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參數(shù)資料
| 型號： | LM4852LQ/NOPB |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 1.5 W, 3 CHANNEL, AUDIO AMPLIFIER, QCC24 |
| 封裝： | LLP-24 |
| 文件頁數(shù)： | 16/21頁 |
| 文件大?。?/td> | 860K |
| 代理商： | LM4852LQ/NOPB |
Electrical Characteristics 5.0 V (Notes 3, 8) (Continued)
The following specifications apply for V
DD= 5.0V, TA= 25C unless otherwise specified.
Symbol
Parameter
Conditions
LM4852
Units
(Limits)
Typical
Limits
(Notes 6,
PSRR
Power Supply Rejection Ratio
SPKR
OUT
V
RIPPLE = 200mVPP; f = 217Hz,
C
B = 1.0F
All audio inputs terminated into 50
;
Output referred Gain (BTL) = 6dB
Output Mode 1,7
64
57
dB (min)
Output Mode 3
58
dB
Output Mode 5
55
dB
Power Supply Rejection Ratio
R
OUTand LOUT
V
RIPPLE = 200mVPP; f = 217Hz
C
B = 1.0F
All audio inputs terminated into 50
;
Output referred Maximum gain setting
Output Mode 2
68
59
dB (min)
Output Mode 4
60
54
dB (min)
Output Mode 6, 7
56
51
dB (min)
V
IH
Logic High Input Voltage
0.7 x V
DD
V
DD
V (min)
V (max)
V
IL
Logic Low Input Voltage
0.4
GND
V (max)
V (min)
Digital Volume Range
(R
IN and LIN)
Input referred minimum gain
-40.5
-41.1
-39.9
dB (min)
dB (max)
Input referred maximum gain
6.0
5.4
6.6
dB (min)
dB (max)
Digital Volume Stepsize
1.5
dB
Digital Volume Stepsize Error
±0.1
±0.6
dB ( max)
Phone In Volume
BTL gain from Phone In to SPKR
OUT
6
5.4
6.6
dB (min)
dB (max)
Mute Attenuation
Output Mode 1, 3, 5
100
dB
Phone In Input Impedance
20
15
25
k
(min)
k
(max)
R
IN and LIN Input Impedance
Maximum gain setting
30
22.5
37.5
k
(min)
k
(max)
Mininum gain setting
100
75
125
k
(min)
k
(max)
T
SD
Thermal Shutdown Temperature
170
150
C (min)
t
1
SCL (Clock) Period
2.5
s (min)
t
2
SDA to SCL Set-up Time
100
ns (min)
t
3
Data Out Stable Time
0
ns (min)
t
4
Start Condition Time
100
ns (min)
t
5
Stop Condition Time
100
ns (min)
LM4852
www.national.com
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM4853 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Mono 1.5 W / Stereo 300mW Power Amplifier |
| LM4853LD | 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 |
| LM4853LD/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 |
| LM4853MM | 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 |
| LM4853MM/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 |
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