Data Sheet

ManualsBrandsSHENZHEN DADOUTEK ELECTRONICS ManualsElectronicsBLE Module

Key features

◼

Frequency band

BLE: 2402～2480MHz

Proprietary: 2360～2500MHz

◼

Ultra low-power consumption

1.7 to 3.6 V supply voltage range

< 4.9 mA peak current in TX @0dBm

< 4.7 mA peak current in RX

0.3 µA at 3V in System OFF mode,

no RAM retention

1.2 µA at 3V in System ON mode,

no RAM retention, wake on RTC

◼

High sensitivity

-95dBm sensitivity(1Mbps,BLE)

-92dBm sensitivity(2Mbps,BLE)

-103dBm sensitivity(125kbps,Long range)

-98dBm sensitivity(500kbps,Long range)

-20 to +8dBm TX power, configurable in 4 dB steps

Applications

◼ Advanced computer peripherals and I/O devices

Mouse / keyboard / Multi-touch trackpad

◼

Interactive entertainment devices

Gaming controllers

Remote controls

◼ Protocol

BLE4.0 / 4.1 / 4.2 / 5.0 / 5.1

BLE5.0: 2Mbps/ 1Mbps

Proprietary 2.4 GHz: 2 Mbps / 1 Mbps

Multi-master and multi-slave

BLE long range mode

◼

Microprocessor & Memory

ARM

Cortex

-M4 32-bit processor

256kB Flash and 32kB RAM

◼

Interface

18*General purpose I/O pins

1* UART / 2*SPI / 2*I2C

1*USB(12Mbps)

64 level comparator(8 channel)

4*32-bit timer

◼

Dimension

13.52mm×19.41mm×1.75mm

Introduction

BB820 is a high-performance,industrial,ultra low-power BLE 5.0 module,which based on Nordic SoC

nRF52820.It provides rich interfaces such as UART, SPI, I2C, PWM. At the same time,it adopts a small

stamp package and convenient for engineers to develop.

◼ Internet of things (IoT)

Smart home sensors and controllers

Industrial IoT sensors and controllers

Ordering information

Part No.

Temperature

Package

MOQ

Antenna

BB820-QI4A

-40°C ~ +85°C

SMD

1000

PCB on Board

BB820-QI4A-HT

-40°C ~ +105°C

SMD

1000

PCB on Board

BB820

Ultra Low-Power Bluetooth 5.0 module

Datasheet

产品数据

手册

SN:2022-0909A V1.0

Summary of content (12 pages)

