You can start developing Matter solutions using the WFM200 Series 2 Wi-Fi Transceiver Modules
WFM200S Common Specs
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Module Features
- Pre-certified for FCC, IC, CE and Japan operation
- Integrated antenna (with pad for antenna diversity)
- Integrated matching network
- Integrated crystal
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Transceiver Features
- 802.11 b/g/n Wi-Fi transceiver including the radio, baseband, MAC, security and host interface
- Superior link budget with integrated LNA, PA and Balun
- OTP included removing the need for an external EEPROM
- Ultra-low power optimized IoT solution
- End-to-end security with hardware protected secure boot and encrypted host interface
- 802.11 split and full MAC architecture support
- Complete Network Co-Processor (NCP) support for Linux and RTOS external hosts
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RF Features
- Dual 2.4 GHz antenna pads for full antenna diversity support
- 2.4 GHz co-existence; 2-, 3- and 4-wire PTA support
- Integrated Balun, T/R switch, LNA and PA for 2.4 GHz
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Standards/IEEE 802.11 and WFA
- b - bit rates: up to 11 Mbps
- g - bit rates: up to 54 Mbps
- n - bit rates: up to 72.2 Mbps
- d - regulatory domains
- e - QoS as per definition in WMM specification
- i - as per definition in WPA2 specification
- w - protected management frames
- WMM Power save
- WPA/WPA2 Personal
- Supported with Host Security Supplicant:
- WPA3
- WPA2 Enterprise
- WPS - Wi-Fi Protected Setup
Key MAC and Baseband Features - 1x1 802.11n with full 802.11 b/g compatibility, 72.2 Mbps
- Greenfield Tx/Rx for 802.11n optimal performance
- Short Guard Interval (SGI) for 802.11 optimal throughput
- A-MPDU Rx and Tx for high MAC throughput
- Block Acknowledgement support
- Rx Defragmentation
- Roaming supported
- Client, SoftAP modes supported
- Concurrent AP + STA support
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Power Consumption
- Rx (@DSSS-1Mbps): 42.3 mA
- Tx (15.1 dBm @DSSS-1Mbps): 145 mA
- Associated DTIM3 average current: 298 μA
- Associated Sleep Current: 22 μA
- Shutdown mode: 0.5 μA
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Host Interfaces
- SDIO (1-bit and 4-bit SD mode up to 26 MHz)
- SPI (1-bit up to 52 MHz)
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Peripheral Interfaces
- External 32 kHz crystal for low power clock control
- GPIOs (including wake-up and Tx/Rx activity monitoring)
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ROHS/REACH Compliant
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Electrical Characteristics
- 1.8 V - 3.6 V
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Packaging
- 6.5x6.5 mm SIP Package
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Operating Temperature Range
- -40 °C to +105 °C
Security Features
- Secure boot with roll-back prevention
- Encrypted host interface, dedicated hardware acceleration block
- Integrated True Random Number Generator
- Secure key storage using protected OTP technology
- AES/WEP hardware acceleration
Security and Encryption Features:
Find the Right WFM200 Transceiver Module
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| Part Number | Protocol | Package Type | Secure Link | Integrated Antenna | Serial Interface | Sleep Current | TX Output Power (dBm) | RX Sensitivity (dBm) | Temperature Range (mm) | Package Size (mm) |
|---|---|---|---|---|---|---|---|---|---|---|
| 2.4 GHz, b/g/n, 1x1, 20 MHz | LGA 58 SIP | Embedded Antenna | SDIO/SPI | 0.022 | 15.1 | -96 | -40 105 | 6.5x6.5 | ||
| 2.4 GHz, b/g/n, 1x1, 20 MHz | LGA 58 SIP | RF Pad; External Antenna | SDIO/SPI | 0.022 | 15.1 | -96 | -40 105 | 6.5x6.5 | ||
| 2.4 GHz, b/g/n, 1x1, 20 MHz | LGA 58 SIP | Embedded Antenna | SDIO/SPI | 0.022 | 15.1 | -96 | -40 105 | 6.5x6.5 | ||
| 2.4 GHz, b/g/n, 1x1, 20 MHz | LGA 58 SIP | RF Pad; External Antenna | SDIO/SPI | 0.022 | 15.1 | -96 | -40 105 | 6.5x6.5 |
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WFM200S Wi-Fi Expansion Kit
The SLEXP8023A WFM200S Wi-Fi Expansion kit includes a built-in Raspberry Pi Connector to get started immediately with Linux development and an EXP Connector to enable development on Silicon Labs' MCUs and Wireless MCUs.
WFM200S Wi-Fi Expansion Kit
The SLEXP8023A WFM200S Wi-Fi Expansion kit includes a built-in Raspberry Pi Connector to get started immediately with Linux development and an EXP Connector to enable development on Silicon Labs' MCUs and Wireless MCUs.
WFM200S Wi-Fi Expansion Kit with Raspberry Pi
The SLEXP8023C WFM200S Wi-Fi Expansion kit + Raspberry Pi includes a built-in Raspberry Pi Connector to get started immediately with Linux development and an EXP Connector to enable development on Silicon Labs' MCUs and Wireless MCUs.
WFM200S Wi-Fi Expansion Kit with Raspberry Pi
The SLEXP8023C WFM200S Wi-Fi Expansion kit + Raspberry Pi includes a built-in Raspberry Pi Connector to get started immediately with Linux development and an EXP Connector to enable development on Silicon Labs' MCUs and Wireless MCUs.