component
BLUENRG-248
Public Made by Adomby adom
STMicroelectronics RF Transceiver ICs, QFN-48-EP(6x6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
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"type": "component",
"slug": "bluenrg-248",
"title": "BLUENRG-248",
"brief": "STMicroelectronics RF Transceiver ICs, QFN-48-EP(6x6). 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",
"bluenrg-248",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "BLUENRG-248",
"manufacturer": "STMicroelectronics",
"package": "QFN-48-EP(6x6)",
"pin_count": 49,
"category": "RF & Radio",
"subcategory": "RF Transceiver ICs",
"datasheet": "https://www.st.com/resource/en/datasheet/bluenrg-248.pdf",
"parts": {
"symbol": "bluenrg-248.kicad_sym",
"footprint": "bluenrg-248.kicad_mod",
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"lbr": "bluenrg-248.lbr"
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"distributor_links": {
"lcsc": "C2151721"
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"distributor_check": {
"checked_at": "2026-10-27T07:28:11Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "DIO24",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "2",
"name": "DIO23",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "3",
"name": "DIO22",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "4",
"name": "DIO8",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "5",
"name": "DIO7/BOOT",
"type": "bidirectional",
"description": "Bootloader pin / general purpose digital I/O; monitored by the bootloader after power-up or hardware reset and should be low to prevent unwanted bootloader activation."
},
{
"number": "6",
"name": "DIO21",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "7",
"name": "DIO6",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "8",
"name": "VBAT4",
"type": "power_in",
"description": "Battery voltage input."
},
{
"number": "9",
"name": "DIO5",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "10",
"name": "DIO20",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "11",
"name": "DIO19",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "12",
"name": "DIO18",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "13",
"name": "DIO4",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "14",
"name": "DIO3",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "15",
"name": "DIO2",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "16",
"name": "DIO1",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "17",
"name": "DIO17",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "18",
"name": "DIO0",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "19",
"name": "DIO16",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "20",
"name": "DIO15",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "21",
"name": "DIO14",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "22",
"name": "VBAT4",
"type": "power_in",
"description": "Battery voltage input."
},
{
"number": "23",
"name": "ANATEST0",
"type": "output",
"description": "Analog output."
},
{
"number": "24",
"name": "ANATEST1",
"type": "output",
"description": "Analog output; switches high before a transmission or reception event and low at its end, usable for external antenna switching and coexistence."
},
{
"number": "25",
"name": "ADC1",
"type": "input",
"description": "ADC input 1."
},
{
"number": "26",
"name": "ADC2",
"type": "input",
"description": "ADC input 2."
},
{
"number": "27",
"name": "FXTAL1",
"type": "input",
"description": "16/32 MHz crystal connection."
},
{
"number": "28",
"name": "FXTAL0",
"type": "input",
"description": "16/32 MHz crystal connection."
},
{
"number": "29",
"name": "VBAT2",
"type": "power_in",
"description": "Battery voltage input."
},
{
"number": "30",
"name": "RF1",
"type": "bidirectional",
"description": "Antenna and matching circuit connection."
},
{
"number": "31",
"name": "RF0",
"type": "bidirectional",
"description": "Antenna and matching circuit connection."
},
{
"number": "32",
"name": "NC",
"type": "unconnected",
"description": "Not connected (shown as NC (open) in the pinout figure)."
},
{
"number": "33",
"name": "SXTAL1",
"type": "input",
"description": "32 kHz crystal connection."
},
{
"number": "34",
"name": "SXTAL0",
"type": "input",
"description": "32 kHz crystal connection."
},
{
"number": "35",
"name": "VBAT1",
"type": "power_in",
"description": "Battery voltage input."
},
{
"number": "36",
"name": "RESETN",
"type": "input",
"description": "System reset input."
},
{
"number": "37",
"name": "SMPSFILT1",
"type": "input",
"description": "SMPS output to external filter."
},
{
"number": "38",
"name": "SMPSFILT2",
"type": "bidirectional",
"description": "SMPS output to external filter / battery voltage input."
},
{
"number": "39",
"name": "VDD1V2",
"type": "power_out",
"description": "1.2 V digital core output."
},
{
"number": "40",
"name": "VBAT3",
"type": "power_in",
"description": "Battery voltage input."
