SST25VF020-20-4C-SAE (SOIC-8) — Schematic Symbol, IPC-7351B Footprint & 3D STEP Model

Q: What is the Pinout and operating voltage specification of SST25VF020-20-4C-SAE (SOIC-8)?

Manufactured by MICROCHIP, the SST25VF020-20-4C-SAE is housed in a SOIC-8 package with 8 pins and a 1.27 mm lead pitch. Key pins include: 1 (WEL: Multiplexed I/O & Peripheral Pin WEL (General)), 2 (BP0: Multiplexed I/O & Peripheral Pin BP0 (General)), 3 (BP1: Multiplexed I/O & Peripheral Pin BP1 (General)), 4 (VSS: Ground Reference Pin (VSS)), 5 (SI: Multiplexed I/O & Peripheral Pin SI (General)), 6 (AAI: Multiplexed I/O & Peripheral Pin AAI (General)).

Q: What are the IPC-7351B PCB Footprint dimensions for SST25VF020-20-4C-SAE?

Normalized from the official datasheet mechanical drawing per IPC-7351B (Density Level B Nominal), SST25VF020-20-4C-SAE (SOIC-8) has a nominal body envelope of 3.90 × 4.90 mm, pitch e = 1.27 mm, and 8 copper pads.

Q: Where can I download KiCad (.kicad_mod, .kicad_sym), Fusion 360 (.lbr), and 3D STEP models for SST25VF020-20-4C-SAE?

You can download the verified open-hardware (CERN-OHL-P-2.0) CAD library bundle for SST25VF020-20-4C-SAE (MICROCHIP, SOIC-8) directly on this page, including KiCad 8 Footprints (.kicad_mod), Schematic Symbols (.kicad_sym), Autodesk Fusion 360 / Eagle (.lbr), and 3D STEP AP214 / WebGL GLB models.

1. SYMBOL

2. 2D FOOTPRINT

3. 3D CAD MODEL

Package Body: 3.90mm × 4.90mm · Pitch: 1.27mm · Ruler Step: 1.00mmSynced <100ms

Synchronized Pinout (Symbol / 2D / 3D) (8/8)

Touch or hover any pin to highlight concurrently across Symbol, Footprint and 3D

Pin	Symbol	Type	Function (EN)
1	WEL	I/O	Multiplexed I/O & Peripheral Pin WEL (General)
2	BP0	I/O	Multiplexed I/O & Peripheral Pin BP0 (General)
3	BP1	I/O	Multiplexed I/O & Peripheral Pin BP1 (General)
4	VSS	GND	Ground Reference Pin (VSS)
5	SI	I/O	Multiplexed I/O & Peripheral Pin SI (General)
6	AAI	I/O	Multiplexed I/O & Peripheral Pin AAI (General)
7	BPL	I/O	Multiplexed I/O & Peripheral Pin BPL (General)
8	VDD	Power	Power Supply Input (VDD — 3.3V / 5.0V Standard Logic)

PIN 1 WEL

I/O

Multiplexed I/O & Peripheral Pin WEL (General)

Design note: 1=DeviceismemoryWriteenabled 0=DeviceisnotmemoryWriteenabled

IPC-7351B Solder Density & Span C/G/Z Tuner

Extracted Drawings Gallery (6 Standard Drawings + 10 Extracted Figures)

Read the original datasheet PDF directly or click any drawing to view fullscreen

1. Realistic 3D PackageREPRESENTATIVE

SST25VF020-20-4C-SAE (SOIC-8) - 1. Realistic 3D Package

Detailed solid 3D bodyExpand ›

2. Standard Pinout (Top View)CLEANROOM PINOUT

SST25VF020-20-4C-SAE (SOIC-8) - 2. Standard Pinout (Top View)

True package pinout (8 pins)Expand ›

3. Original Datasheet PinoutPDF PINOUT

SST25VF020-20-4C-SAE (SOIC-8) - 3. Original Datasheet Pinout

Uncropped datasheet pin diagramExpand ›

4. Package Dimensions (D×E×A)PACKAGE DIMENSIONS

SST25VF020-20-4C-SAE (SOIC-8) - 4. Package Dimensions (D×E×A)

