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CXAR41117 CXAR41117A是数字输入立体声高效率的D级音频放大器接收数字串行音频数据数字音频处理器转换音频数据成为立体声D类输出扬声器放大器编解码器和扬声器放大器之间的无缝集成
| 产品型号： | CXAR41117 |
| 产品类型： | 运算放大器 |
| 产品系列： | D类音频功放电路 |
| 产品状态： | 量产 |
| 浏览次数： | 39 次 |
产品简介
·工作电压：PVDD为8.0V~24V
–DVD和AVDD为3.0V~3.6V
·高效D级运行，无需散热器
·数字串行音频输入（立体声输出）
·I2C控制接口
·采样率可支持32kHz至192kHz
·将音量控制从24dB分离到静音
·软静音（50%占空比）
·可编程动态范围压缩
–功率限制器
–扬声器保护
–夜间模式收听
·扬声器EQ的可编程双象限
·关机静音功能
·热力及以上
-自动恢复电流保护
技术参数
| 输入电压范围 (VIN) | ≤ 8~24VV |
|---|---|
| 输出电流 (IOUT) | 18mAA |
| 封装类型 | TQFP7x7-48P |
| Topology | D类音频功放电路 |
| Control method | Output Power RL=4W(W) :NA |
| Noise | 97 |
| Features | Output Power RL=8W(W):16 |
| Offset voltage | 150 |
| Application | Power Supply Rejection Ratio (dB) :NA |
| Protections | Class AB/D :D |
| Slew rate | Total Harmonic Distortion Plus Noise (%) :0.06 |
产品详细介绍
目录
7.相关产品
产品概述 返回TOP
The CXAR41117 CXAR41117A is a digital input, stereo, high efficiency, Class-D audio amplifier available in a TQFP7x7-48P package. The CXAR41117 CXAR41117A accepts the digital serial audio data and using the digital audio processor to convert the audio data becomes the stereo Class-D output speaker amplifier. This provides the seamless integration between the codec and the speaker amplifier. The CXAR41117 CXAR41117A is a slave device receiving clocks from external source, and the Class-D’s PWM switching frequency is 352.8kHz for the sampling rate 44.1kHz or 384 kHz for sampling 48kHz, depend on the input signal’s sampling rate.
产品特点 返回TOP
· Operating Voltage: 8.0V~24V for PVDD
– 3.0V~3.6V for DVDD and AVDD
· High Efficiency Class-D Operation Eliminate the Need of Heatsinks
· Digital Serial Audio Input (Stereo Output)
· I 2C Control Interface
· Sampling Rate can Support from 32kHz to 192kHz
· Separated Volume Control from 24dB to Mute
· Soft Mute (50% Duty Cycle)
· Programmable Dynamic Range Compression
– Power Limiter
– Speaker Protection
– Night-Mode Listening
· Programmable Biquads for Speaker EQ
· Shutdown and Mute Function
· Thermal and Over
-Current Protections with AutoRecovery
· Space Saving Package TQFP7x7-48P
· Lead Free and Green Devices Available (RoHS Compliant)
应用范围 返回TOP
· LCD TV
技术规格书（产品PDF) 返回TOP
需要详细的PDF规格书请扫一扫微信联系我们，还可以获得免费样品以及技术支持！
产品封装图 返回TOP
电路原理图 返回TOP
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Audio Products > Digital Input Audio Amplifier |
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|
Part_No |
Package |
Class AB/D |
VDD Voltage (V) |
IDD, Supply Current (mA) |
Output Power RL=4W(W) |
Output Power RL=8W(W) |
Total Harmonic Distortion Plus Noise (%) |
Power Supply Rejection Ratio (dB) |
Output Noise (uV) |
Signal to Noise Ratio (dB) |
|
|
min |
max |
||||||||||
|
TQFP7x7-48P |
D |
8 |
24 |
18 |
NA |
16 |
0.3 |
60 |
100 |
100 |
|
|
TQFP7x7-48P |
D |
8 |
24 |
18 |
NA |
16 |
0.06 |
NA |
100 |
100 |
|
|
TQFP7x7-48P |
D |
8 |
24 |
18 |
NA |
16 |
0.06 |
NA |
150 |
97 |
|
|
TQFP7x7-48P |
D |
8 |
24 |
18 |
NA |
16 |
0.06 |
NA |
150 |
98 |
|
|
TQFP7x7-48P |
D |
5 |
24 |
18 |
NA |
16 |
0.06 |
NA |
150 |
97 |
|
|
TQFP7x7-48P |
D |
8 |
24 |
18 |
31 |
16 |
0.06 |
NA |
200 |
95 |
|
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