Product Features
Product Functions
BW20-07S is a dual band Wi Fi+BLE SoC module developed by Anxin based on RTL8711 series chips. It supports dual band (2.4 GHz or 5GHz) 802.11a/b/g/n WLAN protocol and Bluetooth 5.0 protocol. BW20-07S integrates a dual core MCU, an ARM V8.1 (compatible with Cortex-M4F) high-performance MCU, with a clock speed of up to 330MHz; An ARMV8M (Cortex-M0 compatible) low-power MCU. The BW20-07S module has rich peripheral interfaces, including UART/GPIO/ADC/PWM/IC/SPI/SDIO/IR/SWD/USB, etc.
Product Specifications
| 模组型号 Module model | BW20-07S |
| 模组封装 Module packaging | SMD-23 |
| 尺寸(mm) Size(mm) | 17*16*3.2(±0.2)mm |
| 天线形式 Antenna form | I-PEX座子(4代) I-PEX transposon (4th generation) |
| 频谱范围 Spectrum range | 2400-2483.5MHz OR 5180~5825MHz |
| 工作环境 Work environment | -40℃~85 ℃ |
| 存储环境 Storage environment | -40℃~125°C,<90%RH |
| 供电范围 Power supply range | 供电电压3.0V~3.6V，典型值3.3V，供电电流>500mA Supply voltage 3.0V~3.6V, typical value 3.3V, supply current>500mA |
| 支持接口 Support interfaces | UART/GPIO/ADC/PWM/IIC/SPI/SDIO/IR/SWD/USB |
| IO口数量 Number of IO ports | 17个 Default 17 |
| 串口速率 Series Rate | 默认115200bps Default 115200bps |
| 蓝牙 Bluetooth | BLE 5.0 |
| SPI Flash | 默认4MByte，可支持16MByte Default 4MByte, supports 16MByte |
Wi Fi RF performance
| 描述 Describe | 典型值 Typical values | 单位 Unit | ||
| 频谱范围 Spectrum range | 2400~2483.5 OR 5180~5825 | MHz | ||
| 输出功率 Output power | ||||
| 模式 Mode | 最小值 Minimum value | 典型值 Typical values | 最大值 Maximum value | 单位 Unit |
| 11a 模式下，PA输出功率为 | - | 18 | - | dBm |
| 11b 模式下，PA输出功率为 | - | 19 | - | dBm |
| 11g 模式下，PA输出功率为 | - | 18 | - | dBm |
| 11n 模式下，PA输出功率为 | - | 17 | - | dBm |
| 接收灵敏度 Receiver sensitivity | ||||
| 模式 Mode | 最小值 Minimum value | 典型值 Typical values | 最大值 Maximum value | 单位 Unit |
| 11b,1 Mbps | - | -99 | - | dBm |
| 11b, 11 Mbps | - | -89 | - | dBm |
| 11a/g, 6 Mbps | - | -94 | - | dBm |
| 1la/g,54 Mbps | - | -76 | - | dBm |
| HT20(MCS0) | - | -93 | - | dBm |
| HT20(MCS7) | - | -74 | - | dBm |
| HT40(MCS0) | -91 | dBm | ||
| HT40(MCS7) | - | -71 | - | dBm |
BLE RF performance
| 描述 Describe | 典型值 Typical values | 单位 Unit | ||
| 频谱范围 Spectrum range | 2400~2483.5MHz | MHz | ||
| 输出功率 Output power | ||||
| 速率模式 Rate mode | 最小值 Minimum value | 典型值 Typical values | 最大值 Maximum value | 单位 Unit |
| 1Mbps | - | 15 | - | dBm |
| 2Mbps | - | 15 | - | dBm |
| 接收灵敏度 Receiver sensitivity | ||||
| 速率模式 Rate mode | 最小值 Minimum value | 典型值 Typical values | 最大值 Maximum value | 单位 Unit |
| 1Mbps 灵敏度@30.8%PER 1Mbps sensitivity @ 30.8% PER | - | -98 | - | dBm |
| 2Mbps 灵敏度@30.8%PER 2Mbps sensitivity @ 30.8% PER | - | -97 | - | dBm |
