TAS5026APAG - 6-Ch Digital Audio PWM Processor | TI
MPN: TAS5026APAG ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $8.5 | $8.50 |
| 10 | $7.65 | $76.50 |
| 100 | $6.8 | $680.00 |
| 500 | $6.12 | $3,060.00 |
| 1,000 | $5.5 | $5,500.00 |
TAS5026APAG Overview
A digital audio PWM processor is a specialized DSP that converts digital audio streams (e.g., I2S) into pulse-width modulated signals. These PWM signals drive switching power stages, which then feed speakers through passive LC filters. This architecture achieves high efficiency (>90%) compared to linear amplifiers, reducing heat and power consumption in consumer and professional audio equipment.
Key features include six independent channels, I2C control for configuration, and I2S input for digital audio. The device supports sample rates up to 192 kHz and provides advanced processing like volume control and dynamic range compression. Its 64-TQFP package offers a compact footprint for multi-channel designs.
Technically, the TAS5026APAG employs a digital modulator with noise shaping to achieve high signal-to-noise ratio. It is designed to work with TI's PurePath Digital power stages, such as the TAS5121, which can deliver up to 100W into 4Ω speakers. The PWM output is optimized for minimal distortion and jitter.
Typical applications include home theater receivers, AV receivers, soundbars, and active speakers. The device's multi-channel capability and digital interface make it ideal for surround sound systems. It is also used in automotive infotainment and professional audio equipment.
When designing with the TAS5026APAG, ensure proper decoupling of the 3.3V supply and careful PCB layout to minimize noise. The I2C interface allows real-time control of volume and mute functions. Note that the device is now obsolete, so consider alternative parts for new designs.
Drop-in alternatives for TAS5026APAG — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with TAS5026APAG (same form factor and footprint) — differing in Function, Number of Channels.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
TAS5026APAGR
✅ Drop-In📋 Reference alternative (not in catalog)
TAS5026APAGRG4
✅ Drop-In📋 Reference alternative (not in catalog)
TAS5001PFBRG4
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$2.43 / Unit
View Datasheet →TAS5026APAG Maximum Ratings & Electrical Characteristics
| Function | Modulator |
| Applications | Digital Audio Interfacing |
| Number of Channels | 6 |
| Interface | I2C, I2S |
| Voltage - Supply | 3V ~ 3.6V |
| Package / Case | 64-TQFP (10x10) |
| Packaging | Tray |
| Product Status | Obsolete |
| Series | PurePath Digital™ |
| Mounting Type | Surface Mount |
| Output Type | PWM |
TAS5026APAG Pin Configuration
| Pin 1 | VDD — Digital power supply (3.3V) |
| Pin 2 | GND — Ground |
| Pin 3 | SCL — I2C clock |
| Pin 4 | SDA — I2C data |
| Pin 5 | MCLK — Master clock input |
| Pin 6 | LRCLK — Left/right clock |
| Pin 7 | BCLK — Bit clock |
| Pin 8 | DATA_IN — Serial audio data input |
| Pin 9 | PWM_OUT1 — PWM output channel 1 |
| Pin 10 | PWM_OUT2 — PWM output channel 2 |
| Pin 11 | PWM_OUT3 — PWM output channel 3 |
| Pin 12 | PWM_OUT4 — PWM output channel 4 |
| Pin 13 | PWM_OUT5 — PWM output channel 5 |
| Pin 14 | PWM_OUT6 — PWM output channel 6 |
| Pin 15 | RESET — Reset input |
Typical Applications
TAS5026APAG is suitable for 6 applications: Home Theater Receivers, AV Receivers, Soundbars, Active Speakers, Automotive Infotainment, Professional Audio Equipment.
Home Theater Receivers
The TAS5026APAG provides six channels of PWM modulation for surround sound in home theater receivers. Its I2S input accepts digital audio from HDMI or optical sources, and the I2C interface allows volume and tone control. The high efficiency of Class-D operation reduces heat sink requirements, enabling compact receiver designs. With support for up to 192 kHz sample rates, it delivers high-fidelity audio for movies and music.
Recommended
AV Receivers
In AV receivers, the TAS5026APAG processes multi-channel audio from various sources, converting PCM data to PWM for each channel. Its six channels support 5.1 surround sound configurations. The device's digital processing ensures consistent audio quality across channels, and the I2C control allows integration with system microcontrollers. The 64-TQFP package fits well on multi-layer PCBs used in AV equipment.
Recommended
Soundbars
Soundbars benefit from the TAS5026APAG's multi-channel PWM output, enabling virtual surround sound from a single bar. The I2S input connects directly to digital audio processors, and the I2C interface allows user-controlled volume and EQ. The high efficiency of Class-D amplification allows slim designs without large heat sinks. The device's low latency ensures audio-video synchronization.
Recommended
Active Speakers
Active speakers use the TAS5026APAG to drive multiple drivers (woofer, tweeter) with individual PWM signals. The I2S input accepts digital audio from a DSP or wireless receiver, and the I2C interface allows crossover and EQ adjustments. The device's six channels can be configured for bi-amping or tri-amping. Its compact package and high efficiency make it ideal for powered monitors and portable speakers.
Recommended
Automotive Infotainment
In automotive infotainment systems, the TAS5026APAG provides multi-channel audio amplification for in-car entertainment. Its digital interface reduces noise susceptibility in the vehicle environment. The I2C control allows integration with head units and DSPs. The device's high efficiency reduces power draw from the car battery. However, note that the device is not AEC-Q100 qualified, so it may not be suitable for all automotive applications.
Recommended
Professional Audio Equipment
Professional audio equipment, such as powered mixers and amplifiers, uses the TAS5026APAG for reliable multi-channel PWM modulation. The I2S input accepts high-resolution audio, and the I2C interface allows precise control. The device's low distortion and high SNR meet professional audio standards. Its 64-TQFP package is suitable for industrial-grade PCBs.
Recommended
Recommended Products Summary
Engineering reference data for TAS5026APAG — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | TAS5026APAGR | TAS5026APAGRG4 | TAS5001PFBRG4 |
|---|---|---|---|---|
| Package | 64-TQFP | 64-TQFP | 64-TQFP | 64-TQFP |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Number of Channels | 6 | 6 | 6 | 6 |
| Interface | I2C, I2S | I2C, I2S | I2C, I2S | I2C, I2S |
| Supply Voltage | 3V ~ 3.6V | 3V ~ 3.6V | 3V ~ 3.6V | 3V ~ 3.6V |
| Lifecycle | Obsolete | Obsolete | Obsolete | Obsolete |
| Packaging | Tray | Tape & Reel | Tape & Reel | Tape & Reel |
Key Differentiators
- Six-channel PWM output (vs TAS5827RHBR)
- Tray packaging (vs TAS5026APAGR)
- PurePath Digital technology (vs TAS5001PFBRG4)
Design Notes
The TAS5026APAG requires a clean 3.3V supply. Use a low-noise LDO regulator and place 0.1uF and 10uF decoupling capacitors close to the VDD pins. Avoid sharing the supply with high-current digital circuits to prevent noise coupling into the audio path.
For optimal performance, use a 4-layer PCB with dedicated ground and power planes. Keep the I2S and I2C traces short and shielded to minimize interference. The PWM outputs should be routed away from analog input traces to prevent crosstalk.
Since the TAS5026APAG is obsolete, verify availability and long-term supply before using in production. Also, ensure the external power stage (e.g., TAS5121) is compatible with the PWM output levels. Check the datasheet for proper configuration of the I2C registers.
Compliance Information
Compliance data not provided in verified web data. TAS5026APAGRG4 is lead-free (RoHS) per suffix.
