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Contents

README

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SST25VF020B-80-4I-SAE

Microchip Tech · NOR FLASH · SOIC-8

SST25VF020B-80-4I-SAE from Microchip Tech, 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 CE# input Chip Enable: the device is enabled by a high-to-low transition on CE#, and CE# must remain low for the duration of any command sequence.
2 SO output Serial Data Output: data is shifted out on the falling edge of the serial clock, and SO outputs Flash busy status during AAI programming when reconfigured as RY/BY#.
3 WP# input Write-Protect: used to enable/disable the BPL bit in the STATUS register.
4 VSS power_in Ground.
5 SI input Serial Data Input: commands, addresses or data are latched on the rising edge of the serial clock.
6 SCK input Serial Clock: provides the timing of the serial interface.
7 HOLD# input Hold: temporarily stops serial communication with the SPI Flash memory without resetting the device.
8 VDD power_in Power Supply: provides power supply voltage of 2.7V-3.6V.

Key specifications

Parameter Value
Manufacturer Microchip Tech
Package SOIC-8
Category Memory
Pins 8

CAD (KiCad official)

  • Symbol: SST25VF020B-80-4I-SAE
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOIC-8 (KiCad packages3D, STEP)
  • 3D model files: sst25vf020b-80-4i-sae-etched.step / sst25vf020b-80-4i-sae-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sst25vf020b-80-4i-sae.step / sst25vf020b-80-4i-sae.glb are the bare package body.

Provenance

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

  • Datasheet: Microchip Tech datasheet (33 pp, sha256 1e2e99da0c49d31c, retrieved 2026-10-27, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus off (skipped (clean text read)), 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