深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd SKB378 规格书 datasheet SKB378 规格书 蓝牙5.2 模组 SKB378 Datasheet BLE 5.2 Module 文档信息 Document information 标题 Title SKB378 规格书 蓝牙5.2 模组 SKB378 Datasheet BLE 5.2 Module 文档类型 Document type 规格书 Datasheet 文档编号 Document number SL-22030223 版本及日期 Version and date V1.
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd SKB378 规格书 datasheet 版本历史 Revision History 版本 Revision 描述 Description 审查 Approved 日期 Date V1.01 初始发布 Initial Release Sherman 2021.12.23 Sherman 2022.1.18 UART 串口由 TX_PB2,RX_PD1 更正为 V1.02 TX_PB1,RX_PB2/ UART serial ports changed from TX_PB2,RX_PD1 to TX_PB1,RX_PB2 V1.03 更新管脚定义/ Update the Pinout Description Sherman 2022.3.11 V1.04 添加模组参数/Add module parameters Charles 2022.3.
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd SKB378 规格书 datasheet 目录 Contents 1. 简介 Brief Introduction ............................................................................................................................. 4 2. 特点 Features .......................................................................................................................................... 4 3. 应用场景 Applications ......................................................................................................
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd SKB378 规格书 datasheet 1. 简介 Brief Introduction SKB378 是一个高度集成的蓝牙 5.2 模组，可用来在 2.4GHz ISM 频段内做高速率、短距离无线通信。 模组基于 EFR32BG22 蓝牙无线收发芯片，内部集成 32 位 ARM Cotex-M33 处理器，主频 76.8MHz，同 时内置 32kB RAM 和 512kB Flash，支持模拟或者数字外设。SKB378 提供了低功耗高性价比的蓝牙传输 和 AOA 定位应用。 The SKB378 is a highly integrated BLE 5.2 module, designed for high data rate, short-range wireless communication in the 2.4GHz ISM band.
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd SKB378 规格书 datasheet ◆ 12 位 1M 采样率 SAR 型 ADC/ 12-bit 1Msps SAR ADC ◆ 丰富的外设接口/ Abundance of peripheral interface: 2*USART(UART/ SPI/ SmartCard-ISO7816/ IrDA/ I2S), 2*I2C, PDM for Digital Microphone, 12*PRS ◆ 硬件加密/ HW encryption: AES 128/256,SHA-1,SHA-2,ECC(up to 256bit),ECDSA(up to 256bit) and ECDH ◆ 兼容 ROHS（无铅）/ ROHS compliance (Lead-free) 3. 应用场景 Applications ◆ 蓝牙 AOA 定位基站/信标 BLE AOA Anchor/Beacons ◆ 蓝牙 5.2 无线麦克风 BLE 5.
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd SKB378 规格书 datasheet 4. 应用框图 Application Block Diagram SKB378 模组内部集成 1.8V DCDC，IO 电平默认使用 3.3V，可以直接用纽扣电池供电。 SKB378 module integrates 1.8V DCDC, and the IO voltage is 3.3V by default. It can be powered by coin battery. 默认贴 32.768kHz 晶体和 32MHz 晶体。 The 32.768kHz and 32MHz crystal is default mounted.
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd SKB378 规格书 datasheet 5. 管脚定义 Pinout Description Figure 5: SKB378 Module Pinout 引脚 引脚名称 Pin No. Pin Name 1 GND 引脚类型 Pin type Ground 备注 Remark 接地焊盘 Ground PAD 1.8~3.6V 电源供电脚，使用一个 10uF 和一个 0.1uF 滤波电容 2 VCC Power Supply 靠近 1 脚和 2 脚 1.8V to 3.6V power supply,Place a 10uF and a 0.
深圳市天工测控技术有限公司 Skylab M&C Technology Co.
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd SKB378 规格书 datasheet 6. 接口简介 Interfaces Introduction 注：以下接口，模块硬件支持，但要和技术确认是否软件支持，默认软件是串口透传，使用 UART TX PB1, RX PB2。如果用到其他接口，请和我司 FAE 确认，必要时建议回传原理图确认。 Note:The following interfaces are supported by the module hardware, but the software support shall be confirmed with our technology support. The default software is serial port transparent transmission, using UART TX PB1, RX PB2. If other interfaces are used, please confirm with our FAE.
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd SKB378 规格书 datasheet A few GPIOs also have EM4 wake functionality. These pins are listed in the Alternate Function Table. Figure 6: SKB378 GPIO alternate function 注：EM 指 Energy Mode 低功耗模式。M2/EM3 操作仅端口 A/B 上的数字外设 I/O 支持。EM0 和 EM1 中 的数字外设操作所有 GPIO 端口都支持 Note: EM stand for Energy Mode. EM2 and EM3 operation is only supported for digital peripheral I/O on Port A and Port B. All GPIO ports support digital peripheral operation in EM0 and EM1.
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd SKB378 规格书 datasheet 6.2 通用同步/异步接收机/发射机 Universal Synchronous/Asynchronous Receiver/Transmitter 通用同步/异步接收器/发射器是一个灵活的串行 I/O 模块。它支持带硬件流量控制的全双工异步 UART 通信以及 RS-485、SPI、MicroWire 和 3 线。它还可以与支持以下功能的设备连接：ISO7816 SmartCards / IrDA / I2S。 The Universal Synchronous/Asynchronous Receiver/Transmitter is a flexible serial I/O module. It supports full duplex asynchronous UART communication with hardware flow control as well as RS-485, SPI, MicroWire and 3-wire.