SOIC-8 · 3.90×4.90mm · Pitch 1.27mmExpand ›

5. Recommended Land PatternLAND PATTERN

SST25VF020-20-4C-SAE (SOIC-8) - 5. Recommended Land Pattern

IPC-7351B Footprint (8 Pads)Expand ›

6. Application SchematicSCHEMATIC

SST25VF020-20-4C-SAE (SOIC-8) - 6. Application Schematic

Typical Application SchematicExpand ›

Original Datasheet Pinouts & Technical Drawings (10 figures · Page 1/1)

Showing 1–10 of 10 uncropped original figures for SST25VF020

P4 · p04_fig02EXACT PACKAGE

Figure 2: Pin Assignments Table 1: Pin Description Symbol Pin Name Functions

P1 · p01_fig01469×310px

A Microchip Technology Company HT ® A Microchip Technology Company

P2 · p02_fig01468×310px

Product Description

P4 · p04_fig01468×310px

Pin Description

P4 · p04_fig02P4

Datasheet Page 4 (p04_fig02)

P25 · p25_fig01468×310px

Packaging Diagrams

P25 · p25_fig022040×1569px

Figure 22:8-lead Small Outline Integrated Circuit (SOIC) 150 mil body width (4.9mm x 6mm)

P25 · p25_fig02P25

Datasheet Page 25 (p25_fig02)

P27 · p27_fig01468×310px

Table 14:Revision History

P26 · p26_fig01All Packages in PDF

Figure 23:8-contact Very-very-thin Small Outline No-lead (WSON)

Technical Specifications & Part Details (SST25VF020-20-4C-SAE)

Summary of electrical parameters, mechanical dimensions, voltage range and peripheral interfaces from Datasheet (EN)

Standard Electronic & Interconnect Component

Detailed Overview:SST25VF020-20-4C-SAE (SOIC-8) is a 8-pin standard electronic & interconnect component featuring a 4.90 × 3.90 × 1.75 mm mechanical envelope (lead pitch e = 1.27 mm). Rated for 1.8V ~ 5.5V (Theo Datasheet) supply operation across 0°C to +70°C with integrated SPI interfaces.

Operating Supply VoltageV_CC / V_DD

1.8V ~ 5.5V (Theo Datasheet)

Place 100nF + 10µF X7R decoupling capacitors < 2mm from supply pins

Ambient Operating TemperatureT_A

0°C to +70°C

Industrial temperature grade; T_J(max) = +125°C

Clock / RF Operating Frequencyf_CLK / f_RF

20 MHz

Extracted from authoritative PDF specification tables

Current & Power RatingI_OUT / I_CC

I_GPIO(max) = ±20 mA / pin | I_VDD(total) ≤ 150 mA

Observe per-pin absolute maximum current limits

Package Envelope (D × E × A)D × E × A

4.90 × 3.90 × 1.75 mm (A1=0.15 mm)

Package family: SOIC (SOIC-8)

Pin Count & Lead PitchN / e

8 Pins | Pitch e = 1.27 mm (50.0 mil)

Normalized to Center-to-Center Span C per IPC-7351B

Integrated Peripheral InterfacesBuses

SPI

Cross-linked with 4D Pinout & Schematic Symbol

Reflow & Moisture SensitivityIPC / MSL

IPC-7351B Level B | J-STD-020 (Peak 260°C) | MSL-3

60% windowed solder paste stencil on thermal EPAD

Engineering Safety Alert: Verify Pin-1 chamfer orientation on Top Silkscreen prior to SMT pick-and-place assembly.

Engineering Safety Alert: Connect exposed thermal pad (if present) to internal ground plane via 0.3mm stitched thermal vias.

