component
SP3243ECA-L
Public Made by Adomby adom
MaxLinear Pre-ordered Chips, SSOP-28-208mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "sp3243eca-l",
"version": "0.1.0",
"type": "component",
"description": "MaxLinear Pre-ordered Chips, SSOP-28-208mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"interface ics",
"sp3243eca-l",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
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"path": "docs/hero.png"
},
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"sp3243eca-l.kicad_mod",
"sp3243eca-l.glb",
"sp3243eca-l.step",
"sp3243eca-l.lbr",
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"docs/sp3243eca-l-datasheet.pdf",
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"component": {
"mpn": "SP3243ECA-L",
"manufacturer": "MaxLinear",
"package": "SSOP-28-208mil",
"pin_count": 28,
"category": "Interface ICs",
"subcategory": "Pre-ordered Chips",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/599fb2569fc6d4126f23e6eef4657fb5.pdf",
"parts": {
"symbol": "sp3243eca-l.kicad_sym",
"footprint": "sp3243eca-l.kicad_mod",
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"model_3d_plain": "sp3243eca-l-etched.glb",
"model_3d_step": "sp3243eca-l-etched.step",
"model_3d_step_plain": "sp3243eca-l.step",
"lbr": "sp3243eca-l.lbr"
},
"distributor_links": {
"lcsc": "C1544717",
"digikey": "1016-1120-5-ND",
"mouser": "701-SP3243ECA-L"
},
"distributor_check": {
"checked_at": "2026-10-30T18:42:19Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "1016-1120-5-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "701-SP3243ECA-L",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "C2+",
"type": "passive",
"description": "Positive terminal of the inverting charge-pump capacitor; the charge pump runs from VCC with 0.1µF capacitors for 3.3V operation."
},
{
"number": "2",
"name": "C2-",
"type": "passive",
"description": "Negative terminal of the inverting charge-pump capacitor; minimum recommended charge-pump capacitor values are listed in Table 7."
},
{
"number": "3",
"name": "V-",
"type": "power_out",
"description": "Regulated -5.5V output generated by the charge pump, generated separately from VCC."
},
{
"number": "4",
"name": "R1IN",
"type": "input",
"description": "RS-232 receiver input; RxIN is rated ±15V in the Absolute Maximum Ratings."
},
{
"number": "5",
"name": "R2IN",
"type": "input",
"description": "RS-232 receiver input; RxIN is rated ±15V in the Absolute Maximum Ratings."
},
{
"number": "6",
"name": "R3IN",
"type": "input",
"description": "RS-232 receiver input; RxIN is rated ±15V in the Absolute Maximum Ratings."
},
{
"number": "7",
"name": "R4IN",
"type": "input",
"description": "RS-232 receiver input; RxIN is rated ±15V in the Absolute Maximum Ratings."
},
{
"number": "8",
"name": "R5IN",
"type": "input",
"description": "RS-232 receiver input; RxIN is rated ±15V in the Absolute Maximum Ratings."
},
{
"number": "9",
"name": "T1OUT",
"type": "output",
"description": "RS-232 driver output; TxOUT is rated ±13.2V in the Absolute Maximum Ratings."
},
{
"number": "10",
"name": "T2OUT",
"type": "output",
"description": "RS-232 driver output; TxOUT is rated ±13.2V in the Absolute Maximum Ratings."
},
{
"number": "11",
"name": "T3OUT",
"type": "output",
"description": "RS-232 driver output; TxOUT is rated ±13.2V in the Absolute Maximum Ratings."
},
{
"number": "12",
"name": "T3IN",
"type": "input",
"description": "TTL/CMOS driver input; TxIN is rated -0.3V to 6.0V in the Absolute Maximum Ratings."
},
{
"number": "13",
"name": "T2IN",
"type": "input",
"description": "TTL/CMOS driver input; TxIN is rated -0.3V to 6.0V in the Absolute Maximum Ratings."
},
{
"number": "14",
"name": "T1IN",
"type": "input",
"description": "TTL/CMOS driver input; TxIN is rated -0.3V to 6.0V in the Absolute Maximum Ratings."
},
{
"number": "15",
"name": "R5OUT",
"type": "output",
"description": "TTL/CMOS receiver output; RxOUT is rated -0.3V to VCC+0.3V in the Absolute Maximum Ratings."
},
{
"number": "16",
"name": "R4OUT",
"type": "output",
"description": "TTL/CMOS receiver output; RxOUT is rated -0.3V to VCC+0.3V in the Absolute Maximum Ratings."
},
{
"number": "17",
"name": "R3OUT",
"type": "output",
"description": "TTL/CMOS receiver output; RxOUT is rated -0.3V to VCC+0.3V in the Absolute Maximum Ratings."
},
{
"number": "18",
"name": "R2OUT",
"type": "output",
"description": "TTL/CMOS receiver output; RxOUT is rated -0.3V to VCC+0.3V in the Absolute Maximum Ratings."
},
{
"number": "19",
"name": "R1OUT",
"type": "output",
"description": "TTL/CMOS receiver output; RxOUT is rated -0.3V to VCC+0.3V in the Absolute Maximum Ratings."
},
{
"number": "20",
"name": "R2OUT",
"type": "output",
"description": "Non-inverting receiver-2 output that remains active in shutdown; it is printed as R2OUT in the pin table, the same name as pin 18."
},
{
"number": "21",
"name": "STATUS",
"type": "output",
"description": "TTL/CMOS output indicating online and shutdown status; it goes LOW when the device is shut down and is rated -0.3V to VCC+0.3V."
},
{
"number": "22",
"name": "SHUTDOWN",
"type": "input",
"description": "Apply logic LOW to shut down the drivers and charge pump, overriding all AUTO ON-LINE circuitry and ONLINE; the input is rated -0.3V to 6.0V."
},
{
"number": "23",
"name": "ONLINE",
"type": "input",
"description": "Apply logic HIGH to override AUTO ON-LINE circuitry and keep drivers active (SHUTDOWN must also be logic HIGH); the input is rated -0.3V to 6.0V."
},
{
"number": "24",
"name": "C1-",
"type": "passive",
"description": "Negative terminal of the voltage doubler charge-pump capacitor."
},
{
"number": "25",
"name": "GND",
"type": "power_in",
"description": "Ground reference for the device."
},
{
"number": "26",
"name": "VCC",
"type": "power_in",
"description": "Supply voltage of +3.0V to +5.5V; VCC is rated -0.3V to 6.0V in the Absolute Maximum Ratings."
},
{
"number": "27",
"name": "V+",
"type": "power_out",
"description": "Regulated +5.5V output generated by the charge pump; V+ is rated -0.3V to 7.0V in the Absolute Maximum Ratings."
},
{
"number": "28",
"name": "C1+",
"type": "passive",
"description": "Positive terminal of the voltage doubler charge-pump capacitor."
}
],
"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 pin table lists 'R2OUT' for both pin 18 (TTL/CMOS receiver output) and pin 20 (non-inverting rec; The package hint SSOP-28-208mil is not stated in the text. The datasheet gives only '28-pin SSOP' fo; Pin numbers come from the 'SP3243E SSOP and TSSOP' column of Table 5 (the same assignment as Figure "
],
"pages_sent": 22,
"cost_usd": 0.0856,
"at": "2026-10-30T18:42:03"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/599fb2569fc6d4126f23e6eef4657fb5.pdf",
"pages": 30,
"sha256": "3ad9f6144fdcd49d",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 28,
"described": 28,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
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"checked": "2026-10-30",
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},
{
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"role": "eda",
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}
}