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd SKB378 规格书 datasheet plus speeds are supported, allowing transmission rates from 10kbit/s up to 1Mbit/s. Slave arbitration and timeouts are also available, allowing implementation of an SMBus-compliant system. The interface provided to software by the I2C module allows precise timing control of the transmission process and highly automated transfers. Automatic recognition of slave addresses is provided in active and low energy modes.
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd SKB378 规格书 datasheet Inputs are selectable from a wide range of sources, including pins configurable as either single-ended or differential. 7. 模组参数 Module Specifications 硬件特性/Hardware Features 模块/Model SKB378 天线类型/Antenna Type PCB Antenna/ External Antenna(UF.L IPEX-1) 芯片/Chip-set Solution EFR32BG22 电压/Voltage 1.71V~3.8V 尺寸/Dimension(L×W×H) 19.7×16.5×1.9 mm 无线特性/Wireless Features 无线标准/Wireless Standards Bluetooth ® 5.
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd SKB378 规格书 datasheet 默认发射功率/Default TX 4.1mA @ 0dBm 默认接收功率/Default RX 3.6mA (1Mbps GFSK) 空闲模式/Idle mode 1.75uA(EM2 Deep Sleep current [32kB RAM retention and RTC running from Precision LFRCO]) 发射功耗/Transmit power 10mA（+6dBm） consumption 广播功耗/Broadcast power consumption 28uA（+0dBm,1000ms, connectable） 86uA（只连接电流值） 数据连接功耗/Data connection power consumption 2.1mA（连接加串口不发数据电流值） 2.
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd Supply Voltage Voltage On Any I/O Pin SKB378 规格书 datasheet VCC -0.3 3.8 V VCCIO -0.3 VCC+0.3 V Table9-2 推荐参数 Recommended Operation Ratings Parameter Symbol Min. Type Max. Unit VCC 1.71 3.3 3.8 V Input Low Voltage VIL 0 - 0.3*VCC V Input High Voltage VIH 0.
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd SKB378 规格书 datasheet 8. 参考设计原理图 Reference Schematic 模组默认软件使用的参考设计原理图如下。 The reference design schematic diagram used by the default software of the module is as follows. 注意事项 Note： 1.模组做 UART 透传的默认串口是 TX_PB1,RX_PB2，默认高电平和 VCC 脚的供电电压相同，下图 使用了 2 个电平转换电路用作 UART 通信电平的转换，如不需转换使用 R5,R6（小于 1k）替换 Q1,Q6 即 可。 The default serial port for UART transparent transmission of the module is TX_PB1,RX_ PB2.
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd SKB378 规格书 datasheet It is recommended to reserve a 4Pin port for firmware downloading or software upgrading. It is recommended to reserve electrostatic protection devices (can be NC) at the burning port. 3.复位脚内部已经上拉到 VCC，外部无需上拉，如需使用按键复位，请预留防抖动电容，并靠近按键 处放置一个 ESD 保护器件。 The reset pin has been pulled up to VCC internally, so there is no need to pull up externally.
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd SKB378 规格书 datasheet 9. PCB 设计参考 PCB Design Guide 请为模组的 PCB 天线预留足够的镂空区域, 最小镂空尺寸 16.5*6.6mm，请根据下图 PCB 封装推荐 来检查设计。 Please reserve empty area for PCB Antenna when you are going to design a device’s board, the empty range minimum size :16.5*6.6mm , please kindly check the PCB footprint for reference.
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd SKB378 规格书 datasheet 10. 生产过程推荐 Manufacturing Process Recommendations Figure 10: SKB378 Typical Lead-free Soldering Profile 注意： 1.最终的炉温曲线取决于工厂的其他因素，如锡膏的种类、尺寸、厚度、模组基板的性质等。 2.超出推荐炉温曲线的最高温度可能会损坏模组！ Note： 1. The final re-flow soldering temperature map chosen at the factory depends on additional external factors, for example, choice of soldering paste,size, thickness and properties of the module`s baseboard etc. 2.
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd 10. SKB378 规格书 datasheet 包装信息 Packaging Specification SKB378 模块放入托盘，每个托盘 528 个单元。每个托盘烘干后真空包装。 SKB378 modules are put into tray and 528 units per tray. Each tray is ‘dry’ and vacuum packaging. Figure 11: SKB378 Packaging 12. 订购信息 Ordering Information Module No.
深圳市天工测控技术有限公司 Skylab M&C Technology Co., Ltd SKB378 规格书 datasheet 尾缀含义 Sub-fix definition SKB378(A)-1234 字符位置/Character position （A) 1 2 3 4 值/Value 含义/Meaning - SKB378 默认使用 BG22C224 A SKB378A 使用 BG22C112 C 支持 32.768kHz 晶体 X 不支持 Not support S 支持屏蔽盖 Sheild cover support X 不支持屏蔽盖 Not support P 支持 PCB 天线 PCB antenna E 外置天线 External antenna (IPEX-III) C 商用级 Commercial(0~70℃) I 默认工业级=CIndustrial(-40~85℃) V 车规级 Vehicle(-40~125℃)（需定制） 32.
FCC Statement FCC standards: FCC CFR Title 47 Part 15 Subpart C Section 15.247 PCB Antenna with antenna gain -3dBi We will retain control over the final installation of the modular such that compliance of the end product is assured. In such cases, an operating condition on the limit modular approval for the module must be only approved for use when installed in devices produced by a specific manufacturer.
When the module is installed inside another device, the user manual of the host must contain below warning statements; 1. 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) (2) this device must accept any interference received, including interference that may cause undesired operation.
