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參數(shù)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(shù)： | 3/28頁 |
| 文件大?。?/td> | 1490K |
| 代理商： | LM4936 |
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Absolute Maximum Ratings
(Note 10)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage
Storage Temperature
Input Voltage
Power Dissipation (Note 11)
ESD Susceptibility (Note 12)
ESD Susceptibility (Note 13)
Junction Temperature
Soldering Information
Small Outline Package
Vapor Phase (60 sec.)
Infrared (15 sec.)
See AN-450 “Surface Mounting and their Effects on
Product Reliability” for other methods of soldering surface
mount devices.
6.0V
-65C to +150C
0.3V to V
DD
+0.3V
Internally limited
2000V
200V
150C
215C
220C
θ
JC
(typ) - MXA28A
θ
JA
(typ) - MXA28A (exposed DAP) (Note 4)
θ
JA
(typ) - MXA28A (exposed DAP) (Note 3)
θ
JA
(typ) - MXA28A (exposed DAP) (Note 5)
θ
JA
(typ) - MXA28A (exposed DAP) (Note 6)
2C/W
41C/W
54C/W
59C/W
93C/W
Operating Ratings
Temperature Range
T
MIN
≤
T
A
≤
T
MAX
Supply Voltage (Note 17)
40C
≤
TA
≤
85C
2.7V
≤
V
DD
≤
5.5V
I
2
C/SPI V
DD
≤
V
DD
2.4V
≤
I
2
C/SPI V
DD
≤
5.5V
Electrical Characteristics for Entire IC
(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)
Limit
(Note 15)
2.7
5.5
25
2.0
4
0.8
V
DD
Supply Voltage
V (min)
V (max)
mA (max)
μA (max)
V (min)
V (max)
I
DD
I
SD
V
IH
V
IL
Quiescent Power Supply Current
Shutdown Current
Headphone Sense High Input Voltage
Headphone Sense Low Input Voltage
V
IN
= 0V, I
O
= 0A
V
shutdown
= V
DD
10
0.7
Electrical Characteristics for Volume Control
(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)
0
-91
0.35
Limit
(Note 15)
±
0.75
-75
C
RANGE
Volume Control Range
Maximum gain setting
Minimum gain setting
f
IN
= 1kHz
Mute Mode
dB (max)
dB (min)
dB
dB (min)
A
Ch-Ch
A
M
Channel to Channel Gain Mismatch
Mute Attenuation
-78
Electrical Characteristics for Control Interface
(Notes 7, 10)
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)
2.5
100
0
100
100
t
1
t
2
t
3
t
4
t
5
SCL period
SDA Set-up Time
SDA Stable Time
Start Condition Time
Stop Condition Time
μs (min)
ns (min)
ns (min)
ns (min)
ns (min)
L
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)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(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 |
| LM4936MH/NOPB | 功能描述:音頻放大器 Stereo 2W Audio Pwr Amp 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 |
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