},
{
"number": "41",
"name": "DIO13",
"type": "bidirectional",
"description": "General purpose digital I/O; can only be used as a general purpose input (not output), and should be pulled down through 10 kOhm if unused."
},
{
"number": "42",
"name": "DIO12",
"type": "bidirectional",
"description": "General purpose digital I/O; can only be used as a general purpose input (not output), and should be pulled down through 10 kOhm if unused."
},
{
"number": "43",
"name": "TEST",
"type": "input",
"description": "Test pin, to be tied to GND."
},
{
"number": "44",
"name": "DIO11",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "45",
"name": "VBAT3",
"type": "power_in",
"description": "Battery voltage input."
},
{
"number": "46",
"name": "DIO10",
"type": "bidirectional",
"description": "General purpose digital I/O; SWDIO data signal of the SWD debug port."
},
{
"number": "47",
"name": "DIO9",
"type": "bidirectional",
"description": "General purpose digital I/O; SWCLK clock signal of the SWD debug port."
},
{
"number": "48",
"name": "DIO25",
"type": "bidirectional",
"description": "General purpose digital I/O."
},
{
"number": "49",
"name": "GND",
"type": "power_in",
"description": "Exposed ground pad."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-sonnet-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The exposed ground pad is drawn as 'GND pad' with no pin number printed. 'EP' is a placeholder, and ; Table 206 lists SMPSFILT1 as 'I' and SMPSFILT2 as 'I/O'. Both are SMPS filter connections, so I set ; Crystal pins are listed as 'I' in the table. I kept them as input, although passive may suit ERC bet"
],
"pages_sent": 38,
"cost_usd": 0.3474,
"at": "2026-10-27T07:27:27"
},
"datasheet": {
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"pages": 169,
"sha256": "1191a711993a96cf",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 49,
"described": 49,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
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},
"metadata": {
"specs": {
"Manufacturer": "STMicroelectronics",
"Package": "QFN-48-EP(6x6)",
"Category": "RF & Radio",
"Pins": "49"
},
"appearance": {
"housing": {
"quote": "Table 31. ADC - CTRL register description: address offset ADC_BASE_ADDR+0x00, Table 130. IO functional map, Table 132. Pin characteristics, Table 153. MFT IO functions, Table 209. Absolute",
"page": 158,
"doc": "ds.pdf",
"material": "Abs"
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"version": 1,
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"rows": [
{
"name": "Operating battery supply voltage",
"symbol": "VBAT",
"kind": "recommended_operating",
"unit": "V",
"min": 1.7,
"typ": null,
"max": 3.6,
"conditions": "",
"source_page": 140,
"source": "datasheet"
},
{
"name": "Operating ambient temperature range",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 105,
"conditions": "",
"source_page": 140,
"source": "datasheet"
},
{
"name": "DC-DC converter supply voltage input and output (VBAT3, VBAT2, VBAT1, RESETN, SMPSFILT1, SMPSFILT2)",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 3.9,
"conditions": "",
"source_page": 139,
"source": "datasheet"
},
{
"name": "DC voltage on linear voltage regulator (VDD1V2)",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 1.3,
"conditions": "",
"source_page": 139,
"source": "datasheet"
},
{
"name": "DC voltage on digital input/output pins (DIO0 to DIO25, TEST)",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 3.9,
"conditions": "",
"source_page": 139,
"source": "datasheet"
},
{
"name": "DC voltage on analog pins (ANATEST0, ANATEST1, ADC1, ADC2)",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 3.9,
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"source_page": 139,
"source": "datasheet"
},
{
"name": "DC voltage on XTAL pins (FXTAL0, FXTAL1, SXTAL0, SXTAL1)",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 1.4,
"conditions": "",
"source_page": 139,
"source": "datasheet"
},
{
"name": "DC voltage on RF pins (RF0, RF1)",
"symbol": "",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 1.4,
"conditions": "",
"source_page": 139,
"source": "datasheet"
},
{
"name": "Storage temperature range",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 139,
"source": "datasheet"
},
{
"name": "Electrostatic discharge voltage",
"symbol": "VESD-HBM",
