1Summary SDWF-8B1 WIFI module is a suitable receiving IEEE802.11b/g/n WLAN receiver. Design of SDWF-8B1 WIFI module, including RF impedance of antenna, matching, USB port impedance matching, power supply unit.SDWF-8B1WIFI module can be USB2.0 or PIN connected to the TV, PC or PDA equipment. This product is of high reliability, strong universality. In terms of electrical performance, stable and reliable work. (see Figure) 2Technical indicators 2.1 service restrictions Atmospheric pressure 86kPa106kPa . temperature limit -540 , Relative humidity90% , 2.2. Electrical characteristics 2.2.1 Transmit power Frequency in 2412MHz (1CH), 2442 MHz (7CH), 2472 MHz (13CH) transmit power value as shown in table 1. Table 1 The transmit power valueunitdBm Protocol 802.11b(11M) 802.11g(54M) 802.11n(150M) transmit power value 16.02 14.02 13.02 2.2.2 EVM Frequency in 2412MHz (1CH), 2442 MHz (7CH), 2472 MHz (13CH) EVM values are shown in table 2. Table 2 EVM valueunitdB Protocol 802.11b(11M) 802.11g(54M) 802.11n(150M) EVM
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-25
-25 2.2.3 Frequency accuracy Frequency in 2412MHz (1CH), 2442 MHz (7CH), 2472 MHz (13CH) frequency accuracy as shown in table 3. Table 3 Frequency accuracyunitkHz Protocol 802.11b(11M) 802.11g(54M) 802.11n(150M) Frequency accuracy
-25 frequency accuracy25
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-25 frequency accuracy25 2.2.4Sensitivity Frequency in 2412MHz (1CH), 2442 MHz (7CH), 2472 MHz (13CH)Sensitivity as shown in table 4. Table 4SensitivityunitdBm Protocol sensitivity 802.11b(11M) 802.11g(54M) 802.11n(150M) 2.2.5 Internet experience test In 802.11b/g/n, the distance of router 10m, separated by a wall, playback buffer fast, smooth.
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. 0 0 R R
7 7 7 6 5 3 4 2 1 7 7 GND Pin GND
+VCC 8.50 8.50 1.20 1.20 ANT RF USB_DP USB_DM 10.50 10.50 13.00 13.00 ANT GND 56 56 0 0 1 1
. 0 0
7 7 Pin name RT8188ETV RT8188ETV 3SDWF-8B1Pin definition and mechanical dimensions 0 0 0 0
. 2 2 1 1 10.00 10.00 4.00 4.00 1.20 1.20 7.50 7.50 1 1 2 2 3 3 4 4 4Use and repair Electronic products this product belongs to high density, high technology, specifically for TV, PC production plant use, do not use due to mechanical impact and external direct action, the appearance by the damage phenomenon. If the product fails, by professional technicians to repair. 5Special version SDWF-8B1/*** is a SDWF-8B1 product, suffix * * * is made by use of manufacturers and other information that has no effect on the product itself. 6OEM Labeling Requirements NOTICE: The OEM must make sure that FCC labeling requirements are met. This includes a clearly visible exterior label on the outside of the final product housingthatdiplays the contents shown in this label. MANUFACTURERS NAME BRAND NAME OR TRADE NAME Contains FCC ID: S5FSDWF-8B1 This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received,including interference that May cause undesired operation. FCC Statement This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received,including interference that May cause undesired operation. FCC Caution: Any changes or modifications not expressly approved by the party Responsible for compliance could void the users authority to operate this equipment. Radiation Exposure Statement This equipment complies with FCC radiation exposure limits set forth for an uncontrolled Environment. This equipment should be installed and operated with minimum distance 20cm. Between the radiator & your body.