參數(shù)資料
型號： LM4953SD
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 音頻／視頻放大
英文描述： Ground-Referenced, Ultra Low Noise, Ceramic Speaker Driver
中文描述： 1 CHANNEL, AUDIO AMPLIFIER, DSO14
封裝： LLP-14
文件頁數(shù)： 3/11頁
文件大小： 663K
代理商： LM4953SD
Absolute Maximum Ratings
(Notes 1, 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage (V
DD
)
Storage Temperature
Input Voltage
Power Dissipation (Note 3)
ESD Susceptibility (Note 4)
ESD Susceptibility (Note 5)
4.5V
65C to +150C
-0.3V to V
DD
+ 0.3V
Internally Limited
2000V
200V
Junction Temperature
Thermal Resistance
See AN-1187 ’Leadless Leadframe Packaging (LLP).’
150C
Operating Ratings
Temperature Range
T
MIN
≤
T
A
≤
T
MAX
Supply Voltage (V
DD
)
40C
≤
T
A
≤
85C
1.6V
≤
V
DD
≤
4.2V
Electrical Characteristics V
DD
= 3.6V
The following specifications apply for V
DD
= 3.6V, A
V-BTL
= 6dB, Z
L
= 2μF+30
unless otherwise specified. Limits apply to T
A
=
25C. See Figure 1.
Symbol
Parameter
Conditions
LM4953
Units (Limits)
Typ
(Note 6)
Limit
(Notes 7, 8)
I
DD
Quiescent Power Supply
Current
Quiescent Power Supply
Current Auto Standby Mode
Shutdown Current
V
IN
= 0, R
LOAD
= 2μF+30
8
TBD
mA (max)
I
standby
V
IN
= 0, Z
LOAD
= 2μF+30
2.7
mA
I
SD
V
SD
= GND
SD1
SD2
SD1
SD2
0.1
1
μA (max)
V (min)
V
SDIH
Shutdown Voltage Input High
0.7*CPVdd
V
SDIL
Shutdown Voltage Input Low
0.3*CPVdd
V (max)
T
WU
V
OS
Wake-up Time
Output Offset Voltage
125
1
μsec
10
mV (max)
V
OUT
Output Voltage Swing
THD = 1% (max); f = 1kHz
R
L
= 2μF+30
, Mono BTL
12.6
Vpp
THD+N
Total Harmonic Distortion +
Noise
Output Noise
V
OUT
= 6Vp-p, f
IN
= 1kHz
0.02
%
∈
OS
A-Weighted Filter, V
IN
= 0V
V
RIPPLE
= 200mVp-p, f = 217Hz,
Input Referred
V
RIPPLE
= 200mVp-p, f = 1kHz,
Input Referred
Z
L
= 2μF+30
, V
OUT
= 6Vp-p
15
μV
PSRR
Power Supply Rejection
Ratio
67
dB
65
dB
SNR
Signal-to-Noise Ratio
105
dB
Electrical Characteristics V
DD
= 3.0V
The following specifications apply for V
DD
= 3.0V, A
V-BTL
= 6dB, Z
L
= 2μF+30
unless otherwise specified. Limits apply to T
A
=
25C. See Figure 1.
Symbol
Parameter
Conditions
LM4953
Units (Limits)
Typ
(Note 6)
Limit
(Notes 7, 8)
I
DD
Quiescent Power Supply
Current
Quiescent Power Supply
Current Auto Standby Mode
Shutdown Current
V
IN
= 0, Z
LOAD
= 2μF+30
7
10
mA (max)
I
standby
V
IN
= 0, Z
LOAD
= 2μF+30
2.3
mA
I
SD
V
SD-LC
= V
SD-RC
= GND
SD1
SD2
0.1
1
μA (max)
V (min)
V
SDIH
Shutdown Voltage Input High
0.7*CPVdd
L
www.national.com
3
相關(guān)PDF資料
PDF描述
LM4980 2 Cell Battery, 1mA, 42mW Per Channel High Fidelity Stereo Headphone Audio Amplifier for MP3 players
LM4980SD 2 Cell Battery, 1mA, 42mW Per Channel High Fidelity Stereo Headphone Audio Amplifier for MP3 players
LM4992SD 420mW Stereo Cell Phone Audio Amplifier
LM4992 420mW Stereo Cell Phone Audio Amplifier
LM5041 Cascaded PWM Controller
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM4953SD/NOPB 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
LM4953SDBD 功能描述:BOARD EVALUATION LM4953SD RoHS:否 類別:編程器，開發(fā)系統(tǒng) >> 評估板 - 音頻放大器 系列:Boomer® 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:1 系列:-
LM4953SDBD/NOPB 功能描述:音頻 IC 開發(fā)工具 LM4953SD EVAL BRD 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
LM4953SDX 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
LM4953SDX/NOPB 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，查看報價

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，查看報價

*型號 *數(shù)量 廠商 批號 封裝
添加更多采購

我的聯(lián)系方式

*
*
*