MRF24WB0MA_13 Datasheet, PDF (1/38 Pages) Microchip Technology – MRF24WB0MA/MRF24WB0MB Data Sheet 2.4 GHz IEEE 802.11b™

MRF24WB0MA/MRF24WB0MB
MRF24WB0MA/MRF24WB0MB Data Sheet
2.4 GHz IEEE 802.11b™
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 domain-
restricted
• 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
Note: For products that are intended for use with
any Access Point, it is recommended to
use MRF24WG0MA/MB.
 2010-2013 Microchip Technology Inc.
DS70632C-page 1