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MAX12931EASA+

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Analog Devices Inc./Maxim Integrated Digital Isolators, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

componentsignal isolation devicesmax12931easa+factory-2.0.0extractor-text

Verified MAX12931EASA+

by Ray · last 31 Oct 2026 · 1 record · files match
SymbolFootprint3D modelPins

Verification log 1 record

31 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: MAX12931EASA+ · SOIC-8 · 8 pins
  • ✓copper: 8 copper pads, none touching another net
  • ✓datasheet: all 8 pin names found in the 24-page datasheet
  • ✓distributor: lcsc C7454044, digikey 505-MAX12931EASA+-ND, mouser 700-MAX12931EASA+
  • ✓family: SOIC-8_3.9x4.9mm_P1.27mm
  • ✓files: 7 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-1s4v6hap/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✓ max12931easa.kicad_sym✓ max12931easa.kicad_mod✓ max12931easa.step
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Generated by kicad-footprint-generator · KiCad file format 20260206
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docs Publish 0.1.0 · Ray 10h ago
viewers max12931easa: viewers · Ray 10h ago
max12931easa-etched.glb Publish 0.1.0 · Ray 10h ago
max12931easa-etched.step max12931easa: factory component page (tier=mfr) · Ray 10h ago
max12931easa-hero.glb max12931easa: hero GLB from the etched model (keeps the MPN mark) · Ray 10h ago
max12931easa-hero.overlay.json Publish 0.1.0 · Ray 10h ago
max12931easa.glb Publish 0.1.0 · Ray 10h ago
max12931easa.kicad_mod Publish 0.1.0 · Ray 10h ago
max12931easa.kicad_sym Publish 0.1.0 · Ray 10h ago
max12931easa.lbr Publish 0.1.0 · Ray 10h ago
max12931easa.step Publish 0.1.0 · Ray 10h ago
package.json Publish 0.1.0 · Ray 10h ago
page.json Set visibility: public · Ray 10h ago
README.md Publish 0.1.0 · Ray 10h ago
verification.json Verified: Published by the parts factory: tier mfr, 8 pins · Ray 10h ago

MAX12931EASA+

Analog Devices Inc./Maxim Integrated · Digital Isolators · SOIC-8

MAX12931EASA+ from Analog Devices Inc./Maxim Integrated, 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 VDDA power_in Power supply for side A (1.71V to 5.5V); bypass with a 0.1µF ceramic capacitor to GNDA.
2 OUT1 output Logic output of channel 1, push-pull, referenced to GNDA.
3 IN2 input Logic input for channel 2, referenced to GNDA.
4 GNDA power_in Ground reference for side A.
5 GNDB power_in Ground reference for side B.
6 OUT2 output Logic output of channel 2, push-pull, referenced to GNDB.
7 IN1 input Logic input for channel 1, referenced to GNDB.
8 VDDB power_in Power supply for side B (1.71V to 5.5V); bypass with a 0.1µF ceramic capacitor to GNDB.

