SPECIFICATION IEEE 802.11 b/g/n 2.4GHz 1T1R WiFi with Bluetooth2.1 /3.0/4.0,with SDIO INTERFACE, and HS-UART MIXED INTERFACE RL-SM02BD (Realtek RTL8723BS) Combo Module Version 1.0 http://www.rf-link.
PRODUCT DESCRIPTION SM02BD is a small size and low profile of WiFi+BT combo module with LGA (Land-Grid Array) footprint, board size is 12mm*12mm with module height of 2mm. It can be easily manufactured on SMT process and highly suitable for tablet PC, ultra book, mobile device and consumer products. It provides GSPI/SDIO interface for WiFi to connect with host processor and high speed UART interface for BT.
Diagram Temperature Limit Ratings Parameter Storage Temperature Ambient Operating Temperature Junction Temperature http://www.rf-link.
PRODUCT SPECIFICATIONS Main chipset :WiFi/BT Single Chip: Realtek RTL8723BS Functional Specifications WiFi: EEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.11d, Standards Bus Interface 802.11e, IEEE 802.11h, IEEE 802.11i BT: V2.1+EDR/BT v3.0/BT v3.0+HS/BT v4.0 WiFi: GSPI/SDIO BT: UART 802.11b: 11, 5.5, 2, 1 Mbps 802.11g: 54, 48, 36, 24, 18, 12, 9, 6 Mbps Data Rate 802.
11: (Ch. 1-11) – United States 13: (Ch. 1-13) – Europe 14: (Ch. 1-14) – Japan BT 2.4GHz: Ch. 0 ~78 Frequency Range Transmit Output Power – 1x1 (Tolerance:±1.5dBm) 2.400GHz ~ 2.4835 GHz 802.11b@11Mbps 16dBm 802.11g@6Mbps 15dBm 802.11g@54Mbps 14dBm 802.11n 13dBm (MCS 0_HT20) 13dBm (MCS 7_HT20) 12dBm (MCS 0_HT40) 12dBm (MCS 7_HT40) 802.11g@54Mbps -71dBm 802.11n -67dBm (MCS 7_HT20) -64dBm (MCS 7_HT40) BT: Max +10dBm Receiver Sensitivity 802.
Mechanical Dimensions (mm) http://www.rf-link.net Length 12 (Tolerance:±0.2mm) Width 12 (Tolerance:±0.2mm) Height 1.6 (Tolerance:±0.
MODULE PIN ASSIGNMENT PIN Function Description 1 GND Grond 2 WIFI/BT_ANT WIFI/BT_ANT 3 NC NC 4 NC NC 5 NC NC 6 BT_WAKE HOST wake-up Bluetooth device 7 BT_HOST_WAKE Bluetooth device to wake-up HOST 8 NC NC 9 VABT 3.3V±0.1V(Main power voltage source input) 10 NC NC http://www.rf-link.
11 NC 12 WL_DSI# 13 WL_HOST_WAKE NC Shared with GPIO9 This Pin Can Externally Shutdown the RTL8723BS WLAN function when BT_DISn is Pulled Low. When this pin deasserted, SDIO interface will be disabled. This pin can also support the WLAN Ra dio-off function with host interface remaining connected.
WIFI\BT RF Circuit reference pictures 注:1.以上虚线框的部分需要进行天线匹配，以实际天线匹配的电子元器件参数为准. 2.以上为 RF 走线要做 50 欧姆阻抗，走线不能走 90 度，走线长度不能超过 15mm. Note: The RF part layout must do 50 Ωimpedance.，can't get the line go 90°，can't get the line longer than 15 mm. SDIO interface Circuit reference pictures http://www.rf-link.
Recommended Reflow Profile Referred to IPC/JEDEC standard. Peak Temperature : <250°C Number of Times : ≤2 times ENVIRONMENTAL Operating Operating Temperature: Relative Humidity: 0°C to +70 °C 5-90% (non-condensing) Storage Temperature: Relevant Humidity: -40°C to +80°C (non-operating) 5-95% (non-condensing) MTBF caculation Over 150,000hours http://www.rf-link.
Wifi 模块贴片装机前注意事项： Wireless module before the SMT note: 1.When customers Open stencil must be sure the hole bigger to the Wireless module plate, please press 1 to 1 and 0.7 mm is widened to open outward, the thickness of 0.12 mm. 2.Can't get the wifi module bare hands when needs,must we wear 1.客户在开钢网时一定要将 wifi 模块焊盘的孔开大，请按 1 比 1 再向 外扩大 0.7mm 比例开钢网，厚度按 0.12mm. 2.有需要拿 wifi 模块时不可以光手去拿，一定要戴上手套以及静电环. 3.过炉温度要根据客户主板的大小而定，一般像平板电脑上的标准温 the gloves and static ring. 度为250+-5°，也可以做到260+-5° 3.
