MRF24WB0MA/RM

MRF24WB0MA/RM
WiFi 802.11b Transceiver Module 2.4GHz Integrated, Trace Surface Mount

Features

• IEEE 802.11-compliant RF Transceiver
• Serialized unique MAC address
• Data Rate: 1 and 2 Mbps
• Compatible with IEEE 802.11b/g/n networks
• Small size: 21 mm x 31 mm 36-pin Surface Mount

Module

• Integrated PCB antenna (MRF24WB0MA)
• External antenna option (MRF24WB0MB) with

ultra miniature coaxial (UFL) connector

• Range: up to 400m (1300 ft.)
• Easy integration into final product – accelerates

product development, provides quicker time to

market

• Radio regulation certification for United States

(FCC), Canada (IC), Europe (ETSI) and Japan

(ARIB)

• Wi-Fi® certified (WFA ID: WFA7150)
• Designed for use with Microchip microcontroller

families (PIC18, PIC24, dsPIC33, and PIC32) with

downloadable Microchip TCP/IP Stack

Operational

• Single operating voltage: 2.7V–3.6V (3.3V typical)
• Temperature Range: -40° C to +85° C
• Simple, four-wire SPI interface with interrupt
• Low-current consumption:

- RX mode – 85 mA (typical)

- TX mode – 154 mA (+10 dBm typical)

- Sleep – 250 µA (typical)

- Hibernate – <0.1 µA (typical)

RF/Analog Features

• ISM Band 2.400–2.484 GHz operation
• 14 Channels selectable individually or domainrestricted
• DSSS Modulation
• Data Rate – 1000 kbps
• -91 dBm Typical sensitivity at 1 Mbps
• +10 dBm Typical output power with control
• Integrated low phase noise VCO, RF frequency

synthesizer, PLL loop filter and PA

• Digital VCO and filter calibration

Integrated RSSI ADC and I/Q DACs, RSSI

readings available to host

• Balanced receiver and transmitter characteristics

for low power consumption

MAC/Baseband Features

• Hardware CSMA/CA access control, automatic

ACK, and FCS creation and checking

• Automatic MAC packet retransmit
• Hardware Security Engine for AES and

RC4-based ciphers

• Supports 802.1x, 802.1i security: WEP,

WPA-PSK, and WPA-2-PSK.

• Supports Infrastructure, ad hoc

Applications

• Utility and Smart Energy

- Thermostats

- Smart Meters

- HVAC

• Consumer Electronics

- Remote Control

- Internet Radio

• Industrial Controls

- Chemical Sensors

- HVAC

- Security Systems

- M2M Communication

• Remote Device Management

- Location and Asset Tracking

- Automotive

• Retail

- POS Terminals

- Wireless Price Tags

- Digital Remote

• Medical, Fitness, and Health care

- Patient Asset Tracking

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