component
MICRF211AYQS-TR
Public Made by Adomby adom
Microchip Tech RF Transceiver ICs, QSOP-16-150mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771
{
"schema_version": 1,
"type": "component",
"slug": "micrf211ayqs-tr",
"title": "MICRF211AYQS-TR",
"brief": "Microchip Tech RF Transceiver ICs, QSOP-16-150mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"rf & radio",
"micrf211ayqs-tr",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "MICRF211AYQS-TR",
"manufacturer": "Microchip Tech",
"package": "QSOP-16-150mil",
"pin_count": 16,
"category": "RF & Radio",
"subcategory": "RF Transceiver ICs",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/8ce77f880a3ffb0737f8f9bd9ffa3478.pdf",
"parts": {
"symbol": "micrf211ayqs-tr.kicad_sym",
"footprint": "micrf211ayqs-tr.kicad_mod",
"model_3d": "micrf211ayqs-tr-hero.glb",
"model_3d_plain": "micrf211ayqs-tr-etched.glb",
"model_3d_step": "micrf211ayqs-tr-etched.step",
"model_3d_step_plain": "micrf211ayqs-tr.step",
"lbr": "micrf211ayqs-tr.lbr"
},
"distributor_links": {
"lcsc": "C82312",
"digikey": "MICRF211AYQS-TR-ND",
"mouser": "998-MICRF211AYQSTR"
},
"distributor_check": {
"checked_at": "2026-10-27T01:16:01Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "MICRF211AYQS-TR-ND",
"status": "found"
},
"mouser": {
"pn": "998-MICRF211AYQSTR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "RO1",
"type": "passive",
"description": "Reference resonator input connection to the Colpitts oscillator stage, which may also be driven by an external reference signal of 1.5V p-p amplitude maximum."
},
{
"number": "2",
"name": "GNDRF",
"type": "power_in",
"description": "Negative supply connection associated with the ANT RF input."
},
{
"number": "3",
"name": "ANT",
"type": "input",
"description": "RF signal input from the antenna, internally AC coupled, with a matching network to RF ground recommended to improve ESD protection."
},
{
"number": "4",
"name": "GNDRF",
"type": "power_in",
"description": "Negative supply connection associated with the ANT RF input."
},
{
"number": "5",
"name": "VDD",
"type": "power_in",
"description": "Positive supply connection for all chip functions, operating from 3.0V to 3.6V."
},
{
"number": "6",
"name": "SQ",
"type": "input",
"description": "Squelch control logic input with an active internal pull-up when not shut down."
},
{
"number": "7",
"name": "SEL0",
"type": "input",
"description": "Logic control input with active internal pull-up, used with SEL1 to control the demodulator low pass filter bandwidth."
},
{
"number": "8",
"name": "SHDN",
"type": "input",
"description": "Shutdown logic control input with active internal pull-up."
},
{
"number": "9",
"name": "GND",
"type": "power_in",
"description": "Negative supply connection for all chip functions except the RF input."
},
{
"number": "10",
"name": "DO",
"type": "output",
"description": "Demodulated data output."
},
{
"number": "11",
"name": "SEL1",
"type": "input",
"description": "Logic control input with active internal pull-up, used with SEL0 to control the demodulator low pass filter bandwidth."
},
{
"number": "12",
"name": "CTH",
"type": "passive",
"description": "Demodulation threshold voltage integration capacitor connection, with values above 1nF recommended across CTH and GND to set the data slicing settling time."
},
{
"number": "13",
"name": "CAGC",
"type": "passive",
"description": "AGC filter capacitor connection, normally greater than 0.47µF, connected from this pin to GND."
},
{
"number": "14",
"name": "RSSI",
"type": "output",
"description": "Received signal strength indication output from a buffer with 200Ω typical output impedance."
},
{
"number": "15",
"name": "NC",
"type": "unconnected",
"description": "Not connected; connect to ground."
