component

SP3490CN-L

Public Made by Adom

by adom

MaxLinear Pre-ordered Chips, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

componentinterface icssp3490cn-lfactory-2.0.0extractor-text

Verified SP3490CN-L

by Ray · last 30 Oct 2026 · 1 record · files match
SymbolFootprint3D modelPins

Verification log 1 record

30 Oct 2026RayPublished by the parts factory: tier mfr, 8 pinsfiles match
SymbolFootprint3D modelPinsfor all variants
  • ✓component-page-verify: PASS
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: SP3490CN-L · SOIC-8 · 8 pins
  • ✓copper: 8 copper pads, none touching another net
  • ✓datasheet: all 8 pin names found in the 12-page datasheet
  • ✓distributor: lcsc C2671834, digikey 1016-1146-5-ND, mouser 701-SP3490CN-L
  • ✓family: SOIC-8_3.9x4.9mm_P1.27mm
  • ✓files: 7 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-pwo_zorj/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 2 records
  • •package_fit (skip): no component.package_dims on the page: the model is unchecked against the datasheet drawing
  • ✓pads: 8 pins = 8 pads
  • ✓pose: 2 STEP(s) Z-up, seated, centred
  • ✓symbol: 8 pins agree
  • ✓visibility: public, source open
Evidencedatasheet
Verified files✓ sp3490cn-l.kicad_sym✓ sp3490cn-l.kicad_mod✓ sp3490cn-l.step
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Generated by kicad-footprint-generator · KiCad file format 20260206
Name Last commit message Last updated
docs Publish 0.1.0 · Ray 10d ago
viewers sp3490cn-l: viewers · Ray 10d ago
package.json Publish 0.1.0 · Ray 10d ago
page.json Set visibility: public · Ray 10d ago
README.md Publish 0.1.0 · Ray 10d ago
sp3490cn-l-etched.glb Publish 0.1.0 · Ray 10d ago
sp3490cn-l-etched.step sp3490cn-l: factory component page (tier=mfr) · Ray 10d ago
sp3490cn-l-hero.glb sp3490cn-l: hero GLB from the etched model (keeps the MPN mark) · Ray 10d ago
sp3490cn-l-hero.overlay.json Publish 0.1.0 · Ray 10d ago
sp3490cn-l.glb Publish 0.1.0 · Ray 10d ago
sp3490cn-l.kicad_mod Publish 0.1.0 · Ray 10d ago
sp3490cn-l.kicad_sym Publish 0.1.0 · Ray 10d ago
sp3490cn-l.lbr Publish 0.1.0 · Ray 10d ago
sp3490cn-l.step Publish 0.1.0 · Ray 10d ago
verification.json Verified: Published by the parts factory: tier mfr, 8 pins · Ray 10d ago

SP3490CN-L

MaxLinear · Pre-ordered Chips · SOIC-8

SP3490CN-L from MaxLinear, in a SOIC-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 VCC power_in Positive supply, 3.00V < Vcc < 3.60V.
2 R output Receiver output.
3 D input Driver input.
4 GND power_in Ground connection.
5 Y output Non-inverting driver output.
6 Z output Inverting driver output.
7 B input Inverting receiver input, -7V to 12V common-mode range.
8 A input Non-inverting receiver input, -7V to 12V common-mode range.

Key specifications

Parameter Value
Manufacturer MaxLinear
Package SOIC-8
Category Interface ICs
Pins 8

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Supply voltage VCC 3 3.3 3.6 V 3
Differential output voltage (RS-422) 2 V With load; R = 50Ω (RS-422); Figure 1 2
Differential output voltage (RS-485) 1.5 V With load; R = 27Ω (RS-485); Figure 1 2
Change in magnitude of driver differential output voltage 0.2 V R = 27Ω or R = 50Ω; Figure 1 2
Driver common-mode output voltage 3 V R = 27Ω or R = 50Ω; Figure 1 2
Input high voltage 2 V 2
Input low voltage 0.8 V 2
Input current -10 10 µA 2
Driver short circuit current, VOUT = HIGH -250 250 mA -7V ≤ VO ≤ 12V; Figure 8 2
Driver short circuit current, VOUT = LOW -250 250 mA -7V ≤ VO ≤ 12V; Figure 8 2
Driver maximum data rate 10 Mbps 2
Driver input to output tPLH tPLH 20 40 60 ns R = 27Ω, Figures 2 & 9 2
Driver input to output tPHL tPHL 20 40 60 ns R = 27Ω, Figures 2 & 9 2
Differential driver skew 2 ns /tPHL(Y)- tPLH(Y)/, /tPHL(Z)- tPLH(Z)/, Figures 2 and 9 3
Driver rise or fall time 5 20 ns From 10%-90%; Figures 3 and 10 3
Receiver differential input threshold -0.2 0.2 Volts -7V ≤ VCM ≤ 12V 3
Receiver output voltage LOW 0.4 Volts VID = -200mV, IO = 2.5mA 3
Receiver input resistance 12 15 kΩ -7V ≤ VCM ≤ 12V 3
Receiver input current (A, B) at VIN = 12V 1 mA VIN = 12V 3
Receiver input current (A, B) at VIN = -7V -0.8 mA VIN = -7V 3
Receiver short circuit current 60 mA 0V ≤ VO ≤ VCC 3
Receiver maximum data rate 10 Mbps 3
Receiver input to output tPLH tPLH 40 70 120 ns Figures 6 and 12 3
Receiver input to output tPHL tPHL 40 70 120 ns Figures 6 and 12 3
Differential receiver skew 4 ns /tPHL(A)- tPLH(A)/, /tPHL(B)- tPLH(B)/, Figures 6 and 12 3
Supply current 1000 2000 µA D = 0V or VCC 3
ESD protection for D, R, A, B, Y and Z pins -2 2 kV Human Body Model 3
Supply voltage VCC 6 V 2
Input voltage, logic -0.3 6 V 2
Input voltage, drivers -0.3 6 V 2
Input voltage, receivers -14 14 V 2
Output voltage, drivers -14 14 V 2
Output voltage, receivers -0.3 6 V 2
Storage temperature -65 150 °C 2
Operating temperature range 0 70 °C SP3490CN-L 12
Thermal resistance, 8-pin NSOIC ΘJA 128.4 °C/W 8-pin NSOIC 2
ESD rating -2 2 kV Human Body Model (HBM) 2

CAD (KiCad official)

  • Symbol: SP3490CN-L
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOIC-8 (KiCad packages3D, STEP)
  • 3D model files: sp3490cn-l-etched.step / sp3490cn-l-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sp3490cn-l.step / sp3490cn-l.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: MaxLinear datasheet (12 pp, sha256 53de7ea6a2a264b2, retrieved 2026-10-30, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF