6221B-UUC Wi-Fi Dual-band 1x1 11ac + Bluetooth 4.
6221B-UUC Module Datasheet Office: 6 Floor, Building U6, Junxiang U8 Park, Hangcheng Avenue, Bao'an District, Shenzhen City, CHINA Factory: No.8, Litong Road, Liuyang Economic & Technical Development Zone, Changsha, Hunan, CHINA TEL: +86-755-2955-8186 Website: www.fn-link.
6221B-UUC Revision History Version Date Revision Content Draft Approved 1.0 2019/10/29 Initial Release Wesley Stone 1.1 2019/11/08 Update section 4, 5 and 7 for CHIP_EN pin and thermal pad. Wesley Stone 1.2 2019/12/06 Update RF spec, add consumption data. Wesley Stone 1.3 2020/03/10 Refine section 2. Wesley Stone 1.4 2020/03/11 Modify freq. tolerance spec.
6221B-UUC CONTENTS 1 Overview ................................................................................................................ 1 1.1 Introduction ....................................................................................................... 1 1.2 Features ............................................................................................................ 1 1.3 Block Diagram...................................................................................................
6221B-UUC 1 Overview 1.1 Introduction The 6221B-UUC is a low-cost and low-power consumption module which has all of the Wi-Fi functionalities. It is based on Realtek RTL8821CU chipset, a highly-integrated IEEE 802.11a/b/g/n/ac MAC/Baseband/RF WLAN and Bluetooth Baseband/RF single chip. For Wireless LAN (WLAN) operation, this module supports 1-stream 802.11ac solution with Multi-user MIMO STA mode with USB2.0 network interface controller. For Bluetooth operation, it supports Bluetooth 2.1/4.2.
221B-UUC 1.3 Block Diagram 1.4 General Specification Model Name 6221B-UUC Product Description Support Wi-Fi/Bluetooth functionalities Dimension L x W x H: 15 x 13 x 2.35 mm Wi-Fi Interface USB 2.0 BT Interface USB 2.0 Operating temperature 0°C to 70°C Storage temperature -40°C to 125°C RoHS All hardware components are fully compliant with EU RoHS directive 1.5 Recommended Operating Rating Min. Typ. Max. Unit Operating Temperature 0 25 70 Power Supply (VCC) 3.135 3.3 3.
Typical Power Consumption (VCC=3.3V; BT on if no other statement) Condition 6221B-UUC Current Consumption(mA) WLAN/BT Disabled 2 Wi-Fi 5G associated 93 TX throughput (5G 11ac VHT80) 264 RX throughput (5G 11ac VHT80) 136 TX throughput (5G 11n HT20) 320 RX throughput (5G 11n HT20) 107 TX throughput (5G 11a OFDM54) 266 RX throughput (5G 11a OFDM54) 130 TX throughput (2.4G 11n HT40) 291 RX throughput (2.4G 11n HT40) 115 TX throughput (2.4G 11b CCK11) 283 RX throughput (2.
6221B-UUC 2 Wi-Fi RF Specification 2.1 Wi-Fi 2.4GHz RF Specification Feature Description WLAN Standard IEEE 802.11b/g/n, Wi-Fi compliant Frequency Range 2.400 GHz ~ 2.497 GHz (2.4 GHz ISM Band) 2.4GHz：Ch1 ~ Ch14 Channels 802.11b /11M : 16 ± 1.5 dBm @ EVM -9dB 1M : 17 ± 1.5 dBm @MASK comliant Output Power 802.11g /54M : 15 ± 1.5 dBm @ EVM -26dB 6M : 17 ± 1.5 dBm @MASK comliant 802.11n /MCS7 : 14 ± 1.5 dBm @ EVM -29dB MCS0 : 17 ± 1.
6221B-UUC 802.11n /MCS7: 13 dBm ± 1.5 dB @ EVM -29dB MCS0: 16 dBm ± 1.5 dB @ MASK comliant 802.11ac/MCS7: 13 dBm ± 1.5 dB @ EVM -29dB MCS0: 16 dBm ± 1.5 dB @ MASK comliant 802.11ac/MCS9: 10 dBm ± 1.
6221B-UUC 5680 5700 5745 5765 5785 5805 5825 136 140 149 153 157 161 165 5.725GHz~5.825GHz 3 Bluetooth Specification 3.1 Bluetooth Specification Feature Description General Specification Bluetooth Standard Bluetooth V4.2 of 1, 2 and 3 Mbps. Antenna Reference Small antenna with 0~2 dBi peak gain Frequency Band 2402 MHz ~ 2480 MHz Number of Channels 79 channels Modulation GFSK, π/4-DQPSK, 8DPSK RF Specification Output Power (Class 1.5) Min. Typical. Max.
6221B-UUC 4 Pin Assignments 4.1 Pin Outline < TOP VIEW > 4.2 Pin Definition PIN Name Type 1 GND － Ground connections 2 ANT0 I/O RF I/O chain0, Wi-Fi 5GHz and BT 3~8 GND － Ground connections 9 ANT1 I/O RF I/O chain1, Wi-Fi 2.
