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DSD1793DBR

Public Made by Adom

by adom

Texas Instruments ADCs/DACs - Special Purpose, SSOP-28. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Contents

README

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DSD1793DBR

Texas Instruments · ADCs/DACs - Special Purpose · SSOP-28

DSD1793DBR 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 PLRCK input Left and right clock (fS) input for PCM mode; Schmitt-trigger input, 5-V tolerant.
2 PBCK input Bit clock input for PCM mode; Schmitt-trigger input, 5-V tolerant.
3 PDATA input Serial audio data input for PCM mode; Schmitt-trigger input, 5-V tolerant.
4 DBCK input Bit clock input for DSD mode; Schmitt-trigger input, 5-V tolerant.
5 SCK input System clock input; Schmitt-trigger input, 5-V tolerant.
6 ADR1 input I2C address bit 1; Schmitt-trigger input, 5-V tolerant.
7 VDD power_in Digital power supply, 3.3 V (recommended range 3 V to 3.6 V).
8 DGND power_in Digital ground.
9 AGNDF power_in Analog ground for DACFF.
10 VCCR power_in Analog power supply for R-channel I/V, 5 V (recommended range 4.5 V to 5.5 V).
11 AGNDR power_in Analog ground for R-channel I/V.
12 VOUTR- output R-channel analog voltage output, negative (differential pair with VOUTR+).
13 VOUTR+ output R-channel analog voltage output, positive (differential pair with VOUTR-).
14 VCOM passive Internal bias decoupling pin, requires external decoupling.
15 VCCC power_in Analog power supply for internal bias and current DAC, 5 V (recommended range 4.5 V to 5.5 V).
16 AGNDC power_in Analog ground for internal bias and current DAC.
17 VOUTL+ output L-channel analog voltage output, positive (differential pair with VOUTL-).
18 VOUTL- output L-channel analog voltage output, negative (differential pair with VOUTL+).
19 AGNDL power_in Analog ground for L-channel I/V.
20 VCCL power_in Analog power supply for L-channel I/V, 5 V (recommended range 4.5 V to 5.5 V).
21 VCCF power_in Analog power supply for DACFF, 5 V (recommended range 4.5 V to 5.5 V).
22 ZEROR output Zero flag output for R-channel.
23 ZEROL output Zero flag output for L-channel.
24 DSDR input R-channel audio data input for DSD mode; Schmitt-trigger input, 5-V tolerant.
25 DSDL input L-channel audio data input for DSD mode; Schmitt-trigger input, 5-V tolerant.
26 SDA bidirectional I2C data; Schmitt-trigger input and output with 5-V tolerant input and open-drain, 3-state output.
27 SCL input I2C clock; Schmitt-trigger input, 5-V tolerant.
28 ADR0 input I2C address bit 0; Schmitt-trigger input, 5-V tolerant.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SSOP-28
Category Data Acquisition
Pins 28

CAD (KiCad official)

  • Symbol: DSD1793DBR
  • Footprint: Package_SO:SSOP-28_5.3x10.2mm_P0.65mm
  • 3D model: SSOP-28 (KiCad packages3D, STEP)
  • 3D model files: dsd1793dbr-etched.step / dsd1793dbr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); dsd1793dbr.step / dsd1793dbr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (51 pp, sha256 c9e4ab4c37d9af91, retrieved 2026-10-11, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (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