Loads on click. Unloads only if this page sits in the background.

Symbol & Footprint

Schematic Symbol

Open full view ↗
Loads on click. Unloads only if this page sits in the background.

PCB Footprint

Open full view ↗
Loads on click. Unloads only if this page sits in the background.
Loads on click. Unloads only if this page sits in the background.
Download PDF
Contents

README

markdown

TLV320AIC3100IRHBT

Texas Instruments · Audio Interface ICs · VQFN-32(5x5)

TLV320AIC3100IRHBT from Texas Instruments, in a VQFN-32(5x5). 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 IOVSS power_in Interface ground
2 IOVDD power_in Interface power supply, 1.1 V to 3.6 V
3 DVDD power_in Digital core power supply, 1.65 V to 1.95 V
4 DOUT output Audio serial data output
5 DIN input Audio serial data input
6 WCLK bidirectional Audio serial word clock, input in slave mode or output in master mode
7 BCLK bidirectional Audio serial bit clock, input in slave mode or output in master mode
8 MCLK input External master clock input with maximum frequency of 50 MHz
9 SDA bidirectional I2C control bus data input/output, open-drain
10 SCL bidirectional I2C control bus clock input/output, open-drain
11 VOL/MICDET input Volume control analog input or microphone/headphone/headset detection input
12 MICBIAS output Microphone bias voltage output, selectable to 2 V, 2.5 V, or AVDD
13 MIC1LP input Microphone and line input routed to P input mixer and left output mixer
14 MIC1RP input Microphone and line input routed to P input mixer and left and right output mixer
15 MIC1LM input Microphone and line input routed to M or P input mixer
16 AVSS power_in Analog ground
17 AVDD power_in Analog power supply, 2.7 V to 3.6 V
18 DVSS power_in Digital ground
19 SPKM output Class-D speaker driver inverting output for BTL operation
20 SPKVSS power_in Class-D speaker driver ground
21 SPKVDD power_in Class-D speaker driver power supply, 2.7 V to 5.5 V, must be ≥ AVDD
22 SPKP output Class-D speaker driver non-inverting output for BTL operation
23 SPKM output Class-D speaker driver inverting output for BTL operation
24 SPKVDD power_in Class-D speaker driver power supply, 2.7 V to 5.5 V, must be ≥ AVDD
25 SPKVSS power_in Class-D speaker driver ground
26 SPKP output Class-D speaker driver non-inverting output for BTL operation
27 HPL output Left-channel headphone/line driver AC-coupled output
28 HPVDD power_in Headphone/line driver and PLL power supply, 2.7 V to 3.6 V
29 HPVSS power_in Headphone/line driver and PLL ground
30 HPR output Right-channel headphone/line driver AC-coupled output
31 RESET input Device reset input, active low
32 GPIO1 bidirectional General-purpose I/O pin with multifunction capability for audio interface routing and clock selection
33 EP passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package VQFN-32(5x5)
Category Interface
Pins 33

CAD (KiCad official)

  • Symbol: TLV320AIC3100IRHBT
  • Footprint: Package_DFN_QFN:QFN-32-1EP_5x5mm_P0.5mm_EP3.3x3.3mm
  • 3D model: VQFN-32(5x5) (KiCad packages3D, STEP)
  • 3D model files: tlv320aic3100irhbt-etched.step / tlv320aic3100irhbt-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tlv320aic3100irhbt.step / tlv320aic3100irhbt.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (134 pp, sha256 eb089a9214cf4c96, retrieved 2026-09-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-4-6 (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