6221B-UUC 14 NC － 15 WLAN_EN I Enable pin for WLAN device ON: pull high ; OFF: pull low 3.3V 16 WL_WAKE_HOST O WLAN to wake-up HOST 3.3V 17~22 NC － Not connected 23 GND － Ground connections Not connected 24 CHIP_EN I/O Enable pin for chipset. Pull low to shut down RTL8821CU. (Internal 47Kohm pull-high to 3.
6221B-UUC 5 Dimensions 5.1 Physical Dimensions and Module Photo (Unit: mm) < TOP VIEW > L x W : 15 x 13 mm < Side View > H: 2.35 mm Weight 0.92g 5.
6221B-UUC 5.3 Module Physical Dimensions (Unit: mm) < TOP VIEW > 2.650 2.250 1.750 2.650 2.250 1.750 7.800 1.400 2.300 1.900 6.000 8.200 1.800 1.800 10.000 1.800 15.000 1.800 1.400 1.900 2.300 0.875 0.875 4.500 6.300 6.700 8.500 13.
6221B-UUC 5.
6221B-UUC 6 Interface Timing Specification 6.1 USB Bus Timing during Power On Sequence Ton: the main power ramp on duration Tpor: the power on reset releases and power management unit executes power on tasks Tattach: USB attach state Txtal: XTAL starts Ten: interval between the rising point of 3.3V and chip_en The power on flow description: After main 3.3V ramp up, the internal power on reset is released by power ready detection circuit and the power management unit will be enabled.
6221B-UUC 7 Reference Design Note: Module requires independent power supply , supply capacity ≥ 600mA and ripple less than 100mV; Do not share power with amplifier, infrared device, camera, etc. 8 Ordering Information Part No. Description FG6221BUUC-00 RTL8821CU, 802.11a/b/g/n/ac, Wi-Fi 1T1R, BT v4.2, USB2.
6221B-UUC 9 The Key Material List Main Inductor 0603 2.2UH,±20% 850mA MPH160809S2R2MT (Sunlord) Alternative Inductor 0603, 2.
6221B-UUC 11 Package Information 11.1 Reel 11.
6221B-UUC NY bag size: TBD Internal box size: TBD Carton size: TBD 11.3 Moisture Sensitivity The modules is a Moisture Sensitive Level 3 device, in according with standard IPC/JEDEC J-STD-020, take care of all the requirements for this kind of components.
天线测试报告 V1.0 联系方式: 13410505014 wangyuanjian@qinxinsz.com 357932305@qq.com 深圳勤新科技有限公司 射频: 刘工 日期: 2020.08.
目录 1 匹配电路 2 无源图 3 无源效率 4 天线图纸 5 6 深圳勤新科技有限公司
测试环境 • 天线特性使用ETS测试系统微波暗室，微波暗室尺寸7m x 4m x 3m ，测试频率700MHz---6GHz.
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3.无源效率 2.4-2.5GHz Freq Effi Effi Gain (MHz) (%) (dB) (dBi) 2400 36.65 -4.52 2.35 2410 35.79 -4.35 2.07 2420 35.46 -4.67 2.02 2430 37.56 -4.51 2.37 2440 38.27 -3.21 2.75 2450 40.45 -3.72 2.88 2460 42.16 -3.75 2.89 2470 42.71 -4.45 2.82 2480 39.54 -4.73 2.24 2490 38.78 -4.57 2.18 2500 37.68 -4.34 2.
深圳勤新科技有限公司
3.无源效率 5.15-5.85GHz Freq Effi Effi Gain (MHz) (%) (dB) (dBi) 5150 45.35 -4.52 1.29 5160 45.97 -4.44 1.46 5170 48.22 -4.18 1.56 5180 44.5 -4.62 1.41 5190 41.11 -5.07 1.55 5200 43.7 -4.72 1.17 5210 45.95 -4.44 1.12 5220 49.46 -4.04 1.55 5230 47.61 -4.25 1.26 5240 44.74 -4.59 1.09 5250 43.25 -4.78 1.21 5260 44.62 -4.61 1.23 5270 49.71 -4.01 1.67 5280 47.84 -4.22 1.48 5290 47.87 -4.22 1.58 5300 43.76 -4.72 1.19 5310 42.91 -4.83 1.
深圳勤新科技有限公司
深圳勤新科技有限公司
FPC antenna specificati You can see antenna size is 32mm*11.3mm* From below Specification. And PCB Pad size for IPEX terminal just follow the below chart. The FPC antenna is connected to the PCB at the position of R43.
R36 0 ohm R37 0 ohm R40 0 ohm R41 0 ohm R44 IPEX 2 R45 IPEX 1
FCC Statement FCC standards: FCC CFR Title 47 Part 15 Subpart C Section 15.247,15.407 Antenna info: External antenna Manufacture:HUNAN FN-LINK TECHNOLOGY LIMITED Model:6221B-UUC Antenna gain 2.0dBi per antenna Antenna number:2 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.
