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PCM4222PFBR

Public Made by Adom

by adom

Texas Instruments ADCs/DACs - Special Purpose, TQFP-48(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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PCM4222PFBR

Texas Instruments · ADCs/DACs - Special Purpose · TQFP-48(7x7)

PCM4222PFBR from Texas Instruments, in a TQFP-48(7x7). 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 AGND power_in Analog ground; connect to the analog ground plane.
2 VINR- input Right channel inverting differential analog input, 2.8VPP nominal full-scale.
3 VINR+ input Right channel noninverting differential analog input, 2.8VPP nominal full-scale.
4 VCC1 power_in Analog supply, +4.0V nominal.
5 AGND power_in Analog ground.
6 AGND power_in Analog ground.
7 AGND power_in Analog ground.
8 AGND power_in Analog ground.
9 VCC2 power_in Analog supply, +4.0V nominal.
10 VINL- input Left channel inverting differential analog input, 2.8VPP nominal full-scale.
11 VINL+ input Left channel noninverting differential analog input, 2.8VPP nominal full-scale.
12 AGND power_in Analog ground.
13 VCOML output Left channel common-mode voltage output, (0.4875 × VCC2) nominal.
14 REFGNDL power_in Left channel reference ground; connect to analog ground.
15 VREFL output Left channel reference output for decoupling purposes only; not for biasing external circuits.
16 PCMEN input PCM output enable, active high.
17 HPFDR or MOD1 bidirectional Right channel high-pass filter disable input (active high); becomes modulator data output 1 (LSB) when MODEN is high.
18 HPFDL or MOD2 bidirectional Left channel high-pass filter disable input (active high); becomes modulator data output 2 when MODEN is high.
19 FS0 or MOD3 bidirectional PCM sampling mode selection input; becomes modulator data output 3 when MODEN is high.
20 FS1 or MOD4 bidirectional PCM sampling mode selection input; becomes modulator data output 4 when MODEN is high.
21 DF or MOD5 bidirectional Digital decimation filter response selection input; becomes modulator data output 5 when MODEN is high.
22 DSDEN or MOD6 bidirectional DSD output enable input (active high); becomes modulator data output 6 (MSB) when MODEN is high.
23 MODEN input Multi-bit modulator output enable, active high.
24 DSDMODE input DSD output mode/rate selection.
25 SUB1 or MCKO bidirectional TDM active sub-frame selection input; becomes master clock output when MODEN is high.
26 SUB0 or WCKO bidirectional TDM active sub-frame selection input; becomes modulator left/right word clock output when MODEN is high.
27 DSDCLK output DSD data clock output.
28 DSDL output Left channel DSD data output.
29 DSDR output Right channel DSD data output.
30 DGND power_in Digital ground.
31 VDD power_in Digital supply, +3.3V nominal.
32 DATA output PCM output data.
33 BCK bidirectional PCM bit or data clock.
34 LRCK bidirectional PCM left/right word clock.
35 MCKI input Master clock input.
36 RST input Reset and power-down input.
37 OVFL output Left channel overflow flag, active high.
38 OVFR output Right channel overflow flag, active high.
39 S/M input PCM output slave/master mode select.
40 DGND power_in Digital ground.
41 OWL1 input PCM output word length select (MSB).
42 OWL0 input PCM output word length select (LSB).
43 FMT1 input PCM output data format select (MSB).
44 FMT0 input PCM output data format select (LSB).
45 DGND power_in Digital ground.
46 VREFR output Right channel reference output for decoupling purposes only; not for biasing external circuits.
47 REFGNDR power_in Right channel reference ground; connect to analog ground.
48 VCOMR output Right channel common-mode voltage output (0.4875 × VCC1) nominal.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package TQFP-48(7x7)
Category Data Acquisition
Pins 48

CAD (KiCad official)

  • Symbol: PCM4222PFBR
  • Footprint: Package_QFP:TQFP-48_7x7mm_P0.5mm
  • 3D model: TQFP-48(7x7) (KiCad packages3D, STEP)
  • 3D model files: pcm4222pfbr-etched.step / pcm4222pfbr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); pcm4222pfbr.step / pcm4222pfbr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (44 pp, sha256 aa9e1258c4fe6bc7, retrieved 2026-10-08, 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