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PCM4220PFB

Public Made by Adom

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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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docs Publish 0.1.0 · Ray 21h ago
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package.json Publish 0.1.0 · Ray 21h ago
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pcm4220pfb-etched.glb pcm4220pfb: factory component page (tier=lcsc) · Ray 21h ago
pcm4220pfb-etched.step pcm4220pfb: factory component page (tier=lcsc) · Ray 21h ago
pcm4220pfb-hero.glb pcm4220pfb: hero GLB from the etched model (keeps the MPN mark) · Ray 21h ago
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README.md Initial commit: component/pcm4220pfb · Ray 21h ago

PCM4220PFB

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

PCM4220PFB 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.
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, nominally 0.4875 × VCC2.
14 REFGNDL power_in Left channel reference ground; connect to analog ground.
15 VREFL output Left channel reference output, for decoupling purposes only.
16 PCMEN input PCM output enable, active high.
17 HPFDR input Right channel high-pass filter disable, active high.
18 HPFDL input Left channel high-pass filter disable, active high.
19 FS0 input Sampling mode select with FS1: 00 = Normal mode, 10 = Double Speed mode, 01 = Quad Speed mode, 11 = Reserved.
20 FS1 input Sampling mode select with FS0: 00 = Normal mode, 10 = Double Speed mode, 01 = Quad Speed mode, 11 = Reserved.
21 DF input Digital decimation filter response select: DF = 0 gives Classic filter response, DF = 1 gives Low Group Delay response.
22 DGND power_in Digital ground.
23 DGND power_in Digital ground.
24 DGND power_in Digital ground.
25 SUB1 input TDM active sub-frame select with SUB0: 00 = Sub-frame 0, 01 = Sub-frame 1 (SUB0 = 1, SUB1 = 0), 10 = Sub-frame 2, 11 = Sub-frame 3.
26 SUB0 input TDM active sub-frame select with SUB1; see SUB1 for the decoding.
27 NC unconnected No external connection; internally bonded to ESD pad.
28 NC unconnected No external connection; internally bonded to ESD pad.
29 NC unconnected No external connection; internally bonded to ESD pad.
30 DGND power_in Digital ground.
31 VDD power_in Digital supply, +3.3V nominal.
32 DATA output Audio serial port data output.
33 BCK bidirectional Audio serial port bit clock (I/O).
34 LRCK bidirectional Audio serial port left/right word clock (I/O).
35 MCKI input Master clock input.
36 RST input Reset and power-down, active low.
37 OVFL output Left channel overflow flag, active high.
38 OVFR output Right channel overflow flag, active high.
39 S/M input Audio serial port mode select: S/M = 0 gives Master mode, S/M = 1 gives Slave mode.
40 DGND power_in Digital ground (listed as Output in the datasheet terminal table, but it is a ground pin).
41 OWL1 input Output word length select with OWL0: 00 = 24-bits, 10 = 18-bits, 01 = 20-bits, 11 = 16-bits.
42 OWL0 input Output word length select with OWL1; see OWL1 for the decoding.
43 FMT1 input Audio data format select with FMT0: 00 = Left-justified, 10 = I2S, 01 = TDM, 11 = TDM with one BCK delay.
44 FMT0 input Audio data format select with FMT1; see FMT1 for the decoding.
45 DGND power_in Digital ground.
46 VREFR output Right channel reference output, for decoupling purposes only.
47 REFGNDR power_in Right channel reference ground; connect to analog ground.
48 VCOMR output Right channel common-mode voltage, nominally 0.4875 × VCC1.

Key specifications

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

CAD (KiCad official)

  • Symbol: PCM4220PFB
  • Footprint: Package_QFP:TQFP-48_7x7mm_P0.5mm
  • 3D model: TQFP-48(7x7) (KiCad packages3D, STEP)
  • 3D model files: pcm4220pfb-etched.step / pcm4220pfb-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); pcm4220pfb.step / pcm4220pfb.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (39 pp, sha256 2576dc13f2c8b79f, 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