component
CC1100RTKR
Public Made by Adomby adom
Texas Instruments RF Transceiver ICs, QFN-20-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"component": {
"mpn": "CC1100RTKR",
"manufacturer": "Texas Instruments",
"package": "QFN-20-EP(4x4)",
"pin_count": 21,
"category": "Radio Frequency Chip/Antenna",
"subcategory": "RF Transceiver ICs",
"datasheet": "https://www.ti.com/cn/lit/gpn/cc1100",
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"distributor_links": {
"lcsc": "C3606645",
"digikey": "296-19583-2-ND",
"mouser": "839-CC1100T/R"
},
"distributor_check": {
"checked_at": "2026-11-02T17:19:24Z",
"source": "Component Ocean /api/assign-pns",
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"pn": "296-19583-2-ND",
"status": "found"
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"pins": [
{
"number": "1",
"name": "SCLK",
"type": "input",
"description": "Serial configuration interface clock input."
},
{
"number": "2",
"name": "SO (GDO1)",
"type": "output",
"description": "Serial configuration interface data output; optional general output pin when CSn is high."
},
{
"number": "3",
"name": "GDO2",
"type": "output",
"description": "Digital output pin for general use, selectable for test signals, FIFO status, clear channel indicator, clock output down-divided from XOSC, or serial output RX data."
},
{
"number": "4",
"name": "DVDD",
"type": "power_in",
"description": "1.8 - 3.6 V digital power supply for digital I/Os and for the digital core voltage regulator."
},
{
"number": "5",
"name": "DCOUPL",
"type": "power_out",
"description": "1.6 - 2.0 V digital power supply output for decoupling; intended for CC1100 only and cannot be used to supply other devices."
},
{
"number": "6",
"name": "GDO0 (ATEST)",
"type": "bidirectional",
"description": "Digital I/O for general use (test, FIFO status, clear channel indicator, clock output, serial RX/TX data) and analog test I/O for prototype and production testing."
},
{
"number": "7",
"name": "CSn",
"type": "input",
"description": "Serial configuration interface chip select input."
},
{
"number": "8",
"name": "XOSC_Q1",
"type": "bidirectional",
"description": "Crystal oscillator pin 1, or external clock input."
},
{
"number": "9",
"name": "AVDD",
"type": "power_in",
"description": "1.8 - 3.6 V analog power supply connection."
},
{
"number": "10",
"name": "XOSC_Q2",
"type": "bidirectional",
"description": "Crystal oscillator pin 2."
},
{
"number": "11",
"name": "AVDD",
"type": "power_in",
"description": "1.8 - 3.6 V analog power supply connection."
},
{
"number": "12",
"name": "RF_P",
"type": "bidirectional",
"description": "Positive RF input signal to the LNA in receive mode and positive RF output signal from the PA in transmit mode."
},
{
"number": "13",
"name": "RF_N",
"type": "bidirectional",
"description": "Negative RF input signal to the LNA in receive mode and negative RF output signal from the PA in transmit mode."
},
{
"number": "14",
"name": "AVDD",
"type": "power_in",
"description": "1.8 - 3.6 V analog power supply connection."
},
{
"number": "15",
"name": "AVDD",
"type": "power_in",
"description": "1.8 - 3.6 V analog power supply connection."
},
{
"number": "16",
"name": "GND",
"type": "power_in",
"description": "Analog ground connection."
},
{
"number": "17",
"name": "RBIAS",
"type": "bidirectional",
"description": "External bias resistor for reference current."
},
{
"number": "18",
"name": "DGUARD",
"type": "power_in",
"description": "Power supply connection for digital noise isolation."
},
{
"number": "19",
"name": "GND",
"type": "power_in",
"description": "Ground connection for digital noise isolation."
},
{
"number": "20",
"name": "SI",
"type": "input",
"description": "Serial configuration interface data input."
},
{
"number": "21",
"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 pin table (Table 13, pages 17-18) gives pins 1-20 for the QLP 20 (RTK) package that CC"
],
"pages_sent": 25,
"cost_usd": 0.0382,
"at": "2026-11-02T17:19:05"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/cc1100",
"pages": 101,
"sha256": "2117b40c8c2d5713",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 21,
"described": 21,
"cites_pages": true,
"refuses_to_fabricate": true
}
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