Specifications
| Type | Description |
|---|---|
| Part Number | TAS2764 |
| Manufacturer | Texas Instruments |
| Product Type | Operational Amplifier |
| Category | Signal Chain |
| Package / Case | 30-ball DSBGA YBH, 0.4 mm pitch, 2.128 mm x 2.542 mm nominal body |
| Continuous Output Power | 13 W; RL=4 Ω + 16 µH, PVDD=12 V, THD+N=1%, fin=1 kHz, fs=48 kHz |
| Continuous Output Power | 8 W; RL=8 Ω + 16 µH, PVDD=12 V, THD+N=1%, fin=1 kHz, fs=48 kHz |
| Maximum Output Power | 15.8 W; RL=4 Ω + 16 µH, PVDD=12 V, THD+N=10%, fin=1 kHz, fs=48 kHz |
| Maximum Output Power | 9.7 W; RL=8 Ω + 16 µH, PVDD=12 V, THD+N=10%, fin=1 kHz, fs=48 kHz |
| System Efficiency | 80.5%; RL=4 Ω + 16 µH, POUT=1 W, PVDD=12 V |
| System Efficiency | 84%; RL=8 Ω + 16 µH, POUT=1 W, PVDD=12 V |
| System Efficiency | 76.5%; RL=8 Ω + 5 µH, POUT=1 W, PWR_MODE2, PVDD=12 V |
| System Efficiency | 82.5%; RL=8 Ω + 16 µH, POUT=1 W, PWR_MODE2, PVDD=12 V |
| System Efficiency | 85%; RL=4 Ω + 16 µH, POUT=10 W, PVDD=12 V |
| System Efficiency | 90%; RL=8 Ω + 16 µH, POUT=5 W, PVDD=12 V |
| System Efficiency | 90%; RL=8 Ω + 5 µH, POUT=8 W, PWR_MODE2, PVDD=12 V |
| PVDD Recommended Supply Voltage Functional Range | 2.3-16 V; device remains functional, performance may degrade, PVDD > VBAT1S - 0.7 V |
| PVDD Recommended Supply Voltage Performance Range | 3.0-16 V; recommended operating conditions |
| VBAT1S Recommended Supply Voltage Functional Range | 2.3-5.5 V; device remains functional, performance may degrade |
| VBAT1S Recommended Supply Voltage Performance Range | 3.0-5.5 V; recommended operating conditions |
| AVDD Recommended Supply Voltage | min 1.65 V, typ 1.8 V, max 1.95 V; recommended operating conditions |
| IOVDD Recommended Supply Voltage | min 1.1 V, typ 1.2 V, max 1.3 V or min 1.65 V, typ 1.8 V, max 1.95 V |
| Hardware Shutdown Current | <1 µA; hardware shutdown mode |
| Noise Gate Mode Current | 3 mA; noise gate mode |
| Ultrasonic Output Bandwidth | up to 40 kHz; full-scale ultrasonic output |
| I2S/TDM Channel Support | 8 channels of 32-bit up to 96 kHz; I2S/TDM digital audio interface |
| Supported Sample Rates | 44.1-96 kHz; digital audio interface |
| I2C Address Count | 8 addresses; ADDR resistor selects I2C address, Fast Mode Plus supported |
| Multi-Device Bus Sharing | up to 8 devices; common bus via I2S/TDM and I2C interfaces |
| Recommended Speaker Impedance | 3.2 Ω; recommended operating conditions |
| Recommended Speaker Inductance | 5 µH; recommended operating conditions |
| Operating Free-Air Temperature | min -40°C, max 85°C; device functional and reliable, some performance characteristics may be degraded |
| Performance Free-Air Temperature | min -20°C, max 70°C; all performance characteristics are met |
| Operating Junction Temperature | min -40°C, max 125°C; absolute maximum ratings |
| Storage Temperature | min -65°C, max 150°C; absolute maximum ratings |
| AVDD Absolute Maximum Voltage | min -0.3 V, max 2 V; over operating free-air temperature range |
| IOVDD Absolute Maximum Voltage | min -0.3 V, max 2 V; over operating free-air temperature range |
| PVDD Absolute Maximum Voltage | min -0.3 V, max 18.5 V; over operating free-air temperature range |
| VBAT1S Absolute Maximum Voltage | min -0.3 V, max 6 V; over operating free-air temperature range |
| PVDD-VBAT1S Absolute Maximum Voltage | min -0.3 V, max 18 V; over operating free-air temperature range |
| DREG Absolute Maximum Voltage | min -0.3 V, max 1.5 V; internal supply voltage |
| Digital IO Absolute Maximum Input Voltage | min -0.3 V, max 2.3 V; digital IOs referenced to IOVDD, all digital inputs and IOs are failsafe |
| HBM ESD Rating | ±2000 V; human-body model per ANSI/ESDA/JEDEC JS-001 |
| CDM ESD Rating | ±500 V; charged-device model per JEDEC JESD22-C101 |
| Junction-to-Ambient Thermal Resistance | 59.9°C/W; YBH 30-pin DSBGA package |
| Junction-to-Case Top Thermal Resistance | 0.2°C/W; YBH 30-pin DSBGA package |
| Junction-to-Board Thermal Resistance | 14.9°C/W; YBH 30-pin DSBGA package |
| Junction-to-Top Characterization Parameter | 0.1°C/W; YBH 30-pin DSBGA package |
| Junction-to-Board Characterization Parameter | 14.9°C/W; YBH 30-pin DSBGA package |
| Digital Input High Threshold | 0.7 x IOVDD V; all digital pins except SDA and SCL |
| Digital Input Low Threshold | 0.3 x IOVDD V; all digital pins except SDA and SCL |
| I2C Input High Threshold | 0.7 x IOVDD V; SDA and SCL |
| I2C Input Low Threshold | 0.3 x IOVDD V; SDA and SCL |
| Digital Output High Voltage | IOVDD - 0.2 V; all digital pins except SDA, SCL, and IRQZ, IOH=100 µA |
| Digital Output Low Voltage | 0.2 V; all digital pins except SDA, SCL, and IRQZ, IOL=-100 µA |
