參數(shù)資料
型號： LM4935
廠商： National Semiconductor Corporation
元件分類： ADC
英文描述： Audio Sub-System with Dual-Mode Stereo Headphone and Mono High Efficiency Loudspeaker Amplifiers and Multi-Purpose ADC
中文描述： 音頻子系統(tǒng)的雙模單聲道立體聲耳機和揚聲器放大器的高效率和多功能模數(shù)轉換器
文件頁數(shù)： 8/112頁
文件大小： 5017K
代理商： LM4935
8.0 Absolute Maximum Ratings
(Notes 1, 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Analog Supply Voltage
(A_V
DD
& LS_V
DD
)
Digital Supply Voltage
(BB_V
DD
& D_V
DD
& PLL_V
DD
)
Storage Temperature
Power Dissipation (Note 3)
ESD Susceptibility
Human Body Model (Note 4)
Machine Model (Note 5)
Junction Temperature
6.0V
6.0V
65C to +150C
Internally Limited
2500V
200V
150C
Thermal Resistance
θ
JA
– WLA49 (soldered down
to PCB with 2in
2
1oz. copper
plane)
Soldering Information
See AN-1279 for Microfil
TM
package information. Peak
reflow temperature should not exceed 235C.
60C/W
9.0 Operating Ratings
Temperature Range
Supply Voltage
D_V
DD
/PLL_V
DD
BB_V
DD
LS_V
DD
/A_V
DD
40C to +85C
2.7V to 4.5V
1.8V to 4.5V
2.7V to 5.5V
10.0 Electrical Characteristics
(Notes 1, 2)
BB_V
DD
= 1.8V, A_V
DD
= 3.3V, LS_V
DD
= 3.3V.
The following specifications apply for the circuit shown in
Figure 2
unless
otherwise stated. Limits apply for 25C.
Unless otherwise stated
PLL_V
DD
= 3.3V, D_V
DD
= 3.3V,
Symbol
Parameter
Conditions
LM4935
Units
Typical
(Note 6)
Limit
(Note 7)
DC CURRENT CONSUMPTION
DI
SD
Digital Shutdown Current
Chip Mode ’00’, f
MCLK
= 13MHz
Chip Mode ’00’, f
MCLK
= 19.2MHz
0.7
μA
μA
0.7
5
(max)
mA
mA
(max)
DI
ST
Digital Standby Current
Chip Mode ’01’, f
MCLK
= 13MHz
Chip Mode ’01’, f
MCLK
= 19.2MHz
1.5
2.2
3
DI
DD
Digital Active Current
Chip Mode ’10’, f
MCLK
= 13MHz,
DAC, ADC, SAR OFF
Chip Mode ’10’, f
MCLK
= 19.2MHz,
DAC, ADC, SAR OFF
Chip Mode ’10’, f
MCLK
= 13MHz
DAC, ADC, SAR ON
Chip Mode ’10’, f
MCLK
= 19.2MHz,
DAC, ADC, SAR ON
Chip Mode ’00’
1.5
mA
2.2
mA
11.2
mA
16.2
20
mA
(max)
μA
(max)
μA
(max)
mA
mA
mA
mA
(max)
AI
SD
Analog Shutdown Current
0.2
3
AI
ST
Analog Standby Current
Chip Mode ’01’,
No headset inserted
All Outputs OFF, SE MODE
All Outputs OFF, OCL MODE
All Outputs ON, SE MODE
All Outputs ON, OCL MODE
0.2
3
AI
DD
Analog Active Current
6.1
5.7
18.3
18.7
28
PLLI
DD
PLL Active Current
f
MCLK
= 13 MHz
f
PLLOUT
= 12 MHz, PLL ON only
f
MCLK
= 19.2 MHz
f
PLLOUT
= 12 MHz, PLL ON only
f
MCLK
= 13MHz, ADC ON only
f
MCLK
= 19.2MHz, ADC ON only
4.2
mA
6.2
mA
ADCI
DD
ADC Active Current
2.5
3.6
mA
mA
L
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8
相關PDF資料
PDF描述
LM4935WL Audio Sub-System with Dual-Mode Stereo Headphone and Mono High Efficiency Loudspeaker Amplifiers and Multi-Purpose ADC
LM4935WLX Audio Sub-System with Dual-Mode Stereo Headphone and Mono High Efficiency Loudspeaker Amplifiers and Multi-Purpose ADC
LM4936 Stereo 2W Audio Power Amplifiers with Volume Control and Selectable Control Interface (SPI or I2C)
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相關代理商/技術參數(shù)
參數(shù)描述
LM49350 制造商:NSC 制造商全稱:National Semiconductor 功能描述:High Performance Audio Codec Sub-System with a Ground-Referenced Stereo Headphone Amplifier
LM49350RL 制造商:Texas Instruments 功能描述:Audio Codec 1ADC / 1DAC 36-Pin uSMD T/R 制造商:Texas Instruments 功能描述:AUDIO CODEC SUBSYSTEM 36MICRO SMDXT
LM49350RL/NOPB 功能描述:接口—CODEC Hi Perf Audio Codec Subsystem 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(shù)量:2 DAC 數(shù)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
LM49350RL/NOPB 制造商:Texas Instruments 功能描述:Audio Codec IC
LM49350RLEVAL 功能描述:音頻 IC 開發(fā)工具 LM49350RL EVAL BOARD RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V
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