Module power consumption
The following power consumption data is based on a 3.3V power supply and measured at an ambient temperature of 25 ° C
The POUT power of the transmission mode is measured at the antenna interface
The launch data is obtained through testing in continuous launch mode
| 模式 Mode | 最小值 Minimum value | 平均值 Average value | 最大值 Maximum value | 单位 Unit |
| 发射(Transmit)802.1lb，11Mbps，POUT=+22dBm | - | 323 | - | mA |
| 发射(Transmit)802.11g，54Mbps，POUT=+20dBm | - | 98 | - | mA |
| 发射(Transmit)802.11n，MCS7，POUT=+20dBm | - | 96 | - | mA |
| 接收(Receive)802.11b | - | 47 | - | mA |
| 接收(Receive)802.11g | - | 47 | - | mA |
| 接收(Receive)802.11n | - | 47 | - | mA |
Product Show
The BW20-07S module has a total of 23 pins connected, as shown in the pin schematic diagram. The pin functions are defined in the following table:
| 脚序 Foot sequence | 名称 Name | 功能说明 Function Description |
| 1 | PB17 | TOUCH2_ADC2/SPI1_CS/SD_D3 |
| 2 | PB18 | TOUCH1_ADC1/SPI1_CLK/SD_CMD |
| 3 | EN | 芯片使能端，上拉有效 Chip enable end, pull up effective |
| 4 | PB19 | TOUCH0_ADC0/SPI1_MOSI/SD_CLK |
| 5 | LOG_RX | UART_LOG_RXD，下载固件的RX引脚 UART_LOG_RXD， RX pin for downloading firmware |
| 6 | PB20 | SPI1_MISO/SWD_CLK/SD_D0 |
| 7 | PB21 | SPI1_CS/SWD_DAT/SD_D1 |
| 8 | 3V3 | 3.3V供电(VDD)，外部供电电源输出电流建议在 500mA 以上 3.3V power supply (VDD), external power supply output current is recommended to be above 500mA |
| 9 | PA8 | PSRAM_DQ5/TIM8_TRIG |
| 10 | PA12 | SPI0_CS/SD_D2/TIM9_TRIG |
| 11 | PA13 | 默认不可用，该IO被模组内部Flash占用。SD_D2/外置Flash时此引脚NC Default unavailable, this IO is occupied by internal Flash of the module. SD_S2/When using external Flash, this pin is NC |
| 12 | PA16 | 默认不可用，该IO被模组内部Flash占用。SPI0_MISO/SD_CLK/外置Flash时此引脚NC Default unavailable, this IO is occupied by internal Flash of the module. SPI0-MISO/SD_CLK/When using external Flash, this pin is NC |
| 13 | DP | PA29/SPI1_CLK/SD_CLK/FSDP |
| 14 | DM | PA28/SPI0_MISO/SD_CMD/FSDM |
| 15 | GND | 接地 Grounding |
| 16 | PA26 | SPI0_CLK/SD_D2 |
| 17 | LOG_TX | UART_LOG_TXD，下载固件的TX引脚，请勿外部下拉，外部下拉将进入Flash download mode UART_LOG_TXD， Download the TX pin of the firmware, do not pull it down externally as it will enter Flash download mode |
| 18 | PA27 | SPI0_MOSI/SD_D3 |
| 19 | PA30 | SPI1_MOSI/SWD CLK/SD_DO,默认功能为 SWD DATA,IC引导后可配置为 PA31 SPI1_MOSI/SWD CLK/SD_DO, The default function is SWD DATA, which can be configured as PA31 after IC booting |
| 20 | PA31 | SPI1_MISO/SWD_DAT/SD_D1，默认功能为SWD DATA,IC引导后可配置为 PA31 SPI1_MISO/SWD_DAT/SD_D1， The default function is SWD DATA, which can be configured as PA31 after IC booting |
