WM1801B
| Part Number | WM1801B |
|---|---|
| Manufacturer | Cirrus Logic (Wolfson) |
| Category | Audio ICs; Digital Microphone |
| Description | High performance MEMS digital microphone, QFN-32 surface mount package for audio acquisition |
Product Overview
The WM1801B is a high-sensitivity MEMS digital microphone manufactured by Cirrus Logic. It features excellent acoustic performance, low noise and high signal-to-noise ratio, delivering clear and stable audio signals. With ultra-compact size, low power consumption and reliable structure, this digital microphone is easy to integrate into various devices. It is widely used for voice pickup, audio recording and voice recognition in consumer electronics and smart audio products.
| Key Specifications | |
|---|---|
| Brand | Cirrus Logic (Wolfson) |
| RoHS Status | RoHS Compliant |
| EDA / CAD Models | 3D Model, Symbol, Footprint Available |
| Warranty | 2-Year Warranty |
| Package / Case | QFN-32 Package |
| Mounting Type | Surface Mount (SMD) |
| Surface Marking / Silkscreen | WM1801B Marking |
| Output Interface | PDM Digital Output |
| Supply Voltage | 1.8V to 3.3V |
| Sensitivity | -38 dBFS |
| Operating Temperature | -40°C to +85°C |
Typical Applications
- Smart Speakers and Audio Devices
- Voice Recognition Modules
- Mobile Phones and Tablets
- Wearable Smart Devices
- Headphones and Headsets
- Video Conference Equipment
- IoT Voice Control Terminals
- Portable Audio Recorders
Order & Shipping Info
Minimum Order Quantity (MOQ): 1 Piece
Shipping Time: Shipped within 1-2 business days
Delivery Time: 3-7 working days worldwide
Shipping Methods: DHL, UPS, FedEx, EMS
Payment Methods: T/T (Bank Transfer), PayPal, Credit Card, Western Union
Technical Support
For datasheet, sample requests, stock check, or bulk pricing, please use the Quick Inquiry form. We will reply within 24 hours.
Frequently Asked Questions
- Q: Is WM1801B RoHS compliant?
A: Yes, this product fully complies with RoHS standards. - Q: What type of output does this microphone have?
A: It features PDM digital output interface. - Q: Can I get samples for testing?
A: Sample service is available, please submit an inquiry form. - Q: What is the operating voltage range?
A: The supply voltage ranges from 1.8V to 3.3V.

