component
NSI8121N0
Public Made by Adomby adom
NOVOSENSE Digital Isolators, SOIC-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownNSI8121N0
NOVOSENSE · Digital Isolators · SOIC-8
NSI8121N0 from NOVOSENSE, in a SOIC-8. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | VDD1 | power_in | Supply voltage input for isolation side 1, rated 2.5V to 5.5V |
| 2 | OUTA | output | Digital output A, VOL=0.2V, VOH=VDD-0.2V at IOH,IOL≤4mA, output impedance 50Ω |
| 3 | INB | input | Digital input B, input threshold VIL=0.8V, VIH=2V, hysteresis 0.4V |
| 4 | GND1 | power_in | Ground reference for isolation side 1 |
| 5 | GND2 | power_in | Ground reference for isolation side 2 |
| 6 | OUTB | output | Digital output B, VOL=0.2V, VOH=VDD-0.2V at IOH,IOL≤4mA, output impedance 50Ω |
| 7 | INA | input | Digital input A, input threshold VIL=0.8V, VIH=2V, hysteresis 0.4V |
| 8 | VDD2 | power_in | Supply voltage input for isolation side 2, rated 2.5V to 5.5V |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | NOVOSENSE |
| Package | SOIC-8 |
| Category | Signal Isolation Devices |
| Pins | 8 |
CAD (KiCad official)
- Symbol:
NSI8121N0 - Footprint:
Package_SO:SOIC-8_3.9x4.9mm_P1.27mm - 3D model: SOIC-8 (KiCad packages3D, STEP)
- 3D model files:
nsi8121n0-etched.step/nsi8121n0-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);nsi8121n0.step/nsi8121n0.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: NOVOSENSE datasheet (17 pp, sha256
433b8ba27019be02, retrieved 2026-09-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-4-6(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).