component
TLV320AIC3253IRGER
Public Made by Adomby adom
Texas Instruments Audio Interface ICs, VQFN-24(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"type": "component",
"slug": "tlv320aic3253irger",
"title": "TLV320AIC3253IRGER",
"brief": "Texas Instruments Audio Interface ICs, VQFN-24(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
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"component": {
"mpn": "TLV320AIC3253IRGER",
"manufacturer": "Texas Instruments",
"package": "VQFN-24(4x4)",
"pin_count": 25,
"category": "Interface",
"subcategory": "Audio Interface ICs",
"datasheet": "https://www.ti.com/cn/lit/gpn/tlv320aic3253",
"parts": {
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"lbr": "tlv320aic3253irger.lbr"
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"distributor_links": {
"lcsc": "C2151143",
"digikey": "TLV320AIC3253IRGER-ND",
"mouser": "595-V320AIC3253IRGER"
},
"distributor_check": {
"checked_at": "2026-10-08T15:35:32Z",
"source": "Component Ocean /api/assign-pns",
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"pn": "TLV320AIC3253IRGER-ND",
"status": "found",
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"pn": "595-V320AIC3253IRGER",
"status": "found"
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"pins": [
{
"number": "1",
"name": "MCLK",
"type": "input",
"description": "Master clock input; the datasheet gives a master clock frequency limit of 50 MHz with DVdd ≥ 1.65 V."
},
{
"number": "2",
"name": "BCLK",
"type": "bidirectional",
"description": "Primary audio serial data bus bit clock; it can also serve as a PLL or codec clock input."
},
{
"number": "3",
"name": "WCLK",
"type": "bidirectional",
"description": "Primary audio serial data bus word clock; it can also serve as a PLL or codec clock input."
},
{
"number": "4",
"name": "DIN/MFP1",
"type": "input",
"description": "Primary function is the audio serial data bus data input; secondary functions are digital microphone input and general-purpose input."
},
{
"number": "5",
"name": "DOUT/MFP2",
"type": "output",
"description": "Primary function is the audio serial data bus data output; secondary functions include general-purpose output, clock output, INT1/INT2 outputs and secondary serial bus outputs."
},
{
"number": "6",
"name": "DMDIN/MFP3/SCLK",
"type": "input",
"description": "With SPI_Select = 1 this pin is the SPI serial clock (SCLK); with SPI_Select = 0 it is the digital microphone input, headset detect input or a secondary audio serial bus/general-purpose input."
},
{
"number": "7",
"name": "SCL/SS",
"type": "input",
"description": "With SPI_Select = 0 this is the I2C serial clock; with SPI_Select = 1 it is the SPI chip-select (SS) signal."
},
{
"number": "8",
"name": "SDA/MOSI",
"type": "input",
"description": "With SPI_Select = 0 this is the I2C serial data line; with SPI_Select = 1 it is the SPI serial data input (MOSI)."
},
{
"number": "9",
"name": "DMCLK/MFP4/MISO",
"type": "output",
"description": "With SPI_Select = 1 this is the SPI serial data output (MISO); with SPI_Select = 0 it is the digital microphone clock output or one of several multifunction outputs (GPO, CLKOUT, INT1, INT2, secondary bus outputs)."
},
{
"number": "10",
"name": "HPR",
"type": "output",
"description": "Right high-power headphone output driver; it can drive loads down to 16 Ω single-ended or 32 Ω differential."
},
{
"number": "11",
"name": "LDOIN/HPVDD",
"type": "power_in",
"description": "LDO input supply and headphone power supply, specified at 1.9 V to 3.6 V."
},
{
"number": "12",
"name": "HPL",
"type": "output",
"description": "Left high-power headphone output driver; it can drive loads down to 16 Ω single-ended or 32 Ω differential."
},
{
"number": "13",
"name": "AVDD",
"type": "power_in",
"description": "Analog voltage supply of 1.5 V to 1.95 V; it is an input when the analog LDO is disabled and a filtering output when the analog LDO is enabled."
},
{
"number": "14",
"name": "AVSS",
"type": "power_in",
"description": "Analog ground supply."
},
{
"number": "15",
"name": "INL",
"type": "input",
"description": "Left analog bypass input routed to the left headphone amplifier in low-power bypass mode."
},
{
"number": "16",
"name": "INR",
"type": "input",
"description": "Right analog bypass input routed to the right headphone amplifier in low-power bypass mode."
},
{
"number": "17",
"name": "REF",
"type": "output",
"description": "Reference voltage output for filtering; the reference decoupling capacitor Cref is specified as 1 µF to 10 µF."
},
{
"number": "18",
"name": "MICBIAS",
"type": "output",
"description": "Microphone bias voltage output."
},
{
"number": "19",
"name": "SPI_SELECT",
"type": "input",
"description": "Control mode select: 1 selects SPI control and 0 selects I2C control."
},
{
"number": "20",
"name": "RESET",
"type": "input",
"description": "Active-low device reset."
},
{
"number": "21",
"name": "DVSS",
"type": "power_in",
"description": "Digital ground and chip-substrate connection."
},
{
"number": "22",
"name": "DVDD",
"type": "power_in",
"description": "Digital voltage supply of 1.26 V to 1.95 V."
},
{
"number": "23",
"name": "IOVSS",
"type": "power_in",
"description": "I/O ground supply."
},
{
"number": "24",
"name": "IOVDD",
"type": "power_in",
"description": "I/O voltage supply of 1.1 V to 3.6 V."
},
{
"number": "25",
"name": "EP",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
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"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The datasheet type column for SDA/MOSI is garbled in the text extraction. Pin 8 is an I2C data line ; Multifunction pins: the type shown is for the primary (SPI) function. Their secondary functions (dig; Multifunction pins: the type shown is for the primary function (serial data input and output). The s",
"exposed pad 25 added from the footprint"
],
"pages_sent": 12,
"cost_usd": 0.084,
"at": "2026-10-08T15:35:15"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/tlv320aic3253",
"pages": 41,
"sha256": "d0dc3d0ea6bc8c25",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 25,
"described": 25,
"cites_pages": true,
"refuses_to_fabricate": true
}
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"zmin_mm": 0,
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"footprint_binding": "identity",
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"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "VQFN-24(4x4)",
"Category": "Interface",
"Pins": "25"
}
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"email": "[email protected]"
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