Key specifications

Parameter Value
Manufacturer Analog Devices Inc./Maxim Integrated
Package SOIC-8
Category Signal Isolation Devices
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 VDDA VDDA 1.71 5.5 V Relative to GNDA 3
Supply Voltage VDDB VDDB 1.71 5.5 V Relative to GNDB 3
Undervoltage-Lockout Threshold VUVLO_ 1.5 1.6 1.66 V VDD_ rising 3
Undervoltage-Lockout Threshold Hysteresis VUVLO_HYST 45 mV 3
Supply Current IDDA 1MHz IDDA 0.39 0.67 mA 1MHz square wave, CL = 0pF, VDDA = 3.3V 4
Supply Current IDDA 12.5MHz IDDA 0.89 1.29 mA 12.5MHz square wave, CL = 0pF, VDDA = 3.3V 4
Supply Current IDDA 50MHz 3.3V IDDA 2.37 3.06 mA 50MHz square wave, CL = 0pF, VDDA = 3.3V 4
Supply Current IDDA 50MHz 5V IDDA 3.06 3.87 mA 50MHz square wave, CL = 0pF, VDDA = 5V 4
Input High Voltage VIH 0.7 xVDD_ 2.25V ≤ VDD_ ≤ 5.5V 4
Input High Voltage VIH 0.75 xVDD_ 1.71V ≤ VDD_ < 2.25V 4
Input Low Voltage VIL 0.8 V 2.25V ≤ VDD_ ≤ 5.5V 4
Input Low Voltage VIL 0.7 V 1.71V ≤ VDD_ < 2.25V 4
Input Hysteresis VHYS 410 mV MAX1293_B/E 4
Input Pulldown Current IPD 1.5 5 10 µA IN_, MAX1293_E/F 4
Input Capacitance CIN 2 pF IN_, fSW = 1MHz 4
Output Voltage Low VOL 0.4 V IOUT = 4mA sink 5
Common-Mode Transient Immunity CMTI 50 kV/µs IN_ = GND_ or VDD_ (Note 4) 5
Maximum Data Rate DRMAX 25 Mbps 5
Minimum Pulse Width PWMIN 40 ns 5
Glitch Rejection 10 17 29 ns 5
Propagation Delay tPLH tPLH 17.4 23.9 32.5 ns 4.5V ≤ VDD_ ≤ 5.5V 5
Propagation Delay tPLH tPLH 17.6 24.4 33.7 ns 3.0V ≤ VDD_ ≤ 3.6V 5
Propagation Delay tPLH tPLH 18.3 25.8 36.7 ns 2.25V ≤ VDD_ ≤ 2.75V 5
Propagation Delay tPLH tPLH 20.7 29.6 43.5 ns 1.71V ≤ VDD_ ≤ 1.89V 5
Propagation Delay tPHL tPHL 16.9 23.4 33.6 ns 4.5V ≤ VDD_ ≤ 5.5V 5
Propagation Delay tPHL tPHL 17.2 24.2 35.1 ns 3.0V ≤ VDD_ ≤ 3.6V 5
Propagation Delay tPHL tPHL 17.8 25.4 38.2 ns 2.25V ≤ VDD_ ≤ 2.75V 5
Propagation Delay tPHL tPHL 19.8 29.3 45.8 ns 1.71V ≤ VDD_ ≤ 1.89V 5
Pulse Width Distortion PWD 0.4 4 ns 5
Propagation Delay Skew Part-to-Part tSPLH tSPLH 15.1 ns 4.5V ≤ VDD_ ≤ 5.5V 5
Propagation Delay Skew Part-to-Part tSPLH tSPLH 15 ns 3.0V ≤ VDD_ ≤ 3.6V 5
Propagation Delay Skew Part-to-Part tSPLH tSPLH 15.4 ns 2.25V ≤ VDD_ ≤ 2.75V 5
Propagation Delay Skew Part-to-Part tSPLH tSPLH 20.5 ns 1.71V ≤ VDD_ ≤ 1.89V 5
Propagation Delay Skew Part-to-Part tSPHL tSPHL 13.9 ns 4.5V ≤ VDD_ ≤ 5.5V 5
Propagation Delay Skew Part-to-Part tSPHL tSPHL 14.2 ns 3.0V ≤ VDD_ ≤ 3.6V 5
Propagation Delay Skew Part-to-Part tSPHL tSPHL 16 ns 2.25V ≤ VDD_ ≤ 2.75V 5
Propagation Delay Skew Part-to-Part tSPHL tSPHL 21.8 ns 1.71V ≤ VDD_ ≤ 1.89V 5
Channel-to-Channel Skew Opposite Direction tSCOLH tSCOLH 2 ns MAX12931 only 6
Channel-to-Channel Skew Opposite Direction tSCOHL tSCOHL 2 ns MAX12931 only 6
Peak Eye Diagram Jitter TJIT(PK) 250 ps 25Mbps 6
Rise Time tR 1.6 ns 4.5V ≤ VDD_ ≤ 5.5V 6
Rise Time tR 2.2 ns 3.0V ≤ VDD_ ≤ 3.6V 6
Rise Time tR 3 ns 2.25V ≤ VDD_ ≤ 2.75V 6
Rise Time tR 4.5 ns 1.71V ≤ VDD_ ≤ 1.89V 6
Fall Time tF 1.4 ns 4.5V ≤ VDD_ ≤ 5.5V 6
Fall Time tF 2 ns 3.0V ≤ VDD_ ≤ 3.6V 6
Fall Time tF 2.8 ns 2.25V ≤ VDD_ ≤ 2.75V 6
Fall Time tF 5.1 ns 1.71V ≤ VDD_ ≤ 1.89V 6
ESD Human Body Model -3 3 kV all pins 8
VDDA to GNDA VDDA -0.3 6 V 2
VDDB to GNDB VDDB -0.3 6 V 2
IN_ to GND (Side A and Side B) IN_ -0.3 6 V IN_ on Side A to GNDA; IN_ on Side B to GNDB 2
Operating Temperature Range -40 125 °C 2
Maximum Junction Temperature TJ 150 °C 2
Storage Temperature Range -60 150 °C 2
Soldering Temperature (reflow) 260 °C 2
Junction to Ambient Thermal Resistance θJA 172.8 °C/W 8 Narrow SOIC, four-layer board 2
Junction to Case Thermal Resistance θJC 67.6 °C/W 8 Narrow SOIC, four-layer board 2

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
housing pet The MAX12930-MAX12931 narrow-body SOIC are certified to DIN VDE V 0884-11: 2017-01 Basic Insulation, Maximum Transient Isolation Voltage 4200VPK, Maximum Repetitive Peak Isolation Voltage 630VPK. 9

CAD (KiCad official)

  • Symbol: MAX12931EASA+
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOIC-8 (KiCad packages3D, STEP)
  • 3D model files: max12931easa-etched.step / max12931easa-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); max12931easa.step / max12931easa.glb are the bare package body.

Provenance

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

  • Datasheet: Analog Devices Inc./Maxim Integrated datasheet (24 pp, sha256 1082a23cefedacbf, retrieved 2026-10-31, 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