User manual Product description: IEEE 802.11b/g/n 1x1 USB module Model name: WLM100A Version: v1.
1. Introduction WLM100A is an USB embedded module compliant with IEEE802.11b/g/n. The core chipset is from Ralink, part number RT5370 2. Features • CMOS Technology with PA, LNA, RF, Baseband and MAC integrated • 1T1R Mode with 150Mbps PHY Rate for Both Transmit and Receiving • Legacy and High Throughput Modes • 20MHz/40MHz Bandwidth • Reverse Direction Grant Data Flow and Frame Aggregation • WEP64/128, WPA, WPA2, TKIP, AES, WAPI • QoS-WMM, WMM-PS • WPS, PIN, PBC • Multiple BSSID support • USB2.
. Hardware 3.1 Main Chipset Information Item Vender Part number MAC/BBP/Radio Transceiver/PA Ralink RT5370 3.2 Circuit Block Diagram The major internal components and external interfaces of WLM100A are illustrated in below Figure. 3.
3.4 Antenna Information Main Antenna (TX/RX) AUX Antenna (RX Only) 3.4.1 Gain and Efficiency Frequency Main AUX MHz 2400 2442 2485 Efficiency % 55.1 65.5 63.2 Avg. Gain dBi -2.6 -1.8 -2.0 Peak Gain dBi 0.6 2.2 2.6 Efficiency % 38.3 45.5 35.4 Avg. Gain dBi -4.2 -3.4 -4.5 Peak Gain dBi -0.1 1.3 0.
4. Interface 1.00mm pitch 5Pin FPC/FFC Connector SMT, TOP Contact, Non-ZIF Type Terminal Name Interface I/O Description 1 GND Analog I Ground 2 USB D- Digital I/O USB Interface negative 3 USB D+ Digital I/O USB Interface positive 4 VCC Analog I 3.3V Power supply input 5 VCC Digital I 3.
5. Specifications 5.1 Supply Voltage 3.3V +/- 5% DC 5.2 Current Consumption Symbol Parameter Min Typ. Max Unit ICC_RX Receiving Current Consumption - 250 - mA ICC_TX Transmission Current Consumption - 410 - mA 5.3 RF Sensitivity Typical sensitivity level, 2RX with +/-3dB Tolerance. Unit : dBm Frequency (MHz) 20MHz 2412 2436 2462 1Mbps -90 -90 -90 2Mbps -90 -90 -90 5.
5.4 Environmental Spec.
Federal Communication Commission Interference Statement This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
LABEL OF THE END PRODUCT: The final end product must be labeled in a visible area with the following " Contains FCC ID: A3LWLM100A ". If the size of the end product is larger than 8x10cm, then the following FCC part 15.19 statement has to also be available on the label: This device complies with Part 15 of FCC rules.
LABEL OF THE END PRODUCT: The final end product must be labeled in a visible area with the following " Contains IC : 649E-WLM100A ".
