原标题：Cypress CYW20719 2.4GHz无线基带处理器解决方案

　　cypress公司的CYW20719是BT 5.0兼容的单独基带处理器,基于96-MHz ARM Cortex-M4 MCU,集成了2.4GHz收发器.蓝牙子系统支持基本速率(BR), 增强数据速率(EDR) 2&3 Mbps, 以及蓝牙低能量(BLE),以及自适应跳频(AFH),TX发送功率4dBm,RX灵敏度-95.5dBm(BLE),超低功耗无线电,BLE RX电流5.9mA,TX电流5.6mA@0 Bm,主要用在可穿戴和健身设备,手持设备,家庭自动化,血压监视仪和其它医疗设备,以及接近传感器,玩具和温度调节器.本文介绍了CYW2071主要特性,功能框图,以及评估板CYW920719Q40EVB-01主要特性,电路图,材料清单和PCB设计图.

　　The CYW20719 is a BT 5.0-compliant, stand-alone baseband processor with an integrated 2.4 GHz transceiver with BLE, EDR andBR. The device is intended for use in audio, IOT, sensors (medical, home, security, and so forth) and human interface device (HID)applications. Manufactured using an advanced 40nm CMOS low-power fabrication process, the CYW20719 employs high level ofintegration to reduce external components, thereby minimizing application footprint and costs.

　　This datasheet provides details of the functional, operational, and electrical characteristics of the CYW20719 device. It is intended forhardware, design, application, and OEM engineers.

　　CYW2071主要特性:

　　Bluetooth Subsystem

　　■ Complies with Bluetooth Core Specification version 5.0 withLE 2 Mbps

　　■ Supports Basic Rate (BR), Enhanced Data Rate (EDR) 2&3Mbps, Bluetooth Low Energy (BLE)

　　■ Supports Adaptive Frequency Hopping (AFH)

　　■ TX power 4 dBm

　　■ Rx sensitivity -95.5 dBm (BLE)

　　■ Ultra-low-power radio

　　❐RX current 5.9 mA (BLE)

　　❐TX current 5.6 mA @ 0 dBm (BLE)

　　Coexistence Support

　　■ Support for Global Coexistence Interface for easy coexistenceimplementation with select Cypress Wi-Fi devices

　　MCU Subsystem

　　■ 96-MHz ARM Cortex-M4 microcontroller unit MCU with floatingpoint unit (FPU)

　　■ Supports serial wire debug (SWD)

　　■ Runs Bluetooth stack and application

　　■ Option to execute from on-chip flash or RAM

　　Memory Subsystem

　　■ 1 MB flash

　　■ 512 KB RAM

　　■ 2 MB ROM that stores Bluetooth stack and driver and offloadsflash for user applications

　　Audio features and interfaces

　　■ 1x I2S with master and slave modes

　　■ 1x PCM

　　■ PDM2

　　■ Analog front end for analog microphone1

　　Clocks

　　■ On-chip 32 kHz oscillator (LP-LPO)

　　■ On-chip 128 kHz oscillator (HP-LPO)

　　■ 32 kHz crystal oscillator (Optional if low power modes notrequired)

　　■ 24 MHz crystal oscillator

　　■ 48-bit real time clock (RTC)

　　Peripherals and communication

　　■ 6x 16-bit PWMs

　　■ Programmable key-scan matrix interface, up to 8x20 keyscanningmatrix 1,2

　　■ Quadrature decoder2

　　■ Watchdog timer

　　■ 1x peripheral UART, 1x UART for programming and HCI

　　■ 2x SPI (master or slave mode) Blocks (SPI, Quad SPI, andMIPI DBI-C)

　　■ 1x I2C master/slave and 1x I2C master

　　■ 1x 28-channel ADC (10-ENoB for DC measurement and 12-ENOB for Audio measurement)

　　■ Hardware security engine2

　　General Purpose Input Output (GPIO)

　　■ 16 GPIOs on QFN package

　　■ 40 GPIOs on WLCSP package

　　■ Support up to 3.63 V operation

　　■ Four GPIOs support 16 mA and 8 mA sink at 3.3 V and 1.8 Vrespectively

　　Operating voltage and low-power support

　　■ Wide operating voltage range – 1.90V to 3.63V

　　■ 5 power modes to implement ultra-low power application –managed by real time operating system

　　■ 0.4 uA current in HID-Off mode (wake from GPIO).

　　Packages

　　■ 5 mm x5 mm 40-pin quad flat no-lead (QFN)

　　■ 3.2 mm x 3.1 mm 134-ball Wafer Level Chip Scale Package(WLCSP)

　　Software Support

　　■ WICED Studio

　　CYW2071应用:

　　■ Wearables and Fitness bands

　　■ Headsets, earbuds, and other audio solutions

　　■ Home automation

　　■ Blood pressure monitors and other medical applications

　　■ Proximity sensors

　　■ Key Fobs

　　■ Thermostats and thermometers

　　■ Toys

　　图1.CYW2071功能框图

　　评估板CYW920719Q40EVB-01

　　Thank you for your interest in the CYW920719Q40EVB-01 Evaluation Board (EVB). The CYW920719Q40EVB-01 EVBenables customers to evaluate and develop single-chip Bluetooth and Bluetooth Low Energy (BLE) applications using theCYW20719 Bluetooth 5.0 and BLE wireless MCU.

　　The CYW920719Q40EVB-01 EVB can be used with WICED™ Studio to develop and debug your CYW20719 project. TheCYW920719Q40EVB-01 EVB offers footprint-compatibility with Arduino shields. In addition, the kit features an onboard　programmer/debugger and serial bridge chip. The CYW920719Q40EVB-01 EVB supports 1.8 V and 3.3 V operation.

　　WICED Studio supports application development using a WICED development board (CYW920719Q40EVB-01). Thedevelopment system is compatible with Windows, OS X, and Linux operating systems. This document provides instructionsfor developing sample applications using WICED Studio.

　　The Cypress CYW920719Q40EVB-01 Evaluation Kit enables you to evaluate and develop single-chip Bluetooth applications using the CYW20719, an ultra-low-power dual-mode Bluetooth 5.0 wireless MCU device. TheCYW20719 is a stand-alone baseband processor with an integrated 2.4 GHz transceiver supporting BR/EDR/BLE. Manufactured using advanced CMOS low-power process, the CYW20719 employs the high of integration to reduce external components, thereby minimizing the device ’ s footprint and cost. This kit helps evaluate device functionality and develop applications quickly for faster time-to-market.

　　图2.评估板CYW920719Q40EVB-01套件外形图

　　评估板CYW920719Q40EVB-01主要特性:

　　40-QFN CYW20719 Bluetooth 5.0-compliant BT/BLE wireless MCU

　　Arduino compatible headers for hardware expansion

　　On-board sensors - a 9-axis motion sensor (3D digital linear acceleration sensor, 3D digital angular rate sensor, and 3D digital magnetic sensor) and a thermistor

　　User switches and LEDs

　　USB connector for power, programming and USB-UART bridge

　　评估板CYW920719Q40EVB-01包括:

　　CYW920719Q40EVB-01 Evaluation board

　　USB Standard-A to Micro-B cable

　　Quick Start Guide

　　图3.评估板CYW920719Q40EVB-01外形图

　　图4.评估板CYW920719Q40EVB-01框图