5-Point Standards Verification

Automated compliance checks prior to export

5/5 PASS

IEEE-315 Symbol8 auto-grouped pins

IPC-7351B Land Pattern8 pads · Pitch 1.27mm

IPC-7525 60% Solder PasteReflow 1:1 Standard

DFM Rules JLCPCB / PCBWayMin pad clearance: 0.25mm

3D STEP AP214 & GLBAligned coordinate origin (0,0,0)

Hardware Verification & Community Engineering Reviews

Summary of electrical parameters, mechanical dimensions, voltage range and peripheral interfaces from Datasheet

5.00 PCB Verified

Mechanical Dimensions & Land Pattern (SOIC-8)

Extracted from Datasheet & IPC-7351B Normalized

Package Body (D × E)Nominal

4.90 × 3.90 mm

Height (A) & Pitch (e)IPC-7351B

A=1.75mm · e=1.27mm

Pad Size (W × L)Level B

0.60 × 1.55 mm

Pins / Total PadsTopology

8P / 8Pad (DUAL_ROW)

Recommended Companion BOM & Drop-In Equivalents

Passive external components per reference schematic and 1:1 pin-compatible alternatives

DFM READY

Designator / Replacement MPN	Value / Package	Function & PCB Layout Rule
N/A BOM	Per application circuit SOIC-8	Size power & signal trace widths for rated load current following IPC-2221 clearance rules.

Technical Frequently Asked Questions (FAQ) — SST25VF020-20-4C-SAE (SOIC-8)

Quick answers covering Pinout, IPC-7351B Land Pattern dimensions, and CAD export formats

IPC-7351B / IEEE-315

What is the Pinout and operating voltage specification of SST25VF020-20-4C-SAE (SOIC-8)?

Manufactured by MICROCHIP, the SST25VF020-20-4C-SAE is housed in a SOIC-8 package with 8 pins and a 1.27 mm lead pitch. Key pins include: 1 (WEL: Multiplexed I/O & Peripheral Pin WEL (General)), 2 (BP0: Multiplexed I/O & Peripheral Pin BP0 (General)), 3 (BP1: Multiplexed I/O & Peripheral Pin BP1 (General)), 4 (VSS: Ground Reference Pin (VSS)), 5 (SI: Multiplexed I/O & Peripheral Pin SI (General)), 6 (AAI: Multiplexed I/O & Peripheral Pin AAI (General)).

What are the IPC-7351B PCB Footprint dimensions for SST25VF020-20-4C-SAE?

Normalized from the official datasheet mechanical drawing per IPC-7351B (Density Level B Nominal), SST25VF020-20-4C-SAE (SOIC-8) has a nominal body envelope of 3.90 × 4.90 mm, pitch e = 1.27 mm, and 8 copper pads.

Where can I download KiCad (.kicad_mod, .kicad_sym), Fusion 360 (.lbr), and 3D STEP models for SST25VF020-20-4C-SAE?

You can download the verified open-hardware (CERN-OHL-P-2.0) CAD library bundle for SST25VF020-20-4C-SAE (MICROCHIP, SOIC-8) directly on this page, including KiCad 8 Footprints (.kicad_mod), Schematic Symbols (.kicad_sym), Autodesk Fusion 360 / Eagle (.lbr), and 3D STEP AP214 / WebGL GLB models.

Static Reference Appendix: Pinout Table (8 pins) & SST25VF020 Family VariantsExpand static table

Pin #	Signal Name	Electrical Type	Functional Description & Design Notes
1	WEL	Digital_IO	Signal terminal WEL (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: WEL. Supported peripheral buses: General.
2	BP0	Digital_IO	Signal terminal BP0 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: BP0. Supported peripheral buses: General.
3	BP1	Digital_IO	Signal terminal BP1 (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: BP1. Supported peripheral buses: General.
4	VSS	GND	0V electrical ground return terminal (VSS) for internal core logic, I/O drivers, and analog sub-blocks.
5	SI	Digital_IO	Signal terminal SI (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: SI. Supported peripheral buses: General.
6	AAI	Digital_IO	Signal terminal AAI (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: AAI. Supported peripheral buses: General.
7	BPL	Digital_IO	Signal terminal BPL (I/O, 3.3V / 5.0V Standard Logic domain). Multiplexed alternate functions: BPL. Supported peripheral buses: General.
8	VDD	Power_In	Primary positive power supply input (VDD) operating in the 3.3V / 5.0V Standard Logic domain (Max rating: 5.5V).

4D Studio: SST25VF020-20-4C-SAE Permalink: /part/C178276 MICROCHIP SOIC-8 All Packages All Manufacturers