RN171 2.4 GHz IEEE Std. 802.11 b/g Wireless LAN Module FIGURE 1: RN171 MODULE Features: Complete, Embedded 2.4 GHz IEEE 802.11 b/g Wireless LAN Module 14 General Purpose Input/Output (GPIO) Pins (Four GPIOs shared with UART) Eight Analog Sensor Inputs Small Surface-Mount Module: 1.050 x 0.700 x 0.125 (26.67 mm x 17.78 mm x 3.18 mm) Integrated Crystal, Internal Voltage Regulator, Matching Circuitry, Power Amplifier Integrates Easily into Final Product Minimizes Product Development, Provides Quicker Time to Market Media Access Control (MAC)/Baseband Configured using Simple ASCII Commands Features: Networking: Security: WEP-128, WPA-PSK (TKIP), - Supports Infrastructure and SoftAp WPA2-PSK (AES) Networking Modes - Built-in Networking Applications: TCP, UDP, Operational: DHCP, DNS, ICMP, ARP, HTTP Client, and FTP Client Operating Voltage: 3.3V (typical) Temperature Range: -40C to +85C Industrial - Complete On-Board TCP/IP Networking Stack Low-Current Consumption: - Unique MAC Address - Rx mode: 40 mA - Upgrade Firmware Over the Air using FTP - Tx mode: 120 mA at 0 dBm - Supports Wi-Fi Protected Setup (WPS) - Sleep: 4 A Power Management: RF/Analog Features: Ultra Low-Power Sleep Mode (4 uA) Frequency: 2.412 to 2.462 GHz Perfect for Portable Battery Operated Devices Modulation: Battery Boost Control Circuitry - 802.11b Compatibility: DSSS (CCK-11, Real-Time Clock for Time Stamping, Auto-Sleep, CCK-5.5, DQPSK-2, DBPSK-1) and Auto-Wake - 802.11g: OFDM - Receive Sensitivity: -83 dBm Typical Antenna: - Power Output: 0 to +12 dBm External Antenna Connection via RF Pad Over-the-Air Data Rate: Certified Antenna Types: Chip, Whip, PCB Trace, and Wire 1-11 Mbps for 802.11b 6-54 Mbps for 802.11g Compliance: Applications: Modular Certified for the United States (FCC) and Canada (IC) Remote Equipment Monitoring European R&TTE Directive Assessed Radio Telemetry Module Industrial Sensors Australia, New Zealand, Korea, Taiwan Home Automation 2014-2016 Microchip Technology Inc. DS70005171B-page 1RN171 Table of Contents 1.0 Device Overview .............................................................................................................................................................................. 3 2.0 Circuit Description (Hardware Interface).......................................................................................................................................... 9 3.0 Application Information................................................................................................................................................................... 11 4.0 Regulatory Approval....................................................................................................................................................................... 15 5.0 Electrical Characteristics................................................................................................................................................................ 21 Appendix A: Revision History............................................................................................................................................................... 23 TO OUR VALUED CUSTOMERS It is our intention to provide our valued customers with the best documentation possible to ensure successful use of your Microchip products. To this end, we will continue to improve our publications to better suit your needs. Our publications will be refined and enhanced as new volumes and updates are introduced. If you have any questions or comments regarding this publication, please contact the Marketing Communications Department via E-mail at docerrors microchip.com or fax the Reader Response Form in the back of this data sheet to (480) 792-4150. We welcome your feedback. Most Current Data Sheet To obtain the most up-to-date version of this data sheet, please register at our Worldwide Web site at: