參數(shù)資料
型號: LM4935
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(shù)轉(zhuǎn)換器
文件頁數(shù): 11/112頁
文件大?。?/td> 5017K
代理商: LM4935
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
www.national.com
11
相關(guān)PDF資料
PDF描述
LM4935WL Audio Sub-System with Dual-Mode Stereo Headphone and Mono High Efficiency Loudspeaker Amplifiers and Multi-Purpose ADC
LM4935WLX Audio Sub-System with Dual-Mode Stereo Headphone and Mono High Efficiency Loudspeaker Amplifiers and Multi-Purpose ADC
LM4936 Stereo 2W Audio Power Amplifiers with Volume Control and Selectable Control Interface (SPI or I2C)
LM4951 Wide Voltage Range 1.8 Watt Audio Amplifier
LM4953 Ground-Referenced, Ultra Low Noise, Ceramic Speaker Driver
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM49350 制造商:NSC 制造商全稱:National Semiconductor 功能描述:High Performance Audio Codec Sub-System with a Ground-Referenced Stereo Headphone Amplifier
LM49350RL 制造商:Texas Instruments 功能描述:Audio Codec 1ADC / 1DAC 36-Pin uSMD T/R 制造商:Texas Instruments 功能描述:AUDIO CODEC SUBSYSTEM 36MICRO SMDXT
LM49350RL/NOPB 功能描述:接口—CODEC Hi Perf Audio Codec Subsystem RoHS:否 制造商:Texas Instruments 類型: 分辨率: 轉(zhuǎn)換速率:48 kSPs 接口類型:I2C ADC 數(shù)量:2 DAC 數(shù)量:4 工作電源電壓:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel
LM49350RL/NOPB 制造商:Texas Instruments 功能描述:Audio Codec IC
LM49350RLEVAL 功能描述:音頻 IC 開發(fā)工具 LM49350RL EVAL BOARD RoHS:否 制造商:Texas Instruments 產(chǎn)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