},
{
"number": "16",
"name": "RO2",
"type": "passive",
"description": "Reference resonator input connection to the Colpitts oscillator stage, with 7pF in parallel with a low resistance MOS switch to GND during normal operation, driven by the startup excitation circuit during internal startup."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"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 gives the 16-pin QSOP pinout (package AQS16) but does not state the 150mil body width "
],
"pages_sent": 18,
"cost_usd": 0.0228,
"at": "2026-10-27T01:15:29"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/8ce77f880a3ffb0737f8f9bd9ffa3478.pdf",
"pages": 18,
"sha256": "b52467feb702de8d",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 16,
"described": 16,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "micrf211ayqs-tr.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6,
4.9,
1.42
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "14e9adcd9b6d1d5b282a866123ac59b68abf20b62a41cc9cecabd5c819d8f17d",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "micrf211ayqs-tr-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6,
4.9,
1.42
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "c4de3943109eb0678f18c10e5d8fdd31019b91a39a6e9b9a00fc41f30130d2e0",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Microchip Tech",
"Package": "QSOP-16-150mil",
"Category": "RF & Radio",
"Pins": "16"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "b52467feb702de8d53c700bc77a4cf3032fee0bb124ce1d425fbd2642968e9eb",
"rows": [
{
"name": "Supply Voltage (VDD)",
"symbol": "VDD",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 5,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Input Voltage",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 5,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Junction Temperature",
"symbol": "",
"kind": "absolute_maximum",
"unit": "ºC",
"min": null,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Lead Temperature (soldering)",
"symbol": "",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 260,
"conditions": "10 sec",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Storage Temperature",
"symbol": "TS",
"kind": "absolute_maximum",
"unit": "ºC",
"min": -65,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Maximum Receiver Input Power",
"symbol": "",
"kind": "absolute_maximum",
"unit": "dBm",
"min": null,
"typ": null,
"max": 10,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "ESD Rating CDM",
"symbol": "",
"kind": "absolute_maximum",
"unit": "kV",
"min": null,
"typ": null,
"max": 2,
"conditions": "CDM",
"source_page": 3,
"source": "datasheet"
},
{
"name": "ESD Rating HBM",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 200,
"conditions": "HBM",
"source_page": 3,
"source": "datasheet"
},
{
"name": "ESD Rating Machine Model",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 100,
"conditions": "Machine Model",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Supply Voltage (VDD) operating",
"symbol": "VDD",
"kind": "recommended_operating",
"unit": "V",
"min": 3,
"typ": null,
"max": 3.6,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Ambient Temperature (TA)",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 105,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Input Voltage (VIN) operating",
"symbol": "VIN",
"kind": "recommended_operating",
"unit": "V",
"min": null,
"typ": null,
"max": 3.6,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Maximum Input RF Power",
"symbol": "",
"kind": "recommended_operating",
"unit": "dBm",
"min": null,
"typ": null,
"max": -20,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Receive Modulation Duty Cycle",
"symbol": "",
"kind": "electrical",
"unit": "%",
"min": 20,
"typ": null,
"max": 80,
"conditions": "Note 5",
"source_page": 3,
"source": "datasheet"
},
{
"name": "AGC pin leakage current",
"symbol": "",
"kind": "electrical",
"unit": "nA",
"min": -2,
"typ": null,
"max": 2,
"conditions": "TA = 25ºC",
"source_page": 3,
"source": "datasheet"
},
{
"name": "AGC pin leakage current",
"symbol": "",
"kind": "electrical",
"unit": "nA",
"min": -800,
"typ": null,
"max": 800,
"conditions": "TA = +105ºC",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Reference Oscillator Input Range",
"symbol": "",
"kind": "electrical",
"unit": "Vp-p",
"min": 0.2,
"typ": null,
"max": 1.5,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "CTH Leakage Current",
"symbol": "",
"kind": "electrical",
"unit": "nA",
"min": -2,
"typ": null,
"max": 2,
"conditions": "TA = 25ºC",
"source_page": 4,
"source": "datasheet"
},
{
"name": "CTH Leakage Current",
"symbol": "",
"kind": "electrical",
"unit": "nA",
"min": -800,
"typ": null,
"max": 800,
"conditions": "TA = +105ºC",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Demodulator Filter Bandwidth @434MHz",
