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TLV320AIC3206IRSBT

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Texas Instruments Audio Interface ICs, WQFN-40(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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docs tlv320aic3206irsbt: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 3d ago
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README.md Initial commit: component/tlv320aic3206irsbt · Ray 4d ago
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tlv320aic3206irsbt-etched.glb tlv320aic3206irsbt: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 3d ago
tlv320aic3206irsbt-etched.step tlv320aic3206irsbt: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 3d ago
tlv320aic3206irsbt.glb Publish 0.1.0 · Ray 4d ago
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tlv320aic3206irsbt.step Publish 0.1.0 · Ray 4d ago

TLV320AIC3206IRSBT

Texas Instruments · Audio Interface ICs · WQFN-40(5x5)

TLV320AIC3206IRSBT from Texas Instruments, in a WQFN-40(5x5). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 DVss power_in Digital ground; device substrate.
2 DVss power_in Digital ground.
3 RESET input Hardware reset input.
4 GPIO bidirectional General-purpose digital I/O with programmable secondary functions for audio timing and interrupt outputs.
5 MCLK input Master clock input for codec operation.
6 BCLK bidirectional Primary I2S interface bit clock, bidirectional.
7 WCLK bidirectional Primary I2S interface word clock, bidirectional.
8 DIN input Primary I2S interface serial data input with configurable secondary functions for digital microphone.
9 DOUT output Primary I2S interface serial data output with configurable secondary functions for general-purpose output.
10 IOVdd power_in Supply for I/O buffers, 1.1 V to 3.6 V.
11 IOVss power_in Ground for I/O buffers.
12 SCLK input SPI serial clock input or digital microphone clock depending on device mode.
13 SCL/SS input I2C serial clock or SPI slave select depending on SPI_SELECT configuration.
14 SDA/MOSI bidirectional I2C serial data or SPI master-out-slave-in depending on SPI_SELECT, bidirectional in I2C mode.
15 MISO output SPI serial data output with configurable secondary functions for audio and general-purpose outputs.
16 SPI_SELECT input Control mode select input; high for SPI protocol, low for I2C protocol.
17 IN1_L input Multifunction analog input for left microphone or line input, configurable for single-ended or differential operation.
18 IN1_R input Multifunction analog input for right microphone or line input, configurable for single-ended or differential operation.
19 IN2_L input Multifunction analog input for left microphone or line input, configurable for single-ended or differential operation.
20 IN2_R input Multifunction analog input for right microphone or line input, configurable for single-ended or differential operation.
21 AVss power_in Analog ground.
22 REF output Reference voltage output for external filter capacitor.
23 MICBIAS output Programmable microphone bias voltage output.
24 IN3_L input Multifunction analog input for left microphone or line input, configurable for single-ended or differential operation.
25 IN3_R input Multifunction analog input for right microphone or line input, configurable for single-ended or differential operation.
26 LOL output Left line-level output.
27 LOR output Right line-level output.
28 GND_SENSE input External ground reference for ground-centered headphone interface with input range -0.5 V to 0.5 V.
29 AVdd power_in Analog supply voltage, 1.5 V to 1.95 V.
30 Vsys power_in System power supply, 1.5 V to 5.5 V; must be greater than or equal to AVdd and DVdd.
31 HPL output Left headphone output, ground-centered or single-ended configuration.
32 DRVdd_HP power_in Headphone driver supply, 1.5 V to 1.95 V for ground-centered configuration or 1.5 V to 3.6 V for single-ended.
33 HPR output Right headphone output, ground-centered or single-ended configuration.
34 MICDET input Microphone detection input for automatic microphone insertion sensing.
35 VNEG power_in Negative headphone supply, -1.8 V to 0 V input when charge pump disabled or filtering output when enabled.
36 FLY_N power_in Negative terminal for charge-pump flying capacitor.
37 DVss_CP power_in Charge pump ground.
38 FLY_P power_in Positive terminal for charge-pump flying capacitor.
39 DVdd_CP power_in Charge pump supply; recommended to connect to DVdd.
40 DVdd power_in Digital supply voltage, 1.26 V to 1.95 V.
41 EP passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package WQFN-40(5x5)
Category Interface
Pins 41

CAD (KiCad official)

  • Symbol: TLV320AIC3206IRSBT
  • Footprint: Package_DFN_QFN:QFN-40-1EP_5x5mm_P0.4mm_EP3.6x3.6mm
  • 3D model: WQFN-40(5x5) (KiCad packages3D, STEP)
  • 3D model files: tlv320aic3206irsbt-etched.step / tlv320aic3206irsbt-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tlv320aic3206irsbt.step / tlv320aic3206irsbt.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Texas Instruments datasheet (52 pp, sha256 42fc13abdce469c1, retrieved 2026-10-01, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-5-5 (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).

Datasheet PDF