component
TAS5720MRSMR
Public Made by Adomby adom
Texas Instruments Audio Amplifiers, VQFN-32(4x4). Datasheet-verified pinout, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownTAS5720MRSMR
Texas Instruments · Audio Amplifiers · VQFN-32(4x4)
TAS5720MRSMR from Texas Instruments, in a VQFN-32(4x4). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | VREF_N | power_in | Negative reference for analog, connect to VCOM and VREG capacitor negative pins. |
| 2 | FAULTZ | output | Open-drain active-low fault flag, pull up on PCB with resistor to DVDD. |
| 3 | SDZ | input | Active-low shutdown signal, assert low to hold device inactive. |
| 4 | LRCLK | input | TDM interface frame synchronization. |
| 5 | MCLK | input | Device master clock. |
| 6 | BCLK | input | TDM interface serial bit clock. |
| 7 | SDIN | input | TDM interface data input. |
| 8 | SCL | input | I2C clock input, pull up on PCB with a 2.4-kΩ resistor. |
| 9 | SDA | bidirectional | I2C bi-directional data, pull up on PCB with a 2.4-kΩ resistor. |
| 10 | GND | power_in | Ground, connect to PCB ground plane. |
| 11 | DVDD | power_in | Digital power supply (3.3 V), connect with external decoupling capacitor. |
| 12 | ADR1 | input | I2C address input, can detect short to DVDD, short to GND, 22-kΩ connection to GND, or 22-kΩ connection to DVDD. |
| 13 | ADR0 | input | I2C address input, can detect short to DVDD, short to GND, 22-kΩ connection to GND, or 22-kΩ connection to DVDD. |
| 14 | PVDD | power_in | Class-D amplifier power supply input, connect to PVDD supply and decouple externally. |
| 15 | PVDD | power_in | Class-D amplifier power supply input, connect to PVDD supply and decouple externally. |
| 16 | OUT_N | output | Class-D amplifier negative output. |
| 17 | OUT_N | output | Class-D amplifier negative output. |
| 18 | BST_N | power_in | Class-D amplifier negative bootstrap, connect to capacitor between BST_N and OUT_N. |
| 19 | PGND | power_in | Power ground, connect to PCB ground plane. |
| 20 | PGND | power_in | Power ground, connect to PCB ground plane. |
| 21 | PGND | power_in | Power ground, connect to PCB ground plane. |
| 22 | PGND | power_in | Power ground, connect to PCB ground plane. |
| 23 | BST_P | power_in | Class-D amplifier positive bootstrap, connect to capacitor between BST_P and OUT_P. |
| 24 | OUT_P | output | Class-D amplifier positive output. |
| 25 | OUT_P | output | Class-D amplifier positive output. |
| 26 | PVDD | power_in | Class-D amplifier power supply input, connect to PVDD supply and decouple externally. |
| 27 | PVDD | power_in | Class-D amplifier power supply input, connect to PVDD supply and decouple externally. |
| 28 | AVDD | power_in | Analog power supply input, connect directly to PVDD. |
| 29 | GND | power_in | Ground, connect to PCB ground plane. |
| 30 | GVDD | power_out | Class-D amplifier gate drive regulator output, connect decoupling capacitor to PCB ground plane. |
| 31 | VREG | power_out | Analog regulator output, connect decoupling capacitor to VREF_N pin. |
| 32 | VCOM | power_out | Common mode reference output, connect decoupling capacitor to VREF_N pin. |
| 33 | Thermal Pad | passive | Exposed thermal pad for heat dissipation, connect to GND for best system performance or leave floating. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | VQFN-32(4x4) |
| Category | Amplifiers/Comparators |
| Pins | 33 |
CAD (KiCad official)
- Symbol:
TAS5720MRSMR - Footprint:
Package_DFN_QFN:QFN-32-1EP_4x4mm_P0.4mm_EP2.9x2.9mm - 3D model: VQFN-32(4x4) (KiCad packages3D, STEP)
- 3D model files:
tas5720mrsmr-etched.step/tas5720mrsmr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);tas5720mrsmr.step/tas5720mrsmr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (54 pp, sha256
b73218235ddd2e94, retrieved 2026-09-23, tier: lcsc) - Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-5(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).