- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄358866 > LM4855LQ (NATIONAL SEMICONDUCTOR CORP) Boomer AUDIO POWER AMPLIFIER Integrated Audio Amplifier System PDF資料下載
參數(shù)資料
| 型號(hào)： | LM4855LQ |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | Boomer AUDIO POWER AMPLIFIER Integrated Audio Amplifier System |
| 中文描述： | 1.5 W, 3 CHANNEL, AUDIO AMPLIFIER, QCC24 |
| 封裝： | LLP-24 |
| 文件頁(yè)數(shù)： | 5/24頁(yè) |
| 文件大小： | 1116K |
| 代理商： | LM4855LQ |
第1頁(yè)第2頁(yè)第3頁(yè)第4頁(yè)當(dāng)前第5頁(yè)第6頁(yè)第7頁(yè)第8頁(yè)第9頁(yè)第10頁(yè)第11頁(yè)第12頁(yè)第13頁(yè)第14頁(yè)第15頁(yè)第16頁(yè)第17頁(yè)第18頁(yè)第19頁(yè)第20頁(yè)第21頁(yè)第22頁(yè)第23頁(yè)第24頁(yè)
Electrical Characteristics
(Notes 2, 8)
The following specifications apply for V
DD
= 3.0V, T
A
= 25C unless otherwise specified.
Symbol
Parameter
Conditions
LM4855
Units
(Limits)
Typical
(Note 5)
Limits
(Note 6)
I
DD
Supply Current
Output mode 1
V
IN
= 0V; No loads
Output mode 1
V
IN
= 0V; Loaded (Fig.1)
Output modes 2, 3, 4, 5, 6, 7
V
IN
= 0V; No loads
Output modes 2, 3, 4, 5, 6, 7
V
IN
= 0V; Loaded (Fig. 1)
Output mode 0
V
IN
= 0V
SPKR
OUT
; R
L
= 4
THD+N = 1%; f = 1kHz, LM4855LQ
SPKR
OUT
; R
L
= 8
THD+N = 1%; f = 1kHz
R
OUT
and L
OUT
; R
L
= 32
THD+N = 0.5%; f = 1kHz
SPKR
OUT
f = 20Hz to 20kHZ
P
OUT
= 250mW; R
L
= 8
R
OUT
and L
OUT
f = 20Hz to 20kHZ
P
OUT
= 20mW; R
L
= 32
A-weighted (Note 10)
V
RIPPLE
= 200mV
PP
; f = 217Hz, C
B
=
1.0μF
All audio inputs terminated into 50
;
Output referred Gain (BTL) = 12dB
Output Mode 1, 3, 5, 7
V
RIPPLE
= 200mV
PP
; f = 217Hz, C
B
=
1.0μF
All audio inputs terminated into 50
;
Output referred Maximum gain setting
Output Mode 2, 3
Output Mode 4, 5
Output Mode 6, 7
4.5
7
mA (max)
5.0
8
mA (max)
6.5
10
mA (max)
7
11
mA (max)
I
SD
V
OS
Shutdown Current
Output Offset Voltage
0.1
5.0
430
2.0
40
μA (max)
mV (max)
mW
P
O
Output Power
340
300
mW (min)
25
20
mW (min)
THD+N
Total Harmonic Distortion Plus
Noise
0.5
%
0.5
%
N
OUT
Output Noise
29
58
μV
PSRR
Power Supply Rejection Ratio
SPKR
OUT
55
dB (min)
Power Supply Rejection Ratio
R
OUT
and L
OUT
63
58
55
60
55
52
1.4
V
DD
0.4
GND
dB (min)
dB (min)
dB (min)
V (min)
V (max)
V (max)
V (min)
V
IH
Logic High Input Voltage
V
IL
Logic Low Input Voltage
L
www.national.com
5
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LM4855ITL | Boomer AUDIO POWER AMPLIFIER Integrated Audio Amplifier System |
| LM4855 | Boomer AUDIO POWER AMPLIFIER Integrated Audio Amplifier System |
| LM4857 | Stereo 1.2W Audio Sub-system with 3D Enhancement |
| LM4857GR | Stereo 1.2W Audio Sub-system with 3D Enhancement |
| LM4857ITL | Stereo 1.2W Audio Sub-system with 3D Enhancement |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM4855LQ/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 |
| LM4855LQBD | 功能描述:BOARD EVALUATION LM4855LQ RoHS:否 類別:編程器，開發(fā)系統(tǒng) >> 評(píng)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:- |
| LM4855LQX/NOPB | 制造商:Texas Instruments 功能描述:Audio Amp Headphone/Speaker 1-CH Mono/2-CH Stereo 1.5W Class-AB 24-Pin LLP EP T/R |
| LM4856 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Integrated Audio Amplifier System |
| LM48560 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:High Voltage Class H Ceramic Speaker Driver with Automatic Level Control |
發(fā)布緊急采購(gòu)，3分鐘左右您將得到回復(fù)。