"symbol": "",
"kind": "electrical",
"unit": "Hz",
"min": 1625,
"typ": null,
"max": 13000,
"conditions": "Programmable, see application section",
"source_page": 4,
"source": "datasheet"
},
{
"name": "RSSI DC Output Voltage Range",
"symbol": "",
"kind": "electrical",
"unit": "V",
"min": 0.4,
"typ": null,
"max": 2,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Operating Supply Current",
"symbol": "ISS",
"kind": "electrical",
"unit": "mA",
"min": null,
"typ": 6,
"max": null,
"conditions": "Continuous Operation, fRX = 433.92MHz",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Shut down Current",
"symbol": "ISHUT",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 0.5,
"max": null,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Image Rejection",
"symbol": "",
"kind": "electrical",
"unit": "dB",
"min": null,
"typ": 20,
"max": null,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "1st IF Center Frequency",
"symbol": "",
"kind": "electrical",
"unit": "MHz",
"min": null,
"typ": 1.2,
"max": null,
"conditions": "fRX = 433.92MHz",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Receiver Sensitivity @ 1kbps",
"symbol": "",
"kind": "electrical",
"unit": "dBm",
"min": null,
"typ": -110,
"max": null,
"conditions": "fRX = 433.92MHz (matched to 50Ω) BER=10-2",
"source_page": 3,
"source": "datasheet"
},
{
"name": "IF Bandwidth",
"symbol": "",
"kind": "electrical",
"unit": "kHz",
"min": null,
"typ": 330,
"max": null,
"conditions": "fRX = 433.92MHz",
"source_page": 3,
"source": "datasheet"
},
{
"name": "AGC Attack / Decay Ratio",
"symbol": "tATTACK / tDECAY",
"kind": "electrical",
"unit": "",
"min": null,
"typ": 0.1,
"max": null,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "AGC Dynamic Range",
"symbol": "",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 1.15,
"max": null,
"conditions": "RFIN @ -40dBm",
"source_page": 3,
"source": "datasheet"
},
{
"name": "AGC Dynamic Range",
"symbol": "",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 1.7,
"max": null,
"conditions": "RFIN @ -100dBm",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Reference Oscillator Frequency",
"symbol": "",
"kind": "electrical",
"unit": "MHz",
"min": null,
"typ": 13.52127,
"max": null,
"conditions": "fRX = 433.92MHz, Crystal Load Cap = 10pF",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Reference Oscillator Input Impedance",
"symbol": "",
"kind": "electrical",
"unit": "kΩ",
"min": null,
"typ": 300,
"max": null,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Reference Oscillator Source Current",
"symbol": "",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 3.5,
"max": null,
"conditions": "V(REFOSC) = 0V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "CTH Source Impedance",
"symbol": "",
"kind": "electrical",
"unit": "kΩ",
"min": null,
"typ": 120,
"max": null,
"conditions": "FREFOSC = 13.52127MHz",
"source_page": 4,
"source": "datasheet"
},
{
"name": "DO pin output current (source)",
"symbol": "",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 260,
"max": null,
"conditions": "As output source @ 0.8 Vdd",
"source_page": 4,
"source": "datasheet"
},
{
"name": "DO pin output current (sink)",
"symbol": "",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 600,
"max": null,
"conditions": "sink @ 0.2 Vdd",
"source_page": 4,
"source": "datasheet"
},
{
"name": "Output rise and fall times",
"symbol": "",
"kind": "timing",
"unit": "µsec",
"min": null,
"typ": 2,
"max": null,
"conditions": "CI = 15pF, pin DO, 10-90%",
"source_page": 4,
"source": "datasheet"
},
{
"name": "RSSI response slope",
"symbol": "",
"kind": "electrical",
"unit": "mV/dB",
"min": null,
"typ": 25,
"max": null,
"conditions": "-110dBm to -40dBm",
"source_page": 4,
"source": "datasheet"
},
{
"name": "RSSI Output Current",
"symbol": "",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 400,
"max": null,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "RSSI Output Impedance",
"symbol": "",
"kind": "electrical",
"unit": "Ω",
"min": null,
"typ": 200,
"max": null,
"conditions": "",
"source_page": 4,
"source": "datasheet"
},
{
"name": "RSSI Response Time",
"symbol": "",
"kind": "timing",
"unit": "sec",
"min": null,
"typ": 0.3,
"max": null,
"conditions": "50% data duty cycle, input power to Antenna = -20dBm",
"source_page": 4,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"micrf211ayqs-tr"
],
"discovery_pitch": "MICRF211AYQS-TR (Microchip Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"micrf211ayqs-tr.kicad_sym",
"micrf211ayqs-tr.kicad_mod",
"micrf211ayqs-tr.glb",
"micrf211ayqs-tr.step",
"micrf211ayqs-tr.lbr",
"docs/hero.png",
"docs/micrf211ayqs-tr-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"micrf211ayqs-tr-hero.glb",
"micrf211ayqs-tr-hero.overlay.json",
"micrf211ayqs-tr-etched.glb"
],
"visibility": {
"public": true
}
}