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參數資料
| 型號： | LM4843MHX/NOPB |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 音頻控制 |
| 英文描述： | 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PDSO20 |
| 封裝： | TSSOP-20 |
| 文件頁數： | 13/19頁 |
| 文件大?。?/td> | 597K |
| 代理商： | LM4843MHX/NOPB |
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
6.0V
Storage Temperature
-65C to +150C
Input Voltage
0.3V to V
DD +0.3V
Power Dissipation
Internally limited
ESD Susceptibility (Note 12)
2000V
ESD Susceptibility (Note 13)
200V
Junction Temperature
150C
Soldering Information
Small Outline Package
Vapor Phase (60 sec.)
215C
Infrared (15 sec.)
220C
See AN-450 “Surface Mounting and their Effects on
Product Reliability” for other methods of soldering surface
mount devices.
θ
JC (typ) — MXA20A
2C/W
θ
JA (typ) — MXA20A (exposed
DAP) (Note 4)
41C/W
θ
JA (typ) — MXA20A (exposed
DAP) (Note 3)
54C/W
θ
JA (typ) — MXA20A (exposed
DAP) (Note 5)
59C/W
θ
JA (typ) — MXA20A (exposed
DAP) (Note 6)
93C/W
Operating Ratings
Temperature Range
T
MIN
≤ T
A
≤T
MAX
40C
≤TA ≤ 85C
Supply Voltage
2.7V
≤ 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 TA = 25C.
Symbol
Parameter
Conditions
LM4843
Units
(Limits)
Typical
Limit
V
DD
Supply Voltage
2.7
V (min)
5.5
V (max)
I
DD
Quiescent Power Supply Current
V
IN = 0V, IO = 0A
15
30
mA (max)
I
SD
Shutdown Current
V
shutdown =VDD
0.7
2.0
A (max)
Electrical Characteristics for Volume Attenuators
(Notes 7, 10) The following specifications apply for V
DD = 5V. Limits apply for TA = 25C.
Symbol
Parameter
Conditions
LM4843
Units
(Limits)
Typical
Limit
C
RANGE
Attenuator Range (Note 16)
Attenuation with V
DCVol = 5V, No Load
±0.75
dB (max)
Attenuation with V
DCVol = 0V
-75
dB (min)
A
M
Mute Attenuation
V
mute = 5V, Bridged Mode (BM)
-78
dB (min)
LM4843
www.national.com
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| LM4844 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Stereo 1.2W Audio Sub-system with 3D Enhancement |
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| LM4844TL/NOPB | 功能描述:接口—CODEC RoHS:否 制造商:Texas Instruments 類型: 分辨率: 轉換速率:48 kSPs 接口類型:I2C ADC 數量:2 DAC 數量:4 工作電源電壓:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel |
| LM4844TLEVAL | 功能描述:BOARD EVALUATION LM4844TL RoHS:否 類別:編程器，開發(fā)系統(tǒng) >> 評估板 - 音頻放大器 系列:Boomer® 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:1 系列:- |
| LM4844TLX/NOPB | 功能描述:接口—CODEC RoHS:否 制造商:Texas Instruments 類型: 分辨率: 轉換速率:48 kSPs 接口類型:I2C ADC 數量:2 DAC 數量:4 工作電源電壓:1.8 V, 2.1 V, 2.3 V to 5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:DSBGA-81 封裝:Reel |
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