component
SP3243EUCA-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
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317
{
"slug": "sp3243euca-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",
"sp3243euca-l",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"sp3243euca-l.kicad_sym",
"sp3243euca-l.kicad_mod",
"sp3243euca-l.glb",
"sp3243euca-l.step",
"sp3243euca-l.lbr",
"docs/hero.png",
"docs/sp3243euca-l-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"sp3243euca-l-hero.glb",
"sp3243euca-l-hero.overlay.json",
"sp3243euca-l-etched.glb"
],
"component": {
"mpn": "SP3243EUCA-L",
"manufacturer": "MaxLinear",
"package": "SSOP-28-208mil",
"pin_count": 28,
"category": "Interface ICs",
"subcategory": "Pre-ordered Chips",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/8fd01a68943ea615ac5a0c37b32b3b48.pdf",
"parts": {
"symbol": "sp3243euca-l.kicad_sym",
"footprint": "sp3243euca-l.kicad_mod",
"model_3d": "sp3243euca-l-hero.glb",
"model_3d_plain": "sp3243euca-l-etched.glb",
"model_3d_step": "sp3243euca-l-etched.step",
"model_3d_step_plain": "sp3243euca-l.step",
"lbr": "sp3243euca-l.lbr"
},
"distributor_links": {
"lcsc": "C2671246",
"digikey": "1016-1125-5-ND",
"mouser": "701-SP3243EUCA-L"
},
"distributor_check": {
"checked_at": "2026-11-05T21:14:29Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "1016-1125-5-ND",
"status": "found",
"lifecycle": "Obsolete"
},
"mouser": {
"pn": "701-SP3243EUCA-L",
"status": "found",
"lifecycle": "Obsolete"
}
},
"pins": [
{
"number": "1",
"name": "C2+",
"type": "passive",
"description": "Positive terminal of the inverting charge-pump capacitor."
},
{
"number": "2",
"name": "C2-",
"type": "passive",
"description": "Negative terminal of the inverting charge-pump capacitor."
},
{
"number": "3",
"name": "V-",
"type": "power_out",
"description": "Regulated -5.5V output generated by the charge pump."
},
{
"number": "4",
"name": "R1IN",
"type": "input",
"description": "RS-232 receiver input (internal 5kΩ pulldown, ±15kV ESD protected, ±25V absolute maximum)."
},
{
"number": "5",
"name": "R2IN",
"type": "input",
"description": "RS-232 receiver input (internal 5kΩ pulldown, ±15kV ESD protected, ±25V absolute maximum)."
},
{
"number": "6",
"name": "R3IN",
"type": "input",
"description": "RS-232 receiver input (internal 5kΩ pulldown, ±15kV ESD protected, ±25V absolute maximum)."
},
{
"number": "7",
"name": "R4IN",
"type": "input",
"description": "RS-232 receiver input (internal 5kΩ pulldown, ±15kV ESD protected, ±25V absolute maximum)."
},
{
"number": "8",
"name": "R5IN",
"type": "input",
"description": "RS-232 receiver input (internal 5kΩ pulldown, ±15kV ESD protected, ±25V absolute maximum)."
},
{
"number": "9",
"name": "T1OUT",
"type": "output",
"description": "RS-232 driver output (±15kV ESD protected, ±13.2V absolute maximum, continuous short-circuit duration)."
},
{
"number": "10",
"name": "T2OUT",
"type": "output",
"description": "RS-232 driver output (±15kV ESD protected, ±13.2V absolute maximum, continuous short-circuit duration)."
},
{
"number": "11",
"name": "T3OUT",
"type": "output",
"description": "RS-232 driver output (±15kV ESD protected, ±13.2V absolute maximum, continuous short-circuit duration)."
},
{
"number": "12",
"name": "T3IN",
"type": "input",
"description": "TTL/CMOS driver input."
},
{
"number": "13",
"name": "T2IN",
"type": "input",
"description": "TTL/CMOS driver input."
},
{
"number": "14",
"name": "T1IN",
"type": "input",
"description": "TTL/CMOS driver input."
},
{
"number": "15",
"name": "R5OUT",
"type": "output",
"description": "TTL/CMOS receiver output."
},
{
"number": "16",
"name": "R4OUT",
"type": "output",
"description": "TTL/CMOS receiver output."
},
{
"number": "17",
"name": "R3OUT",
"type": "output",
"description": "TTL/CMOS receiver output."
},
{
"number": "18",
"name": "R2OUT",
"type": "output",
"description": "TTL/CMOS receiver output."
},
{
"number": "19",
"name": "R1OUT",
"type": "output",
"description": "TTL/CMOS receiver output."
},
{
"number": "20",
"name": "R2OUT",
"type": "output",
"description": "Non-inverting receiver-2 output, active in shutdown."
},
{
"number": "21",
"name": "STATUS",
"type": "output",
"description": "TTL/CMOS output indicating online and shutdown status; low when shut down or cable disconnected, high when external transmitters are enabled and cable connected."
},
{
"number": "22",
"name": "SHUTDOWN",
"type": "input",
"description": "Apply logic LOW to shut down the drivers and charge pump, overriding all AUTO-ONLINE circuitry and ONLINE."
},
{
"number": "23",
"name": "ONLINE",
"type": "input",
"description": "Apply logic HIGH to override AUTO-ONLINE circuitry keeping drivers active (SHUTDOWN must also be logic HIGH)."
},
{
"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."
},
{
"number": "26",
"name": "VCC",
"type": "power_in",
"description": "+3.0V to +5.5V supply voltage."
},
{
"number": "27",
"name": "V+",
"type": "power_out",
"description": "Regulated +5.5V output generated by the charge pump."
},
{
"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 requested MPN SP3243EUCA-L (without /TR) does not appear in the Ordering Information table. The ; The 208mil SSOP width is not stated anywhere in the supplied text. The datasheet only says '28-pin S; Table 5 prints the function name 'R2OUT' for both pin 18 and pin 20. Pin 20 is described as the non-",
"1/28 pin names appear NOWHERE in the datasheet text: ['20:R2OUTB@p12']"
],
"pages_sent": 22,
"cost_usd": 0.0923,
"at": "2026-11-05T21:14:05"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/8fd01a68943ea615ac5a0c37b32b3b48.pdf",
"pages": 30,
"sha256": "ea4b22b2d3fb360a",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 28,
"described": 28,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "sp3243euca-l.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
7.8,
10.2,
2.1
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "7aa76979ae41da44bded1ed74115012868f2f3f5a757faf32bb9df4f92c1e313",
"checked": "2026-11-05",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "sp3243euca-l-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
7.8,
10.2,
2.1
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "28e26f2060fb7f1dfa46055a00d2bbd4a946a83df4aef4c0cfcd1bb55b9e00e0",
"checked": "2026-11-05",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}