# SI8921BD-IS4 (Component)
## Description
Operational Amplifier
SI8921BD-IS4
SOIC-8_L5.9-W7.5-P1.27-LS11.5-BL
LCSC Part Number: C430307
JLCPCB Part Class: Extended Part
Manufactured by SKYWORKS/SILICON LABS(芯科)
## Component Details
- **Owner:** lcsc
- **Created:** 11/4/2024
- **Last Updated:** 4/22/2025
- **Visibility:** Public
- **Manufacturer Part Number:** SI8921BD-IS4
- **Manufacturer Name:** SKYWORKS/SILICON LABS(芯科)
- **Part Type:** Operational Amplifier
- **JLCPCB Part Class:** Extended Part
- **Product Info Url:** https://lcsc.com/product-detail/Operational-Amplifiers_SILICON-LABS-SI8921BD-IS4_C430307.html
- **LCSC Part Number:** C430307
- **Datasheet URL:** https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2005151835_SKYWORKS-SILICON-LABS-SI8921BD-IS4_C430307.pdf
- **Package or Case Code:** SOIC-8_L5.9-W7.5-P1.27-LS11.5-BL
## Distributor Pricing (qty 1)
*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*
| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Arrow](https://www.arrow.com/en/products/si8921bd-is4/skyworks-solutions.html?utm_currency=USD®ion=nac) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C430307.html) | $3.7877 | 0 |
| [Mouser](https://www.mouser.com/ProductDetail/Skyworks-Solutions-Inc/SI8921BD-IS4?qs=PzGy0jfpSMvsmwC%252B%252BCnCpQ%3D%3D) | $5.91 | 230 |
| [Verical](https://www.verical.com/pd/skyworks-solutions-amplifier---special-purpose-SI8921BD-IS4-11466375?utm_currency=USD) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** Skyworks
- **MPN:** SI8921BD-IS4
- **Mount Type:** PCB
- **Package / Case Code:** 8-SOIC
- **Pin Count:** 8
- **Logic Function:** Buffer
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | VDDA | |
| 2 | AIP | |
| 3 | AIN | |
| 4 | GNDA | |
| 5 | GNDB | |
| 6 | AON | |
| 7 | AOP | |
| 8 | VDDB | |
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*Generated from [https://www.flux.ai/lcsc/si8921bd-is4~70fj](https://www.flux.ai/lcsc/si8921bd-is4~70fj)*