"kind": "absolute_maximum",
"unit": "kV",
"min": -2,
"typ": null,
"max": 2,
"conditions": "",
"source_page": 139,
"source": "datasheet"
},
{
"name": "Input low voltage",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.3,
"conditions": "0.3*VDD",
"source_page": 142,
"source": "datasheet"
},
{
"name": "Input high voltage",
"symbol": "VIH",
"kind": "electrical",
"unit": "V",
"min": 0.65,
"typ": null,
"max": null,
"conditions": "0.65*VDD",
"source_page": 142,
"source": "datasheet"
},
{
"name": "Output low voltage",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.4,
"conditions": "IOL = 3 mA",
"source_page": 142,
"source": "datasheet"
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{
"name": "Output high voltage",
"symbol": "VOH",
"kind": "electrical",
"unit": "V",
"min": 0.7,
"typ": null,
"max": null,
"conditions": "IOH = 3 mA, 0.7*VDD",
"source_page": 142,
"source": "datasheet"
},
{
"name": "Reset low time",
"symbol": "T(RST)L",
"kind": "timing",
"unit": "ms",
"min": 1.5,
"typ": null,
"max": null,
"conditions": "",
"source_page": 142,
"source": "datasheet"
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{
"name": "Pull current, static supply 1.7 V",
"symbol": "IPUD",
"kind": "electrical",
"unit": "µA",
"min": 5,
"typ": null,
"max": 10,
"conditions": "Static supply 1.7 V",
"source_page": 142,
"source": "datasheet"
},
{
"name": "Pull current, static supply 3.6 V",
"symbol": "IPUD",
"kind": "electrical",
"unit": "µA",
"min": 40,
"typ": null,
"max": 60,
"conditions": "Static supply 3.6 V",
"source_page": 142,
"source": "datasheet"
},
{
"name": "Frequency range",
"symbol": "FREQ",
"kind": "electrical",
"unit": "MHz",
"min": 2400,
"typ": null,
"max": 2483.5,
"conditions": "",
"source_page": 143,
"source": "datasheet"
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{
"name": "RF channel center frequency",
"symbol": "RFch",
"kind": "electrical",
"unit": "MHz",
"min": 2402,
"typ": null,
"max": 2480,
"conditions": "",
"source_page": 143,
"source": "datasheet"
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{
"name": "Maximum output power",
"symbol": "PMAX",
"kind": "electrical",
"unit": "dBm",
"min": null,
"typ": 8,
"max": 10,
"conditions": "At antenna connector",
"source_page": 143,
"source": "datasheet"
},
{
"name": "6 dB bandwidth for modulated carrier (1 Mbps)",
"symbol": "PBW1M",
"kind": "electrical",
"unit": "kHz",
"min": 500,
"typ": null,
"max": null,
"conditions": "Using resolution bandwidth of 100 kHz",
"source_page": 143,
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{
"name": "Frequency tolerance (high speed crystal)",
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"unit": "ppm",
"min": -50,
"typ": null,
"max": 50,
"conditions": "Includes initial accuracy, stability over temperature, aging and frequency pulling due to incorrect load capacitance",
"source_page": 145,
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{
"name": "Equivalent series resistance (high speed crystal)",
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"unit": "Ω",
"min": null,
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"conditions": "",
"source_page": 145,
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{
"name": "Drive level (high speed crystal)",
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"min": null,
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{
"name": "Frequency tolerance (low speed crystal)",
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"typ": null,
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"conditions": "Includes initial accuracy, stability over temperature, aging and frequency pulling due to incorrect load capacitance.",
"source_page": 147,
"source": "datasheet"
},
{
"name": "Equivalent series resistance (low speed crystal)",
"symbol": "ESR",
"kind": "electrical",
"unit": "kΩ",
"min": null,
"typ": null,
"max": 90,
"conditions": "",
"source_page": 147,
"source": "datasheet"
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{
"name": "Drive level (low speed crystal)",
"symbol": "PD",
"kind": "electrical",
"unit": "µW",
"min": null,
"typ": null,
"max": 0.1,
"conditions": "",
"source_page": 147,
"source": "datasheet"
},
{
"name": "PLL lock time",
"symbol": "LOCKTIME",
"kind": "timing",
"unit": "µs",
"min": null,
"typ": null,
"max": 40,
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