component
PCM1809IRTER
Public Made by Adomby adom
TI(德州仪器) , WQFN-20-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"package": "WQFN-20-EP(3x3)",
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"name": "IN1P",
"type": "input",
"description": "Analog input 1P pin, used for the positive side of channel 1 differential or single-ended line/microphone input."
},
{
"number": "2",
"name": "IN1M",
"type": "input",
"description": "Analog input 1M pin, which can be grounded directly for a single-ended channel 1 input."
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{
"number": "3",
"name": "IN2P",
"type": "input",
"description": "Analog input 2P pin, used for the positive side of channel 2 differential or single-ended line/microphone input."
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{
"number": "4",
"name": "IN2M",
"type": "input",
"description": "Analog input 2M pin, which can be grounded directly for a single-ended channel 2 input."
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{
"number": "5",
"name": "VSS",
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"description": "Analog supply ground pin that must be shorted directly to the board ground plane."
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{
"number": "6",
"name": "SDOUT",
"type": "output",
"description": "Audio serial data interface bus output."
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{
"number": "7",
"name": "BCLK",
"type": "bidirectional",
"description": "Audio serial data interface bus bit clock."
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{
"number": "8",
"name": "FSYNC",
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"description": "Audio serial data interface bus frame synchronization signal."
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{
"number": "9",
"name": "IOVDD",
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"description": "Digital I/O power supply, 1.8 V or 3.3 V nominal (1.65 to 1.95 V or 3.0 to 3.6 V)."
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{
"number": "10",
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"description": "Analog supply ground pin that must be shorted directly to the board ground plane."
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{
"number": "11",
"name": "MD1",
"type": "input",
"description": "Device configuration mode select 1 pin, which also serves as the MCLK input in controller mode."
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{
"number": "12",
"name": "MD0",
"type": "input",
"description": "Device configuration mode select 0 pin, which selects 256 × fS (low) or 512 × fS (high) MCLK in controller mode."
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{
"number": "13",
"name": "MSZ",
"type": "input",
"description": "Audio interface bus controller or target select pin."
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{
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"description": "Digital regulator output voltage for the digital core supply, 1.5 V nominal."
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{
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"description": "Analog supply ground pin that must be shorted directly to the board ground plane."
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{
"number": "16",
"name": "AVDD",
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"description": "Analog power supply, 3.3 V nominal (3.0 to 3.6 V)."
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{
"number": "17",
"name": "AREG",
"type": "power_out",
"description": "Analog on-chip regulator output voltage for the analog supply, 1.8 V nominal."
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{
"number": "18",
"name": "VREF",
"type": "power_in",
"description": "Analog reference voltage filter output (2.75 V) that needs a minimum 1-µF capacitor to analog ground and no external load."
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{
"number": "19",
"name": "FMT0",
"type": "input",
"description": "Audio interface format select pin referred to the AVDD supply."
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{
"number": "20",
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{
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"name": "ESD HBM",
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{
"name": "ESD CDM",
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{
"name": "Analog supply voltage",
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"source_page": 4,
"source": "datasheet"
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{
"name": "IO supply voltage 3.3-V",
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"source": "datasheet"
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{
"name": "IO supply voltage 1.8-V",
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"typ": 1.8,
"max": 1.95,
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"source_page": 4,
"source": "datasheet"
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{
"name": "Analog input pins and FMT0 voltage",
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{
"name": "Digital input pins voltage (except FMT0)",
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{
"name": "MCLK input clock frequency",
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{
"name": "Digital output load capacitance",
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{
"name": "Junction-to-ambient thermal resistance",
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"min": null,
"typ": 55.9,
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{
"name": "Junction-to-case (top) thermal resistance",
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"typ": 33.1,
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"conditions": "RTE (WQFN) 20 pins",
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{
"name": "Junction-to-board thermal resistance",
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"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 23.4,
"max": null,
"conditions": "RTE (WQFN) 20 pins",
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{
"name": "Junction-to-top characterization parameter",
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{
"name": "Junction-to-board characterization parameter",
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"min": null,
"typ": 23.3,
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{
"name": "Junction-to-case (bottom) thermal resistance",
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{
"name": "AC input impedance",
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"typ": 10,
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{
"name": "Differential input full-scale AC signal voltage (AC-coupled)",
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"conditions": "AC-coupled input",
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{
"name": "SNR differential AC-coupled",
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"typ": 104,
"max": null,
"conditions": "IN1 differential input selected and AC signal shorted to ground",
"source_page": 5,
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{
"name": "DR differential AC-coupled",
"symbol": "DR",
"kind": "electrical",
"unit": "dB",
"min": null,
"typ": 104,
"max": null,
"conditions": "IN1 differential input selected and –60-dB full-scale AC signal input",
"source_page": 5,
"source": "datasheet"
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{
"name": "THD+N differential AC-coupled",
"symbol": "THD+N",
"kind": "electrical",
"unit": "dB",
"min": null,
"typ": -95,
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"conditions": "IN1 differential input selected and –1-dB full-scale AC signal input",
"source_page": 5,
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{
"name": "SNR single-ended AC-coupled",
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"min": 100,
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"conditions": "IN1 Single ended input with AC coupling on IN1P with IN1M ground and AC signal shorted to ground",
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{
"name": "DR single-ended AC-coupled",
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{
"name": "THD+N single-ended AC-coupled",
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