component
557G-03LFT
Public Made by Adomby adom
RENESAS Clock Generators / Frequency Synthesizers / PLL, TSSOP-16-175mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
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"type": "component",
"description": "RENESAS Clock Generators / Frequency Synthesizers / PLL, TSSOP-16-175mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
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"clock and timing",
"557g-03lft",
"factory-2.0.0",
"extractor-text"
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"dependencies": {},
"hero": {
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"path": "docs/hero.png"
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"files": [
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"README.md",
"557g-03lft.kicad_sym",
"557g-03lft.kicad_mod",
"557g-03lft.glb",
"557g-03lft.step",
"557g-03lft.lbr",
"docs/hero.png",
"docs/557g-03lft-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"557g-03lft-hero.glb",
"557g-03lft-hero.overlay.json",
"557g-03lft-etched.glb"
],
"component": {
"mpn": "557G-03LFT",
"manufacturer": "RENESAS",
"package": "TSSOP-16-175mil",
"pin_count": 16,
"category": "Clock and Timing",
"subcategory": "Clock Generators / Frequency Synthesizers / PLL",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/f394caebd2106d871a4e529ed54fff7b.pdf",
"parts": {
"symbol": "557g-03lft.kicad_sym",
"footprint": "557g-03lft.kicad_mod",
"model_3d": "557g-03lft-hero.glb",
"model_3d_plain": "557g-03lft-etched.glb",
"model_3d_step": "557g-03lft-etched.step",
"model_3d_step_plain": "557g-03lft.step",
"lbr": "557g-03lft.lbr"
},
"distributor_links": {
"lcsc": "C2651403",
"digikey": "6690-557G-03LFTTR-ND",
"mouser": "972-557G-03LFT"
},
"distributor_check": {
"checked_at": "2026-10-30T23:45:02Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "6690-557G-03LFTTR-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "972-557G-03LFT",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "S0",
"type": "input",
"description": "Select pin 0 sets the output frequency together with S1 per Table 1 (25M, 100M, 125M or 200M) and has an internal pull-up resistor."
},
{
"number": "2",
"name": "S1",
"type": "input",
"description": "Select pin 1 sets the output frequency together with S0 per Table 1 and has an internal pull-up resistor."
},
{
"number": "3",
"name": "SS0",
"type": "input",
"description": "Spread select pin 0 sets the spread type and amount together with SS1 per Table 2 and has an internal pull-up resistor."
},
{
"number": "4",
"name": "X1/ICLK",
"type": "input",
"description": "Crystal or clock input, to be connected to a 25 MHz crystal or a single-ended clock."
},
{
"number": "5",
"name": "X2",
"type": "output",
"description": "Crystal connection, to be left unconnected when a clock is applied to X1/ICLK."
},
{
"number": "6",
"name": "OE",
"type": "input",
"description": "Output enable; a low level tri-states the outputs without shutting the device down, and it has an internal pull-up resistor."
},
{
"number": "7",
"name": "GNDXD",
"type": "power_in",
"description": "Connect to ground."
},
{
"number": "8",
"name": "SS1",
"type": "input",
"description": "Spread select pin 1 sets the spread type and amount together with SS0 per Table 2 and has an internal pull-up resistor."
},
{
"number": "9",
"name": "IREF",
"type": "output",
"description": "Precision reference resistor pin connected to the internal current reference; RR = 475 Ω (1%) gives IREF of 2.32 mA for a 50 Ω board trace."
},
{
"number": "10",
"name": "CLK1",
"type": "output",
"description": "HCSL complementary clock output 1."
},
{
"number": "11",
"name": "CLK1",
"type": "output",
"description": "HCSL true clock output 1."
},
{
"number": "12",
"name": "VDDODA",
"type": "power_in",
"description": "Connect to a +3.3 V supply for the output driver and analog circuits."
},
{
"number": "13",
"name": "GNDODA",
"type": "power_in",
"description": "Connect to ground."
},
{
"number": "14",
"name": "CLK0",
"type": "output",
"description": "HCSL complementary clock output 0."
},
{
"number": "15",
"name": "CLK0",
"type": "output",
"description": "HCSL true clock output 0."
},
{
"number": "16",
"name": "VDDXD",
"type": "power_in",
"description": "Connect to a +3.3 V supply for the crystal oscillator and digital circuits."
}
],
"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: Package hint says TSSOP-16-175mil, but the datasheet describes the package as 16-pin TSSOP 173 mil n; The overbar on the complementary clock outputs is lost in the text extraction. Pins 10 and 14 are co; Pin types follow the datasheet's Pin Type column. X2 is described as a crystal connection and IREF a"
],
"pages_sent": 12,
"cost_usd": 0.059,
"at": "2026-10-30T23:44:49"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/f394caebd2106d871a4e529ed54fff7b.pdf",
"pages": 12,
"sha256": "72c78dc62d05844e",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 16,
"described": 16,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
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"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "557g-03lft.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6.4,
5.0,
1.1
],
"zmin_mm": -0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",
"checked": "2026-10-30",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "557g-03lft-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
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5.0,
1.1
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"zmin_mm": -0.0,
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"footprint_binding": "identity",
"sha256": "a17dcdae28c3c200830c2bbcc954f73b2ab3da4b40178bc3b890e28372e197dc",
"checked": "2026-10-30",
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}
],
"package_dims": {
"package_code": "16-pin TSSOP",
"source_page": 10,
"D": {
"nom_mm": 5.0,
"range_mm": [
4.9,
5.1
]
},
"E1": {
"nom_mm": 4.4,
"range_mm": [
4.3,
4.5
]
},
"E": {
"nom_mm": 6.4,
"range_mm": [
null,
null
]
},
"e": {
"nom_mm": 0.65,
"range_mm": [
null,
null
]
},
"A": {
"nom_mm": 1.2,
"range_mm": [
null,
1.2
]
},
"source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
"model_check": {
"file": "557g-03lft.step",
"verdict": "PASS",
"reasons": [
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],
"by": "factory/package_fit.py"
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}
}