component
PCM4104PFBR
Public Made by Adomby adom
Texas Instruments ADCs/DACs - Special Purpose, TQFP-48(7x7). Datasheet-verified pinout, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownPCM4104PFBR
Texas Instruments · ADCs/DACs - Special Purpose · TQFP-48(7x7)
PCM4104PFBR from Texas Instruments, in a TQFP-48(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | VOUT1+ | output | Channel 1 analog output, noninverted. |
| 2 | VOUT1− | output | Channel 1 analog output, inverted. |
| 3 | AGND1 | power_in | Analog ground. |
| 4 | VREF1− | input | Channel 1 low reference voltage input; connect to AGND. |
| 5 | VREF1+ | input | Channel 1 high reference voltage input; connect to VCC. |
| 6 | NC | unconnected | No internal connection. |
| 7 | NC | unconnected | No internal connection. |
| 8 | MODE | input | Operating mode selection (0 = Standalone, 1 = Software Controlled). |
| 9 | RST | input | Reset/Power down input (active low). |
| 10 | MUTE | input | All-channel soft mute input (active high). |
| 11 | DEM1 | input | Digital de-emphasis filter configuration input. |
| 12 | DEM0 | input | Digital de-emphasis filter configuration input. |
| 13 | SUB | input | Sub-frame assignment input for TDM formats. |
| 14 | SCKI | input | System clock input. |
| 15 | BCK | input | Audio bit clock input. |
| 16 | LRCK | input | Audio left/right word clock input. |
| 17 | DATA0 | input | Audio data input for channels 1 and 2 (I2S, Left/Right Justified formats) or channels 1-4 (TDM formats). |
| 18 | DATA1 | input | Audio data input for channels 3 and 4 (I2S, Left/Right Justified formats). |
| 19 | VDD | power_in | Digital power supply input, +3.3V. |
| 20 | DGND | power_in | Digital ground. |
| 21 | CS | input | Serial Peripheral Interface chip select input (active low). |
| 22 | CCLK | input | Serial Peripheral Interface data clock input. |
| 23 | CDIN | input | Serial Peripheral Interface data input. |
| 24 | CDOUT | output | Serial Peripheral Interface data output. |
| 25 | FMT0 | input | Audio data format configuration input. |
| 26 | FMT1 | input | Audio data format configuration input. |
| 27 | FMT2 | input | Audio data format configuration input. |
| 28 | FS0 | input | Sampling mode configuration input. |
| 29 | FS1 | input | Sampling mode configuration input. |
| 30 | NC | unconnected | No internal connection. |
| 31 | NC | unconnected | No internal connection. |
| 32 | VREF4+ | input | Channel 4 high reference voltage input; connect to VCC. |
| 33 | VREF4− | input | Channel 4 low reference voltage input; connect to AGND. |
| 34 | AGND2 | power_in | Analog ground. |
| 35 | VOUT4− | output | Channel 4 analog output, inverted. |
| 36 | VOUT4+ | output | Channel 4 analog output, noninverted. |
| 37 | VCOM2 | output | DC common-mode voltage output for channels 3 and 4, +2.5V nominal. |
| 38 | VOUT3+ | output | Channel 3 analog output, noninverted. |
| 39 | VOUT3− | output | Channel 3 analog output, inverted. |
| 40 | VCC2 | power_in | Analog power supply input, +5V. |
| 41 | VREF3+ | input | Channel 3 high reference voltage input; connect to VCC. |
| 42 | VREF3− | input | Channel 3 low reference voltage input; connect to AGND. |
| 43 | VREF2− | input | Channel 2 low reference voltage input; connect to AGND. |
| 44 | VREF2+ | input | Channel 2 high reference voltage input; connect to VCC. |
| 45 | VCC1 | power_in | Analog power supply input, +5V. |
| 46 | VOUT2− | output | Channel 2 analog output, inverted. |
| 47 | VOUT2+ | output | Channel 2 analog output, noninverted. |
| 48 | VCOM1 | output | DC common-mode voltage output for channels 1 and 2, +2.5V nominal. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | TQFP-48(7x7) |
| Category | Data Acquisition |
| Pins | 48 |
CAD (KiCad official)
- Symbol:
PCM4104PFBR - Footprint:
Package_QFP:TQFP-48_7x7mm_P0.5mm - 3D model: TQFP-48(7x7) (KiCad packages3D, STEP)
- 3D model files:
pcm4104pfbr-etched.step/pcm4104pfbr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);pcm4104pfbr.step/pcm4104pfbr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (40 pp, sha256
93e81706dade0579, retrieved 2026-09-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-4-6(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).