TAS5010PFB - 2-Channel 96 dB Digital Audio PWM Processor | TI
料号： TAS5010PFB ✓ 量产中TAS5010PFB 概述
A digital audio PWM processor is part of the digital signal-processing hierarchy and can also be described as an audio DSP, PCM-to-PWM converter, or digital audio modulator. In a true digital audio amplifier system, the processor receives PCM audio data, performs the required signal conversion and modulation, and sends the resulting PWM waveform to a power-output device. This architecture keeps the audio signal in digital form through much of the signal chain, helping reduce sensitivity to analog noise and distortion.
The TAS5010PFB’s principal features include 2-channel processing, 96 dB dynamic range, an I2S digital interface, 3.3 V PWM output, and a 48-TQFP package measuring 7 x 7 mm. A published device description reports THD+N of 0.08% under 1 kHz measurement conditions. These characteristics suit multichannel consumer, automotive, and powered-speaker applications where a digital source must be converted into an efficient PWM drive signal for a companion output stage.
The TAS5010 is intended to be paired with a PWM power-output device such as the TAS5100 family. The processor handles the digital modulation and formatting stage, while the power device converts the 3.3 V PWM waveform into a higher-power differential output capable of driving loudspeakers. This division of responsibilities allows the audio signal path to remain digital from the PCM input through the modulator while using a dedicated power stage for speaker current and voltage swing.
Typical uses include automotive head units, digital media systems, powered speakers, home-audio amplifiers, and compact consumer-audio products. The I2S interface supports connection to digital audio sources, while the two-channel architecture suits stereo reproduction. Automotive applications benefit from the device’s stated automotive-grade designation, but final suitability should be confirmed against the current manufacturer qualification documentation and the complete operating limits.
Designers should treat the TAS5010PFB as a signal-processing component rather than a direct speaker driver. The PCB must preserve the differential PWM routing between the processor and its companion output device, while power and ground distribution must support clean digital switching. Review the manufacturer pin-description table and application schematic before assigning tracks because the 48-pin footprint and exact pad functions determine whether the layout is electrically and mechanically correct.
This product record combines the manufacturer-classified device identity with practical system guidance: the processor converts serial PCM audio into a 3.3 V PWM stream, the TAS5100-class output device supplies speaker power, and the complete amplifier performance depends on the combined modulator, output-stage, power-supply, and layout design. The result is a concise engineering guide for evaluating the TAS5010PFB as the digital front end of a true digital audio amplifier.
直接替换替代料： TAS5010PFB ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
TAS5010PFBR
✅ 直接替换📋 参考替代料（不在目录中）
TAS5010PFBRG4
✅ 直接替换📋 参考替代料（不在目录中）
TAS5010IPFB
✅ 直接替换📋 参考替代料（不在目录中）
TAS5010PFB 最大额定值与电气特性
| Product Type | Digital audio PWM processor |
| Manufacturer | Texas Instruments |
| Channel Count | 2 channels |
| Dynamic Range | 96 dB |
| Digital Audio Interface | I2S |
| Input Format | Serial PCM digital audio stream |
| Output Format | 3.3 V PWM audio stream |
| THD+N | 0.08% at 1 kHz |
| Power Output Condition | Up to 30 W RMS system measurement condition |
| 封装 | 48-pin TQFP (7 x 7 mm) |
| 引脚数量 | 48 pins |
| 安装类型 | Surface mount |
| Automotive Classification | Automotive-grade |
TAS5010PFB 48-pin tqfp (7 x 7 mm) 引脚配置指南
TAS5010PFB（48-pin tqfp (7 x 7 mm) 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： TAS5010PFB.
请参阅 数据手册 以查看完整引脚配置。
典型应用
TAS5010PFB 适用于 6 应用s: Automotive Head-Unit Amplification, Digital Powered Speakers, Digital Media Player Amplification, Home Audio Amplifier, Industrial Audio Control, Multichannel Audio Network.
Automotive Head-Unit Amplification
The TAS5010PFB fits automotive digital-audio signal paths because it accepts an I2S PCM stream and converts two channels into a 3.3 V PWM waveform for a companion power stage. Its 96 dB dynamic range provides ample headroom for source-to-speaker reproduction, while the 48-pin TQFP package supports compact board layouts. The design should pair the processor with a compatible PWM output device, route differential speaker outputs from that power stage, and isolate aggressive switching currents from sensitive audio and control circuitry. Because the device is described as automotive-grade, engineering teams should still verify the exact AEC-Q100 status, temperature range, and supply requirements against the current manufacturer documentation before production release.
推荐
Digital Powered Speakers
The TAS5010PFB is suitable for powered speakers that receive digital audio and use a true digital amplification architecture. Its two-channel processing supports stereo streams, while the 3.3 V PWM output drives a TAS5100-class device that supplies the loudspeaker current swing. Keeping the source in PCM format until the modulator can reduce the analog signal-path length and supports consistent channel handling. A practical implementation should use separate, low-impedance PWM routing between the processor and power stage, maintain uninterrupted ground returns under the switching output, and reserve filtering and protection for the final speaker connection.