| I2C Output Low Voltage | 0.2 x IOVDD V; SDA and SCL, IOL(I2C)=-1 mA |
| IRQZ Output Low Voltage | 0.2 V; IRQZ open-drain output, IOL(IRQZ)=-1 mA |
| Digital Input Logic-High Leakage | min -1 µA, max 1 µA; all digital pins, input=IOVDD |
| Digital Input Logic-Low Leakage | min -1 µA, max 1 µA; all digital pins, input=GND |
| OUT to VSNS Resistance | 10 kΩ; load disconnected |
| Digital Input Capacitance | 5 pF; all digital pins |
| IO Pin Pull-Down Resistance | 18 kΩ; SDOUT, SDIN, FSYNC, SBCLK when asserted on |
| IO Output Current Strength Drive Mode 0 | 8 mA; measured at IOVDD-0.4 V and 0.4 V |
| IO Output Current Strength Drive Mode 1 | 6 mA; measured at IOVDD-0.4 V and 0.4 V |
| IO Output Current Strength Drive Mode 2 | 4 mA; measured at IOVDD-0.4 V and 0.4 V |
| IO Output Current Strength Drive Mode 3 | 2 mA; measured at IOVDD-0.4 V and 0.4 V |
| Datasheet Status | request_only |
Product Overview
The TAS2764 is a Texas Instruments digital input mono Class-D audio amplifier for Signal_Chain designs. Its digital audio interface supports I2S/TDM operation with 8 channels of 32-bit data up to 96 kHz, with supported sample rates from 44.1 kHz to 96 kHz. The device also supports up to 8 I2C addresses selected by an ADDR resistor and can share common I2S/TDM and I2C buses across up to 8 devices.
Power and load specifications include 13 W continuous output power into 4 Ω + 16 µH and 8 W into 8 Ω + 16 µH at PVDD=12 V, 1% THD+N, 1 kHz input, and 48 kHz sampling. Maximum output power is specified as 15.8 W into 4 Ω + 16 µH and 9.7 W into 8 Ω + 16 µH under 10% THD+N conditions.
The package is a 30-ball DSBGA YBH with 0.4 mm pitch and 2.128 mm x 2.542 mm nominal body. Recommended supplies include PVDD 3.0 V to 16 V for performance operation, VBAT1S 3.0 V to 5.5 V for performance operation, AVDD at 1.8 V typical, and IOVDD options centered at 1.2 V or 1.8 V.
Key Features
- Digital input mono Class-D audio amplifier
- 13 W continuous output into 4 Ω load
- 15.8 W maximum output into 4 Ω load
- I2S/TDM supports 8 channels of 32-bit audio
- Supported digital audio sample rates from 44.1-96 kHz
- Full-scale ultrasonic output bandwidth up to 40 kHz
- PVDD performance supply range from 3.0-16 V
- Hardware shutdown current below 1 µA
- Up to 8 devices share I2S/TDM and I2C buses
- 30-ball DSBGA YBH package with 0.4 mm pitch
Typical Applications
- Digital mono speaker amplification
- I2S/TDM audio output stages
- Multi-device audio amplifier buses
- 4 Ω speaker load designs
- 8 Ω speaker load designs
- Ultrasonic output applications
- Low-shutdown-current audio systems
- Compact DSBGA audio assemblies
Procurement Notes
When requesting a quote for TAS2764, buyers should confirm the manufacturer, package or case, required quantity, target date code, compliance documents, packing method, destination country and expected delivery schedule.
If alternatives are acceptable, buyers should share the approved vendor list, required electrical or optical limits, package constraints and qualification requirements. Any alternative part should be reviewed by the buyer's engineering team before production use.
For analog and signal-chain sourcing, supply voltage, bandwidth, accuracy, noise level, package, temperature grade, input/output configuration and qualification requirements should be verified before approval.
FAQ
What type of device is the TAS2764?
The TAS2764 is a Texas Instruments digital input mono Class-D audio amplifier categorized under Signal_Chain. It is supplied in a 30-ball DSBGA YBH package with 0.4 mm pitch and a 2.128 mm x 2.542 mm nominal body.
What output power is specified for the TAS2764?
At PVDD=12 V, 1 kHz input, 48 kHz sampling, and 1% THD+N, the TAS2764 specifies 13 W continuous output into 4 Ω + 16 µH and 8 W into 8 Ω + 16 µH.
What digital audio interface does TAS2764 support?
The TAS2764 supports an I2S/TDM digital audio interface with 8 channels of 32-bit audio up to 96 kHz. Its supported digital audio sample-rate range is 44.1 kHz to 96 kHz.
What supply ranges are recommended for TAS2764 operation?
PVDD has a 3.0 V to 16 V performance range and 2.3 V to 16 V functional range. VBAT1S has a 3.0 V to 5.5 V performance range and 2.3 V to 5.5 V functional range.
Technical Review & Sourcing Note
Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: July 21, 2026.
This page is based on manufacturer datasheet information and LDeepAI sourcing review. Specifications should be verified against the official manufacturer datasheet before final procurement or design approval. Final electrical, optical and reliability approval should be confirmed by the buyer's engineering team.