參數資料
型號： LM4936
廠商： National Semiconductor Corporation
英文描述： Stereo 2W Audio Power Amplifiers with Volume Control and Selectable Control Interface (SPI or I2C)
中文描述： 2W的立體聲音頻功率放大器，帶有音量控制和可選控制接口（SPI或I2C）
文件頁數： 4/28頁
文件大小： 1490K
代理商： LM4936
Electrical Characteristics for Control Interface
(Notes 7, 10) (Continued)
The following specifications apply for V
DD
= 5V, V
DD
= 3V and 2.4V
≤
I
2
C/SPI V
DD
≤
5.5V. Limits apply for T
A
= 25C.
Symbol
Parameter
Conditions
LM4936
Units
(Limits)
Typical
(Note 14)
Limit
(Note 15)
0.7 X
I
2
C/SPIV
DD
0.3 X
I
2
C/SPIV
DD
50
50
50
50
50
50
100
100
5
V
IH
Digital Input High Voltage
V (min)
V
IL
Digital Input Low Voltage
V (max)
t
ES
t
EH
t
EL
t
DS
t
DH
t
CS
t
CH
t
CL
f
CLK
SPI ENABLE Setup Time
SPI ENABLE Hold Time
SPI ENABLE High Time
SPI DATA Setup Time
SPI DATA HOLD Time
SPI CLOCK Setup Time
SPI CLOCK High Pulse Width
SPI CLOCK Low Pulse Width
SPI CLOCK Frequency
ns (min)
ns (min)
ns (min)
ns (min)
ns (min)
ns (min)
ns (min)
ns (min)
MHz (max)
Electrical Characteristics for Single-Ended Mode Operation
(Notes 7, 10)
The following specifications apply for V
DD
= 5V. Limits apply for T
A
= 25C.
Symbol
Parameter
Conditions
LM4936
Units
(Limits)
Typical
(Note 14)
90
110
0.02
Limit
(Note 15)
P
O
Output Power
THD = 1%; f = 1kHz; R
L
= 32
THD = 10%; f = 1 kHz; R
L
= 32
P
OUT
= 20mW, f = 1kHz, R
L
= 32
,
A
VD
= 1, 80kHz BW
C
B
= 1μF, f = 120Hz,
Input Terminated
V
RIPPLE
= 200mVp-p
A-Wtd Filter
f = 1kHz, C
B
= 1μF
mW
mW
%
THD+N
Total Harmonic Distortion+Noise
PSRR
Power Supply Rejection Ratio
57
dB
N
OUT
X
talk
Output Noise
Channel Separation (Note 17)
18
63
μV
dB
Electrical Characteristics for Bridged Mode Operation
(Notes 7, 10)
The following specifications apply for V
DD
= 5V, unless otherwise noted. Limits apply for T
A
= 25C.
Symbol
Parameter
Conditions
LM4936
Units
(Limits)
Typical
(Note 14)
10
2.2
Limit
(Note 15)
50
V
OS
P
O
Output Offset Voltage
Output Power
V
IN
= 0V, No Load
THD + N = 1%; f = 1kHz; R
L
= 3
(Note 8)
THD + N = 1%; f = 1kHz; R
L
= 4
(Note 9)
THD+N = 1% (max); f = 1kHz;
R
L
= 8
THD+N = 10%; f = 1kHz; R
L
= 8
P
O
= 0.4W, f = 1kHz
R
L
= 8
, A
VD
= 2, 80kHz BW
C
B
= 1μF, f = 120Hz,
Input Terminated
V
RIPPLE
= 200mVp-p; R
L
= 8
mV (max)
W
2
W
1.25
1.0
W (min)
1.6
0.06
W
%
THD+N
Total Harmonic Distortion+Noise
PSRR
Power Supply Rejection Ratio
55
dB
L
www.national.com
4
相關PDF資料
PDF描述
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
LM4980SD 2 Cell Battery, 1mA, 42mW Per Channel High Fidelity Stereo Headphone Audio Amplifier for MP3 players
相關代理商/技術參數
參數描述
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
LM4936MH/NOPB 功能描述:音頻放大器 Stereo 2W Audio Pwr Amp 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
發(fā)布緊急采購，3分鐘左右您將得到回復。

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。也可以進入我的后臺，查看報價

*型號 *數量 廠商 批號 封裝
添加更多采購

我的聯系方式

*
*
*