推荐
Digital Media Player Amplification
A digital media player can feed the TAS5010PFB through I2S when an efficient, noise-controlled speaker amplifier is required. The processor converts the PCM stream into a 3.3 V PWM signal, allowing the audio architecture to remain digital until a companion output stage performs power amplification. Its 96 dB dynamic range is useful for preserving low-level musical detail, and the two-channel configuration aligns with conventional stereo speakers. Board design should account for the TQFP footprint, maintain short digital interconnects, and plan filtering at the speaker output so PWM-related switching energy does not compromise audible performance.
推荐
Home Audio Amplifier
The TAS5010PFB can serve as the digital modulation section of a compact home-audio amplifier built around a TAS5100-class output device. Rather than decoding audio into an analog voltage and then passing it through a conventional analog amplifier, the architecture processes a digital PCM stream and generates a differential PWM command for the power stage. The result is a 2-channel signal path with 96 dB dynamic range and the potential for a compact, high-performance speaker amplifier. Designers should compare the approach with a traditional DAC and analog amplifier when the source already provides analog audio or when additional analog-output flexibility is essential.
推荐
Industrial Audio Control
Industrial audio-control systems can use the TAS5010PFB when the source is digital, the speaker load is substantial, and a reproducible digital signal chain is preferred. The processor accepts a two-channel PCM stream and provides a 3.3 V PWM output for a dedicated power stage, separating low-level signal processing from loudspeaker power amplification. This partition allows the control board to retain digital signal integrity while the output stage handles current demand. Layout and power planning should follow the manufacturer reference design, particularly for ground continuity, PWM trace geometry, filtering, and protection around the final speaker connection.
推荐
Multichannel Audio Network
The TAS5010PFB is applicable when a system must distribute or reproduce digitally sourced audio through multiple powered channels. Its two-channel processing supports paired stereo paths, while I2S provides a conventional digital-audio interface for source processors and codecs. The 48-pin TQFP package allows the modulator to be integrated without moving the power stage into the same device. In a network or distributed installation, clock and data routing become critical: use controlled topology, avoid unnecessary long traces, and keep each PWM link localized to its paired output stage. Confirm channel timing and system-level synchronization using the manufacturer interface and application information.
推荐
推荐产品汇总
工程参考数据： TAS5010PFB ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | TAS5010PFBR | TAS5010PFBRG4 | TAS5010IPFB |
|---|---|---|---|---|
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package | 48-pin TQFP (7 x 7 mm) | 48-pin TQFP (7 x 7 mm) | 48-pin TQFP (7 x 7 mm) | 48-pin TQFP (7 x 7 mm) |
| Product Type | Digital audio PWM processor | Digital audio PWM processor | Digital audio PWM processor | Digital audio PWM processor |
| Channel Count | 2 channels | 2 channels | 2 channels | 2 channels |
| Dynamic Range | 96 dB | 96 dB | 96 dB | 96 dB |
| Digital Audio Interface | I2S | I2S | I2S | I2S |
| PWM Output | 3.3 V PWM audio stream | 3.3 V PWM audio stream | 3.3 V PWM audio stream | 3.3 V PWM audio stream |
| THD+N | 0.08% at 1 kHz | 0.08% at 1 kHz | 0.08% at 1 kHz | 0.08% at 1 kHz |
| Pricing | Request a Quote | Request a Quote | Request a Quote | Request a Quote |
关键差异点
- Digital PCM-to-PWM signal processing （对比 TAS5010PFBR)
- True digital amplification integration （对比 TAS5010IPFB)
- Two-channel processing in a compact package （对比 TAS5010PFBRG4)
设计说明
Treat the TAS5010PFB as a digital modulator and keep its 3.3 V PWM routes short and controlled. Follow the manufacturer reference layout for the 48-pin TQFP land pattern, preserve continuous ground references, and avoid long stubs or unnecessary loops. Route each PWM signal directly toward its companion power-output device, and keep the high-current speaker-output section physically separated from the processor and sensitive input circuitry.
Do not connect a loudspeaker directly to the TAS5010PFB. Its PWM output is a 3.3 V signal intended for a compatible PWM power-output device such as the TAS5100 class. Using the processor as a conventional power amplifier can damage it and will not provide the current capability required by a speaker. Confirm output filtering, speaker protection, and grounding using the complete manufacturer application circuit.
Plan the I2S clock, data, and channel-selection routing as a matched digital interface. Keep the processor and source device on a common low-noise ground strategy, avoid routing these signals through switching-power regions, and verify timing margins using the manufacturer interface specifications. The 2-channel PCM stream must be mapped correctly because channel-selection errors can swap or incorrectly disable the two audio paths.
Separate the processor’s digital supply requirements from the companion power stage’s larger current demands. Use local decoupling and a low-impedance return path, then assess regulator headroom and thermal behavior at the maximum audio output condition. The processor creates the PWM command signal, but overall amplifier dissipation and supply loading are dominated by the power-output device and speaker load.
Evaluate the complete true digital audio amplifier at the intended maximum continuous output power rather than treating the processor as the thermal load. The 48-pin TQFP package requires attention to its land pattern and copper connectivity, but speaker-output dissipation occurs primarily in the companion power stage. Use the manufacturer reference layout and thermal guidance to maintain controlled junction temperatures in the final enclosure.
合规信息
The device is identified as automotive-grade, but the exact AEC-Q100 qualification, RoHS, REACH, lead-free, halogen-free, and conflict-minerals declarations require confirmation from current manufacturer documentation.
