处理中...

首页  >  产品百科  >  PGA4311UAG4

PGA4311UAG4

产品分类: 音频接口芯片
厂牌: TEXAS INSTRUMENTS
产品描述:
供应商型号: 595-PGA4311UAG4
供应商: Mouser
标准整包数: 1
TEXAS INSTRUMENTS 音频接口芯片 PGA4311UAG4

PGA4311UAG4概述

    Product Introduction: Texas Instruments PGA4311 Four-Channel Audio Volume Control
    The Texas Instruments PGA4311 is a highly sophisticated, digitally-controlled analog volume control designed primarily for professional and high-end consumer audio systems. It features four independent audio channels, each with its own dedicated analog input and output, enabling precision control over audio levels across various devices. With its ability to achieve a wide gain range from +31.5dB to −95.5dB in 0.5dB steps, the PGA4311 offers unparalleled flexibility for audio engineers and system designers.
    Technical Parameters
    | Parameter | Min | Typ | Max | Unit |

    | Step Size | 0.5 | 0.5 | - | dB |
    | Gain Error | ±0.05 | ±0.05 | - | dB |
    | Input Resistance | 10 | 10 | - | kΩ |
    | THD+N @ 1kHz | 0.0004 | 0.001 | 0.0002 | % |
    | Dynamic Range | 116 | 120 | 116 | dB |
    | Noise-Free Transition | Yes |
    | Interchannel Crosstalk| -130 -130 | dBFS |
    | Power Supplies | ±5V ±5V | Analog, +5V |
    The PGA4311 operates with ±5V analog supplies and a +5V digital supply, ensuring compatibility with a broad spectrum of electronic systems. It features a low noise floor, achieving up to 120dB dynamic range, and minimal total harmonic distortion plus noise (THD+N).
    Product Features and Advantages
    The PGA4311 is equipped with several unique features:
    1. Independent Analog Channels: Four channels ensure versatile applications across different audio sources.
    2. Zero Crossing Detection: Enables seamless gain transitions without audible artifacts.
    3. Wide Gain Range: Provides flexible control from maximum amplification to deep attenuation.
    4. High Dynamic Range: Delivers crystal-clear audio quality even at high signal levels.
    5. Low Interchannel Crosstalk: Reduces unwanted signal leakage between channels.
    6. Compact Design: Available in SOP-28 package for easy integration.
    These features make the PGA4311 ideal for advanced audio systems requiring both precision and performance.
    Application Case Studies and Usage Recommendations
    The PGA4311 finds applications in professional audio equipment such as mixing consoles, multi-track recorders, broadcast studio gear, and car audio systems. For instance, in broadcasting studios, its precision gain control ensures consistent sound levels, minimizing distortions and noise. In car audio systems, the ability to handle up to 600Ω loads directly simplifies integration with automotive amplifiers.
    Recommendations:
    - Use external resistors to buffer high impedance sources for optimal performance.
    - Implement zero crossing detection for noise-free transitions in applications demanding smooth volume changes.
    - Ensure adequate grounding practices to avoid interference between digital and analog sections.
    Compatibility and Support
    The PGA4311 is compatible with a wide range of host controllers due to its three-pin serial control interface. Texas Instruments provides extensive documentation, including application notes and evaluation modules, aiding in its integration into diverse designs.
    Common Issues and Solutions
    | Problem | Solution |

    | Unwanted noise during volume changes | Enable zero crossing detection |
    | Unexpected loss of volume control | Verify correct configuration of the gain register |
    | Inadequate dynamic range | Adjust power supply voltages or use higher-grade units |
    Summary and Recommendation
    The Texas Instruments PGA4311 stands out as a premium audio volume control solution with unmatched performance paramet

PGA4311UAG4参数

参数
长*宽*高 18mm*7.52mm*2.35mm
通用封装 SOIC-28
安装方式 贴片安装
应用等级 汽车级
零件状态 停产
包装方式 散装,管装

PGA4311UAG4厂商介绍

Texas Instruments(简称TI),是一家总部位于美国德克萨斯州达拉斯的全球性半导体设计与制造公司,成立于1930年。TI是全球领先的模拟技术、数字信号处理和微控制器(MCU)领域的供应商。

主营产品分类:
1. 模拟产品:包括电源管理、信号链和接口产品,广泛应用于工业、汽车、医疗等领域。
2. 嵌入式处理:包括微控制器(MCU)、数字信号处理器(DSP)和处理器,广泛应用于消费电子、工业控制、汽车电子等领域。
3. 无线产品:包括无线通信模块和解决方案,应用于物联网、智能城市、智能家居等领域。
4. 计算器:TI也是知名的计算器制造商,拥有多款科学计算器和图形计算器产品。

应用领域:
TI的产品和技术广泛应用于通信、计算机、消费电子、汽车、工业、医疗等多个领域。

优势:
1. 技术创新:TI在模拟、嵌入式处理和无线通信领域拥有强大的研发实力和专利技术。
2. 产品多样性:TI提供广泛的产品线,满足不同客户的需求。
3. 客户支持:TI在全球设有技术支持中心,为客户提供专业的技术支持和解决方案。
4. 供应链管理:TI拥有强大的供应链管理能力,确保产品的稳定供应和交付。

PGA4311UAG4数据手册

厂牌 PDF简要描述 下载
TEXAS INSTRUMENTS 音频接口芯片 TEXAS INSTRUMENTS PGA4311UAG4 PGA4311UAG4数据手册

PGA4311UAG4封装设计

查看详情并下载
Symbol
Footprint
3D Model
价格梯度 中国香港交货 内地交货(含增值税)
1+ $ 23.4255 ¥ 197.9455
10+ $ 18.2196 ¥ 153.9556
20+ $ 17.3232 ¥ 146.381
100+ $ 14.028 ¥ 118.5366
500+ $ 13.629 ¥ 115.1651
库存: 57
起订量: 1 增量: 1
交货地:
最小起订量为:1
合计: ¥ 197.94
直接购买
加入购物车

爆款推荐

型号 价格(含增值税)
821054PQFG ¥ 68.8176
AAP149BS-M6B-G-LF-TR ¥ 0
AD1835AAS ¥ 97.4089
AD2427WCCSZ01 ¥ 42.4735
ADG794BRQZ-REEL7 ¥ 7.4937
ADG884BRMZ ¥ 14.1352
AK2346A ¥ 0
AK4103AVF ¥ 0
AK4113VF ¥ 58.8881
AK4114VQ ¥ 0