| 21 | PB30/RXD | UART1_RXD，请勿外部下拉，外部下拉将进入 Load OTP settings UART1_RXD， Do not pull down externally, external pull down will enter Load OTP settings |
| 22 | PB31/TXD | UART1_TXD，请勿外部下拉，外部下拉将进入芯片test mode UART1_TXD， Do not pull down externally, external pull down will enter chip test mode |
| 23 | ANT | ANT pin 脚。在不使用时悬空，ANT piN 脚底下底板表层不要穿越走线。 ANT pin. When not in use, hang the ANT piN in the air and do not cross the surface of the bottom plate under the feet. |
| Note: 1.When the LOG TX is powered on at a low level, the module enters programming mode; When the power on moment is high, the module starts normally and defaults to internal pull-up. 2. PA13 and PA16 are internally occupied in the external Flash version. At this time, these two IOs are unavailable and the pins are being left hanging. 3. PB30/RXD, please do not pull down externally as it will enter the Load OTP settings. 4. PB31/TXD, please do not pull down externally as it will enter chip test mode. 5. The ANTpin is an antenna pin. When not in use, do not thread through the surface of the bottom plate under the feet of the ANTpin | ||
Payment&Transportation
Official Certificate&Certificate
Multiple product supply
Company office environment
Warehouse Real Shot
Standard packaging
We also provide ：
| Part No | Manufacturer | Date Code | Quantity | Description |
| LM22676ADJ | NS | 19+ | 250 | SOP8 |
| TPS562201DDCR | TI | 22+ | 795500 | SOT23-6 |
| NJG1806K75 | JRC | 22+ | 500000 | DFN6 |
| TLV74318PDQNR | TI | 22+ | 402000 | X2SON-4 |
| NJG1801K75 | JRC | 22+ | 300000 | SMD |
| NJG1804K64 | JRC | 22+ | 300000 | DFN8 |
| LM27761DSGR | TI | 22+ | 151000 | WSON8 |
| TLV62565DBVR | TI | 22+ | 138000 | SOT23-5 |
| TPS613222ADBVR | TI | 22+ | 108000 | SOT23-5 |
| LNK625DG-TL | POWER | 22+ | 100000 | SOP-8 |
| OPA4322AIPWR | TI | 22+ | 100000 | TSSOP14 |
| TLV75528PDRVR | TI | 22+ | 99000 | WSON-6 |
| TPS7A2025PDQNR | TI | 22+ | 78500 | X2SON-4 |
| TLV62568DBVR | TI | 22+ | 72000 | SOT23-5 |
| STM32L051K8U6TR | ST | 22+ | 60000 | QFN32 |
| SKY66421-11 | SKYWORKS | 22+ | 56500 | QFN16 |
| TPS7A1111PDRVR | TI | 22+ | 54000 | WSON6 |
| TLV62569PDDCR | TI | 22+ | 52000 | SOT23-6 |
| TLV62569DBVR | TI | 22+ | 48000 | SOT23-5 |
| TPS23753APWR | TI | 22+ | 40000 | TSSOP14 |
| NB691GG-Z | MPS | 22+ | 30000 | QFN |
| SN74AHC1G02DBVR | TI | 22+ | 27939 | SOT-23 |
| TPS63000DRCR | TI | 22+ | 23238 | VSON10 |
| TLV75533PDRVR | TI | 22+ | 21500 | WSON6 |
| NB687BGQ-Z | MPS | 22+ | 20000 | QFN |
| A3916GESTR-T-1 | ALLEGRO | 22+ | 17150 | QFN-20 |
| TPS62135RGXR | TI | 22+ | 15000 | VQFN11 |
| TLE2022AMDR | TI | 0803+ | 12500 | SOP8 |
| TPS23756PWPR | TI | 22+ | 12000 | HTSSOP-20 |
