component
MCP3918A1-E
Public Made by Adomby adom
Microchip Tech Energy Metering ICs, QFN-20-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
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"conditions": "OSR = 256 or greater",
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"unit": "MHz",
"min": null,
"typ": 1,
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"conditions": "For maximum condition, BOOST[1:0] = 11",
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"name": "Output data rate",
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"name": "Analog input absolute voltage on CH0+/- pins",
"symbol": "CH0+/-",
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"conditions": "All analog input channels measured to AGND",
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"name": "Differential input impedance",
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"conditions": "G = 1, proportional to 1/AMCLK",
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{
"name": "Differential input impedance",
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{
"name": "Differential input impedance",
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"kind": "electrical",
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"typ": null,
"max": null,
"conditions": "G = 4, proportional to 1/AMCLK",
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{
"name": "Differential input impedance",
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"conditions": "G = 8, proportional to 1/AMCLK",
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{
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{
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"conditions": "G = 32, proportional to 1/AMCLK",
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{
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"symbol": "SINAD",
"kind": "electrical",
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"min": 92,
"typ": 93.5,
"max": null,
"conditions": "Note 2",
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{
"name": "Total harmonic distortion",
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"kind": "electrical",
"unit": "dBc",
"min": null,
"typ": -107,
"max": -103,
"conditions": "Includes the first 35 harmonics",
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{
"name": "Signal-to-noise ratio",
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"kind": "electrical",
"unit": "dB",
"min": 92,
"typ": 94,
"max": null,
"conditions": "Note 2",
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{
"name": "Internal voltage reference tolerance",
"symbol": "VREF",
"kind": "electrical",
"unit": "V",
"min": 1.176,
"typ": 1.2,
"max": 1.224,
"conditions": "VREFEXT = 0, TA = +25°C only",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Voltage reference input capacitance",
"symbol": "",
"kind": "electrical",
"unit": "pF",
"min": null,
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{
"name": "Differential reference input voltage range (VREF+ - VREF-)",
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"min": 1.1,
"typ": null,
"max": 1.3,
"conditions": "VREFEXT = 1",
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{
"name": "Absolute voltage on REFIN- pin",
"symbol": "VREF-",
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"unit": "V",
"min": -0.1,
"typ": null,
"max": 0.1,
"conditions": "REFIN- should be connected to AGND when VREFEXT = 0",
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},
{
"name": "Master clock input frequency range",
"symbol": "fMCLK",
"kind": "electrical",
"unit": "MHz",
"min": null,
"typ": null,
"max": 20,
"conditions": "CLKEXT = 1 (Note 7)",
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{
"name": "Crystal oscillator operating frequency range",
"symbol": "fXTAL",
"kind": "electrical",
"unit": "MHz",
"min": 1,
"typ": null,
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"conditions": "CLKEXT = 0 (Note 7)",
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{
"name": "Analog master clock",
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"min": null,
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{
"name": "Operating current, analog",
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"unit": "mA",
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"max": 1,
"conditions": "BOOST[1:0] = 00 (Note 3)",
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{
"name": "Operating current, analog",
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"min": null,
"typ": 1.3,
"max": 1.7,
"conditions": "BOOST[1:0] = 10 (Note 3)",
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{
"name": "Operating current, analog",
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{
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