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SRC4190IDBRQ1

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by adom

Texas Instruments Audio Interface ICs, SSOP-28. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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3D Model

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Symbol & Footprint

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PCB Footprint

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Datasheet

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Contents

README

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SRC4190IDBRQ1

Texas Instruments · Audio Interface ICs · SSOP-28

SRC4190IDBRQ1 from Texas Instruments, in a SSOP-28. 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 LGRP input Low group delay control input; active high
2 RCKI input Reference clock input
3 NC unconnected No internal connection
4 SDIN input Audio serial data input
5 BCKI bidirectional Input port bit clock I/O
6 LRCKI bidirectional Input port left/right word clock I/O
7 VIO power_in Digital I/O supply, rated 1.65 V to VDD
8 DGND power_in Digital ground
9 BYPAS input ASRC bypass control input; active high
10 IFMT0 input Input port data format control input
11 IFMT1 input Input port data format control input
12 IFMT2 input Input port data format control input
13 RST input Reset input; active low
14 MUTE input Output mute control input; active high
15 RDY output ASRC ready status output; active low
16 OWL1 input Output port data word length control input
17 OWL0 input Output port data word length control input
18 OFMT1 input Output port data format control input
19 OFMT0 input Output port data format control input
20 TDMI input TDM data input; connect to DGND when not in use
21 DGND power_in Digital ground
22 VDD power_in Digital core supply, 3.3 V
23 SDOUT output Audio serial data output
24 LRCKO bidirectional Output port left/right word clock I/O
25 BCKO bidirectional Output port bit clock I/O
26 MODE0 input Serial port mode control input
27 MODE1 input Serial port mode control input
28 MODE2 input Serial port mode control input

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SSOP-28
Category Interface
Pins 28

CAD (KiCad official)

  • Symbol: SRC4190IDBRQ1
  • Footprint: Package_SO:SSOP-28_5.3x10.2mm_P0.65mm
  • 3D model: SSOP-28 (KiCad packages3D, STEP)
  • 3D model files: src4190idbrq1-etched.step / src4190idbrq1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); src4190idbrq1.step / src4190idbrq1.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (32 pp, sha256 08d233a15df4159e, retrieved 2026-10-02, 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