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Contents

README

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PCM1792ADB

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

PCM1792ADB 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 ZEROL bidirectional L-channel zero flag output; 5-V tolerant Schmitt input and CMOS output.
2 ZEROR bidirectional R-channel zero flag output; 5-V tolerant Schmitt input and CMOS output.
3 MSEL input I2C/SPI mode select input; 5-V tolerant Schmitt trigger.
4 LRCK input Left and right clock (fS) input for normal operation, sampling frequency 10-200 kHz; 5-V tolerant Schmitt trigger.
5 DATA input Serial audio data input for normal operation, accepts 16-, 20-, and 24-bit audio data; 5-V tolerant Schmitt trigger.
6 BCK input Bit clock input for serial audio data; 5-V tolerant Schmitt trigger.
7 SCK input System clock input supporting 128, 192, 256, 384, 512, or 768 fS with autodetect; 5-V tolerant Schmitt trigger.
8 DGND power_in Digital ground.
9 VDD power_in Digital power supply, nominal 3.3 V; range 3.0 to 3.6 Vdc.
10 MS bidirectional Mode control chip-select input; 5-V tolerant Schmitt input and output.
11 MDI input Mode control data input; 5-V tolerant Schmitt trigger.
12 MC input Mode control clock input; 5-V tolerant Schmitt trigger.
13 MDO tri_state Mode control readback data output with 5-V tolerant Schmitt input; CMOS output in normal mode or open-drain 3-state output in I2C mode.
14 RST input Reset input; 5-V tolerant Schmitt trigger.
15 VCC2R power_in Analog power supply for R-channel DACFF, nominal 5 V; range 4.75 to 5.25 Vdc.
16 AGND3R power_in Analog ground for R-channel DACFF.
17 IOUTR+ output R-channel differential current output+; full-scale output current 7.8 mA p-p.
18 IOUTR- output R-channel differential current output-; full-scale output current 7.8 mA p-p.
19 AGND1 power_in Analog ground (internal bias).
20 IREF passive Output current reference bias pin for setting full-scale output current.
21 VCOMR passive R-channel internal bias decoupling pin.
22 VCOML passive L-channel internal bias decoupling pin.
23 VCC1 power_in Analog power supply, nominal 5 V; range 4.75 to 5.25 Vdc; VCC1, VCC2L, and VCC2R must be within ±0.1 V.
24 AGND2 power_in Analog ground (internal bias).
25 IOUTL+ output L-channel differential current output+; full-scale output current 7.8 mA p-p.
26 IOUTL- output L-channel differential current output-; full-scale output current 7.8 mA p-p.
27 AGND3L power_in Analog ground for L-channel DACFF.
28 VCC2L power_in Analog power supply for L-channel DACFF, nominal 5 V; range 4.75 to 5.25 Vdc.

Key specifications

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

CAD (KiCad official)

  • Symbol: PCM1792ADB
  • Footprint: Package_SO:SSOP-28_5.3x10.2mm_P0.65mm
  • 3D model: SSOP-28 (KiCad packages3D, STEP)
  • 3D model files: pcm1792adb-etched.step / pcm1792adb-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); pcm1792adb.step / pcm1792adb.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (63 pp, sha256 7d3cd83bea6d6eeb, retrieved 2026-10-05, 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