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LM49450SQX/NOPB PDF预览

LM49450SQX/NOPB

更新时间: 2024-02-21 07:57:53
品牌 Logo 应用领域
德州仪器 - TI 放大器商用集成电路
页数 文件大小 规格书
42页 1037K
描述
Boomer I2S Input, 2.5W/Channel, Low EMI, Stereo, Class D Audio Sub-System with Ground Referenced Headphone Amplifier, 3D Enhancement, and Headphone Sense

LM49450SQX/NOPB 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active包装说明:HVQCCN, LCC28,.2SQ,20
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:8 weeks
风险等级:5.48商用集成电路类型:AUDIO AMPLIFIER
JESD-30 代码:S-PQCC-N32JESD-609代码:e3
长度:5 mm湿度敏感等级:1
功能数量:2端子数量:28
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:HVQCCN
封装等效代码:LCC28,.2SQ,20封装形状:SQUARE
封装形式:CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE峰值回流温度(摄氏度):260
电源:3.6/5 V认证状态:Not Qualified
筛选级别:AEC-Q100座面最大高度:0.8 mm
子类别:Audio/Video Amplifiers最大供电电压 (Vsup):5.5 V
表面贴装:YES温度等级:INDUSTRIAL
端子面层:Matte Tin (Sn)端子形式:NO LEAD
端子节距:0.5 mm端子位置:QUAD
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:5 mm
Base Number Matches:1

LM49450SQX/NOPB 数据手册

 浏览型号LM49450SQX/NOPB的Datasheet PDF文件第6页浏览型号LM49450SQX/NOPB的Datasheet PDF文件第7页浏览型号LM49450SQX/NOPB的Datasheet PDF文件第8页浏览型号LM49450SQX/NOPB的Datasheet PDF文件第10页浏览型号LM49450SQX/NOPB的Datasheet PDF文件第11页浏览型号LM49450SQX/NOPB的Datasheet PDF文件第12页 
LM49450  
www.ti.com  
SNAS440D FEBRUARY 2008REVISED MAY 2013  
Timing Characteristics(1)(2) (continued)  
The following specifications apply for Headphone: AV = 0dB, RL(LS) = 8, RL(HP) = 32, f = 1kHz, unless otherwise specified.  
Limits apply for TA = 25°C.  
LM49450  
Units  
(Limits)  
Symbol  
Parameter  
Conditions  
Typical(3)  
Limit(4)  
DATA Hold Time from BCLK  
Rising Edge  
10  
ns (min)  
tDHT  
CONTROL INTERFACE TIMING  
SCLK Frequency  
400  
0.6  
kHz (max)  
Hold Time (repeated START  
μs (min)  
1
Condition)  
2
3
Clock Low Time  
Clock High Time  
1.3  
600  
600  
μs (min)  
ns (min)  
ns (min)  
Setup Time for a Repeated  
START Condition  
4
Data Hold Time  
Output  
Input  
300  
ns (min)  
5
0
900  
ns (min)  
ns (max)  
6
7
Data Setup Time  
100  
ns (min)  
20+0.1CB  
300  
ns (min)  
ns (max)  
Rise Time of SDA and SCL  
Fall Time of SDA and SCL  
15+0.1CB  
300  
ns (min)  
ns (max)  
8
9
Setup Time for STOP Condition  
600  
1.3  
ns (min)  
Bus Free time Between a STOP  
and START Condition  
μs ( min)  
10  
Bus Capacitance  
10  
200  
pF (min)  
pF (max)  
CB  
PIN DESCRIPTIONS  
Pin  
1
Name  
C1P  
Description  
Charge Pump Flying Capacitor Positive Terminal  
Charge Pump Ground  
I2C Serial Data Input  
2
CPGND  
SDA  
3
4
DGND  
I2S_WS  
I2S_SDI  
I2S_CLK  
MCLK  
SCL  
Digital Ground  
I2S Word Select Input  
I2S Serial Data Input  
I2S Clock Input  
5
6
7
8
Master Clock  
I2C Clock Input  
9
10  
11  
12  
13  
14  
15  
16  
17  
18, 24  
19  
20  
21  
DVDD  
IOVDD  
GND  
Digital Core Power Supply  
Digital Interface Power Supply  
Analog Ground  
REF  
DAC Reference Bypass  
Right Channel Analog Input  
Left Channel Analog Input  
Analog Power Supply  
INR  
INL  
VDD  
BYPASS  
LSVDD  
LLS+  
Mid-Rail Bias Bypass  
Speaker Power Supply  
Left Channel Non-Inverting Speaker Output  
Left Channel Inverting Speaker Output  
Speaker Ground  
LLS-  
LSGND  
Copyright © 2008–2013, Texas Instruments Incorporated  
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Product Folder Links: LM49450  
 

LM49450SQX/NOPB 替代型号

型号 品牌 替代类型 描述 数据表
LM49450SQ/NOPB TI

完全替代

Boomer I2S Input, 2.5W/Channel, Low EMI, Stereo, Class D Audio Sub-System with Ground Ref

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