note 6)
Limit
(Note 7)
STEREO DAC
R
DAC
PB
DAC
SBA
DAC
SNR
DAC
DR
DAC
DAC
LEVEL
PLL
F
IN
DAC Ripple
DAC Passband
DAC Stopband Attenuation
DAC Signal to Noise Ratio
DAC Dynamic Range
DAC Full Scale Output Level
0.1
20
70
88
96
1
dB
kHz
dB
dB
dB
V
RMS
A-weighted, AUXOUT
Input Frequency Range
Min
Max
0.5
30
MHz
MHz
I2S/PCM
f
I2SCLK
I2S CLK Frequency
f
S
= 48kHz; 16 bit mode
f
S
= 48kHz; 25 bit mode
f
S
= 8kHz; 16 bit mode
f
S
= 8kHz; 25 bit mode
f
S
= 48kHz; 16 bit mode
f
S
= 48kHz; 25 bit mode
f
S
= 8kHz; 16 bit mode
f
S
= 8kHz; 25 bit mode
Min
Max
1.536
2.4
0.256
0.4
0.768
1.2
0.128
0.2
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
% (min)
%
(max)
%
f
PCMCLK
PCM CLK Frequency
DC
I2S_CLK
I2S_CLK Duty Cycle
40
60
DC
I2S_WS
I2C
T
I2CSET
T
I2CHOLD
SPI
T
SPISETENB
T
SPIHOLD-ENB
T
SPISETD
T
SPIHOLDD
T
SPICL
T
SPICH
VOLUME CONTROL
I2S_WS Duty Cycle
50
I2C Data Setup Time
I2C Data Hold Time
Refer to Pg. 18 for more details
Refer to Pg. 18 for more details
100
300
ns (min)
ns (min)
Enable Setup Time
Enable Hold Time
Data Setup Time
Data Hold Time
Clock Low Time
Clock High Time
100
100
100
100
500
500
ns (min)
ns (min)
ns (min)
ns (min)
ns (min)
ns (min)
VCR
AUX
AUX Volume Control Range
Minimum Gain w/ AUX_BOOST OFF
Maximum Gain w/ AUX_BOOST
OFF
Minimum Gain w/ AUX_BOOST ON
Maximum Gain w/ AUX_BOOST ON
Minimum Gain w/ DAC_BOOST OFF
Maximum Gain w/ DAC_BOOST
OFF
Minimum Gain w/ DAC_BOOST ON
Maximum Gain w/ DAC_BOOST ON
Minimum Gain
Maximum Gain
–46.5
0
dB
dB
–34.5
12
–46.5
0
dB
dB
dB
dB
VCR
DAC
DAC Volume Control Range
–34.5
12
–34.5
12
dB
dB
dB
dB
VCR
CPIN
CPIN Volume Control Range
L
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相關代理商/技術參數
參數描述
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
LM4936MH 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產品: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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