參數(shù)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(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)： 9/112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)
DC CURRENT CONSUMPTION
DACI
DD
DAC Active Current
f
MCLK
= 13MHz, DAC ON only;
PLL OFF, f
S
= 48kHz
f
MCLK
= 19.2MHz, DAC ON only
PLL OFF; f
S
= 48kHz
f
MCLK
= 13MHz, SAR ON only
f
MCLK
= 19.2MHz, SAR ON only
LS ON only
HP ON only, SE MODE
HP ON only, OCL MODE
EP ON only
AUXOUT ON only
CPOUT ON only
7.4
mA
10.7
mA
SARI
DD
SAR Active Current
1.6
2.3
8.8
3.5
3.9
4.4
4.8
4.8
mA
mA
mA
mA
mA
mA
mA
mA
LSI
DD
Loudspeaker Quiescent Current
HPI
DD
Headphone Quiescent Current
EPI
DD
AUXI
DD
CPOUTI
DD
LOUDSPEAKER AMPLIFIER
P
LS
Earpiece Quiescent Current
AUXOUT Quiescent Current
CPOUT Quiescent Current
Max Loudspeaker Power
8
load, LS_V
DD
= 5V
8
load, LS_V
DD
= 4.2V
8
load, LS_V
DD
= 3.3V
8
load, LS_V
DD
= 3.3V,
P
O
= 400mW
0 dB Input
MCLK = 12.000 MHz
AUX inputs terminated
C
BYPASS
= 1.0 μF
V
RIPPLE
= 200 mV
P-P
f
RIPPLE
= 217 Hz
From 0 dB Analog AUX input at
1 kHz, A-weighted
A-weighted
1.3
0.9
0.6
W
W
0.44
W (min)
LS
THD+N
Loudspeaker Harmonic Distortion
0.4
%
LS
EFF
Efficiency
84
%
PSRR
LS
Power Supply Rejection Ration
(Loudspeaker)
54
dB
SNR
LS
Signal to Noise Ratio
76
dB
e
N
V
OS
HEADPHONE AMPLIFIER
P
HP
Output Noise
Offset Voltage
350
7
μV
mV
Headphone Power
32
load, 3.3V, SE
33
20
mW
(min)
mW
mW
mW
mW
mW
16
load, 3.3V, SE
32
load, 3.3V, OCL, VCM = 1.5V
32
load, 3.3V, OCL, VCM = 1.2V
16
load, 3.3V, OCL, VCM = 1.5V
16
load, 3.3V, OCL, VCM = 1.2V
AUX inputs terminated
C
BYPASS
= 1.0 μF
V
RIPPLE
= 200 mV
P-P
f
RIPPLE
= 217 Hz
SE Mode
OCL Mode
VCM = 1.2V
OCL Mode
VCM = 1.5V
52
31
20
50
32
PSRR
HP
Power Supply Rejection Ratio
(Headphones)
60
dB
68
dB
65
dB
L
www.national.com
9
相關(guān)PDF資料
PDF描述
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
LM4953SD Ground-Referenced, Ultra Low Noise, Ceramic Speaker Driver
LM4980 2 Cell Battery, 1mA, 42mW Per Channel High Fidelity Stereo Headphone Audio Amplifier for MP3 players
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)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(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(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。

采購需求

(若只采購一條型號，填寫一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺，查看報(bào)價(jià)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺，查看報(bào)價(jià)

*型號 *數(shù)量 廠商 批號 封裝
添加更多采購

我的聯(lián)系方式

*
*
*