Overview
The WF111-A-V1-ETSI is a fully integrated 802.11 b/g/n Wi-Fi module produced by Silicon Labs. This module is designed for portable and battery-powered applications where Wi-Fi connectivity is essential. It integrates an IEEE 802.11 b/g/n radio, an internal antenna, and supports SDIO or CSPI host interfaces. The WF111-A-V1-ETSI is part of the ETSI versions, which are equipped with 13 channels, although these versions are not FCC/IC compliant.
Key Specifications
| Specification | Details |
|---|---|
| Frequency Band | 2.4 GHz |
| IEEE Standard | 802.11 b/g/n |
| Bit Rates | Up to 72.2 Mbps |
| Antenna | Internal antenna (WF111-A-V1-ETSI) |
| Host Interfaces | SDIO (1-bit or 4-bit mode), CSPI |
| Encryption Support | WEP, WPA, WPA2 |
| Operating Temperature | -40 to +85 ºC |
| Certifications | CE, FCC (not applicable for ETSI versions), IC (not applicable for ETSI versions), Japan, South-Korea |
| Package Type | 33-pin SMD |
Key Features
- Single stream 2.4 GHz band
- Bit rates up to 72.2 Mbps
- Integrated internal antenna or U.FL connector for external antenna (depending on the variant)
- Hardware support for WEP, WPA, and WPA2 encryption
- Soft-AP support
- SDIO or CSPI host interfaces
- Operating temperature range: -40 to +85 ºC
- Fully certified for CE, FCC (not applicable for ETSI versions), IC (not applicable for ETSI versions), Japan, and South-Korea
Applications
- PoS terminals
- RFID and laser scanners
- Wi-Fi internet radios and audio streaming products
- Wireless cameras
- Portable navigation devices
- Portable handheld devices
- Wi-Fi medical sensors
- Wireless picture frames
Q & A
- What is the WF111-A-V1-ETSI module?
The WF111-A-V1-ETSI is a fully integrated 802.11 b/g/n Wi-Fi module designed for portable and battery-powered applications. - What frequency band does the WF111-A-V1-ETSI operate on?
The module operates on the 2.4 GHz frequency band. - What are the supported bit rates?
The module supports bit rates up to 72.2 Mbps. - What types of antennas are supported?
The WF111-A-V1-ETSI supports an internal antenna, while other variants support U.FL connectors for external antennas. - What host interfaces are available?
The module supports SDIO (1-bit or 4-bit mode) and CSPI host interfaces. - Does the module support encryption?
Yes, it supports WEP, WPA, and WPA2 encryption. - What is the operating temperature range of the module?
The operating temperature range is -40 to +85 ºC. - Is the module certified?
Yes, it is certified for CE, but the ETSI versions are not FCC/IC compliant. - What are some typical applications of the WF111-A-V1-ETSI?
Typical applications include PoS terminals, RFID and laser scanners, Wi-Fi internet radios, wireless cameras, and more. - Can the module be used in life support systems or military applications?
No, Silicon Labs products are not designed or authorized for use in life support systems or military applications.