PAGE 1
Datasheet SN:2022-0909A V1.0 BB820 Ultra Low-Power Bluetooth 5.0 module 产品数据 Introduction 手册 BB820 is a high-performance,industrial,ultra low-power BLE 5.0 module,which based on Nordic SoC nRF52820.It provides rich interfaces such as UART, SPI, I2C, PWM. At the same time,it adopts a small stamp package and convenient for engineers to develop. Key features ◼ Frequency band BLE: 2402～2480MHz Proprietary: 2360～2500MHz ◼ Ultra low-power consumption 1.7 to 3.6 V supply voltage range < 4.
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Contents 1. INTRODUCTION ............................................................................................................................................. 1 1.1 DESCRIPTION ............................................................................................................................................................... 1 1.2 SPECIFICATIONS ..................................................................................................................................................
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1. Introduction 1.1 Description BB820 is a high-performance,industrial,ultra low-power BLE 5.0 module,which based on Nordic SoC nRF52820.It provides rich interfaces such as USB,UART, I2C,SPI,DMA. At the same time,it adopts a small stamp package and convenient for engineers to develop. 1.2 Specifications Specifications are shown in the following Table 1.1. Table 1.1 Specifications of BB820 Function Description Flash 256kB RAM 32kB Microprocessor 64MHz ARM®Cortex-M4 Protocol support BLE4.0/4.
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2. Pin assignments 2.1 Top view Top view of BB820 is shown in Figure 2.1. Figure 2.1 BB820 pin assignments,top view 2.2 Pin assignments The BB820 pin assignment is shown in Table 2.1. Table 2.1 Pin assignment description Pin No. BB820 Pin name Description 1 P0.08 Digital I/O(Standard drive, <4mA & low frequency,<10KHz) 2 P0.29 Digital I/O(Standard drive, <4mA & low frequency,<10KHz) 3 P0.30 Digital I/O(Standard drive, <4mA & low frequency,<10KHz) 4 P0.
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① 11 P0.01 Options for External 32.768KHz Crystal / Digital I/O 12 P0.05 Analog input / Digital I/O 13 P0.16 Digital I/O(Standard drive, <4mA & low frequency,<10KHz) 14 D- USB D- 15 D+ USB D+ 16 VBUS USB VBUS input，4.35-5.5V 17 P0.06 Digital I/O 18 P0.07 Digital I/O 19 P0.14 Digital I/O 20 P0.17 Digital I/O(Standard drive, <4mA & low frequency,<10KHz) 21 P0.15 Digital I/O 22 P0.20 Digital I/O 23 P0.
PAGE 6
3. Specifications and parameters 3.1 Absolute maximum ratings Table 3.1 Absolute maximum ratings Parameter Item Min Max Description Exposure to absolute maximum ratings for VDD (V) -0.3 3.9 prolonged periods of time may affect the reliability of the device. -0.3 VDD+0.3 VBUS(V) -0.3 +5.
PAGE 7
3.3 Operating conditions Table 3.3 Recommended operating conditions Item Min Typical Max Operating temperature (℃) -40 +25 +85 BB820-QI4A Operating temperature (℃) -40 +25 +105 BB820-QI4A-HT VDD（V） 1.7 3.3 3.6 VBUS（V） 4.35 5.0 5.5 tPOR,10us（ms）[Note] ③ - 1 10 tPOR,10ms（ms） - 9 - tPOR,60ms（ms） - 23 110 tPOR（ms）@0→1.7V - - 60 3.4 Remark Power consumption Table 3.
PAGE 8
RF parameters 3.5 The RF parameters of BB820 is shown in Table 3.5.Error! Reference source not found. Table 3.
PAGE 9
5. Mechanical specifications 5.1 Dimensions The dimensions of BB820 is shown in the Figure 5.1. Figure 5.1 Dimensions of BB820(top view) Table 5.1 Dimensions of BB820 5.2 Length Width Height PCB Thickness PAD Size PIN Spacing 19.41mm 13.52mm 1.75mm 0.8mm 0.81mm×0.8mm 1.27mm PCB footprint The recommended PCB footprint of BB820 is shown in Figure 5.2 Figure 5.
PAGE 10
6. Welding instructions 6.1 Recommended temperature reflow profile The recommended SMT temperature reflow profile of BB820 is shown in Figure 6.1. 61 Figure 6.1 Temperature reflow profile 7. Part number & Selections The selection list related to BB820 is shown in Table 7.1. Frequency Transmiss Bluetooth band ion power protocol nRF52820 2.4GHz +8dBm 5.0 nRF52820 2.4GHz +8dBm 5.0 Part No. SoC BB820-QI4A BB820-QI4A-HT Antenna Operating type temperature 13.52 ×19.41×1.
PAGE 11
8. Sales channel & Service Shenzhen Best of Best Holdings Co., Ltd. Add：Rm.1501A,East Tower,FIYTA Tech. Bldg.,Southern District of Hightech Industrial Park,Nanshan District,Shenzhen 518057,P.R.China Tel：86-755-86018818 Fax：86-755-86018808 Web：www.bobholdings.com Beijing office Shanghai office Add：Room 1006 Quantum Plaza，No.23 Zhi Chun Add：Room 2003-2004, Mingshen Center Bldg., No. Road，Hai Dian District，Beijing 3131 Kaixuan Rd.,Xuhui District, Shanghai, P.R.C.
PAGE 12
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.