可穿戴健康设备方案

娱乐

可穿戴医疗/健康/娱乐设备市场

医疗 健康

IMS research 2016 forecast by end market

• 数字体温计• 血氧仪• 心电监护仪• 连续血糖监测仪

• 健康运动监测• 智能衣服• 睡眠监测• 情感、情绪监测

• 智能眼镜• 智能手表• 可穿戴成像• 头戴式设备

2

可穿戴健康平台

| Maxim Integrated | Company Confidential3

ARM Cortex™ M3, M4

MCU

电源及电池管理 能量采集

无线收发器(BTLE, ANT, MBAN)

近场通讯(NFC)

GPS

WE

CERE

安全加密

光器件

电化学传感器

生物电势传感器

温度

压力

+ 三轴加速度 三轴磁传感器三轴陀螺仪

模拟前端

压力传感器

光电传感器

Maxim 灵活、方便升级的可穿戴健康平台

4

MICROCONTROLLERARM Cortex™

&MAXQ

可选项：AFE, LCD, Security,

USB, Wireless

无线(ANT+, BTLE, ISM, MBAN, NFC, Zigbee)

安全加密(1-Wire, NFC)

模拟前端

（AFE）

模拟传感器 生物电势

电化学

光传感

压力

温度显示

电池电源管理

充电器, 电量计, USB口保护, 旁路

线性及开关电源变换器

开机，时序控制

光学传感器

环境光

生物传感器

手势,接近传感器,

RGB

惯性传感器：

陀螺仪

加速度 磁传感器, 高度计

电池

用户接口

= Higher levels of integration= Current or future Maxim solutions

5

议程

微控制器（MCU）

传感器

可穿戴电源系统

智能手表、Mistral 平台演示

微控制器MCU

6

关键技术

准确测量 可靠通讯 通过验证的安全性

低功耗

效率更好的电源管理

7

MAX32600 (Wasp) 特性

功耗低

集成高精度模拟前端

安全性高

优势

ARM™ Cortex-M3 at 24MHz 灵活的外设管理单元减少了功耗

16-bit, 500ksps ADC with PGA 2x12-bit 和 2x8-bit DACs 和4个比较器/放大器

丰富的通讯外设

值得信赖的安全保护

多种封装选择：CTBGA /WLP

关键特性

8

2

SPI Master UART

GPIOUp to 64

JTAG

USB Full Speed

I2C Master/Slave

LCD Controller96/128/160 Segments

Windowed Watchdog (×2)

ARM Cortex M324MHz

Up to 256KB Flash

Up to 32KB SRAM

NVIC

Timers32-bit (×4)

32-bit Real-Time Clock with Time of Day Alarm

24MHz Internal Ring

Supply Voltage Monitors

Analog Front End

MAX32600 ‘Wasp’

Trus

t Pro

tect

ion

Uni

t

AES Engine

CRC32/16 Generator

Instant Erase Key Storage

μMAA

PRNG

Unique ID

16-bit ADC with PGA

Dual 12-bit DACs

Dual 8-bit DACs

Quad Comp/Amplifiers

Programmable Voltage Reference

Programmable Current Sinks

Quad SPST Analog Switches

16 S/E or 8 Diff Mux Inputs

Temp Sensor, Calibration Mux

Optional Features

AFE 框图

16-Bit ADC†

OUTB

INB-

SWB

INB+

VDAC2

OUTA

INA-

SWA

INA+VDAC0

VDAC3

VDAC1

AIN0+AIN1+

AIN0-/AIN8+AIN1-/AIN9+

AIN2-/AIN10+AIN3-/AIN11+AIN4-/AIN12+AIN5-/AIN13+AIN6-/AIN14+AIN7-/AIN15+

AIN3+AIN4+AIN5+AIN6+AIN7+

AIN2+

VDAC0

REF

REFADC

MUX

OUTD

IND-

IND+

OUTC

INC-

INC+

1.23V BANDGAP

REFADC

REFDAC

SWC

SWD

SW0

SCM0

SNO0

VDAC1

VDAC2

VDAC0

VDAC3

VDAC1

VDAC2

VDAC0

VDAC3

VDAC1

VDAC2

VDAC0

VDAC3

VDAC1

8-Bit DAC† VDAC2

REF

VDAC3

REFDAC REFADC

PGA

AV = 1,2,4,8

SW1

SCM1

SNO1

SW2

SCM2

SNO2

SW3

SCM3

SNO3

REFADJ

PROG.CURRENT

AIN0+

AIN1+

to ADC

TEMP.SENSOR

M

8-Bit DAC†

REF

M

N

12-Bit DAC†

REF

M

12-Bit DAC†

REF

M

CALIBRATIONVOLTAGES

MUX

REFDAC REFADC

REFDAC REFADC

REFDAC REFADC

AV = 0.8, 1.2, 1.6, 2.0

AV = 0.8, 1.2, 1.6, 2.0

9

优化的模拟前端保证准确的测量

精密测量

低功耗

可靠联接

安全

• 灵活的模拟功耗选择

• 先进的信号调理技术

• 高配置性

• 精密的A/D, D/A, 运算放大器、比较器, LED 驱动器, 参考电压源, 模拟开关

• 优化的测量(HRM, SpO2,GSR等)

ADCACTIVEFILTER

OP

AMPSENSOR

VREF SWITCH

DAC M↑ OP

AMP

ARM™μC

10

安全

最低的系统功耗

11

精密测量

低功耗

Power State

State Description TypicalSpec

LP0 Battery backup

RTC onlyCore is not powered

< 1µA Wake up 26µs

LP1 Standby –pause & resume

Data retention RAM/CacheCore powered, in deep sleepClocks gated

1.5µA Wake up 15µs

LP2 Measurement mode

ARM in sleepCore in low-noise modeAnalog tool box active –PMU link list, SRAM

Configuration dependent

LP3 Run mode ARM running 200µA/MHz

可靠联接

可靠和安全的联接有线或者无线

12

精密测量

低功耗

可靠联接

信息安全

• Bluetooth Low Energy, MBAN, Zigbee

• USB, Serial, SPI, QSPI, I2C, 1-Wire

WIRED

WIRELESS

Trust Protection Unit

安全性

精密测量

低功耗

可靠联接

安全

• Set desired level of security for asset w/ onboard Trust Protection Unit (TPU)

• Robust hardware security for confidentiality, integrity, authenticity, and traceability

• RSA/ECDSA public key cryptography AES bulk encryption, Tamper detection

• Non-repudiation using TPU & RTC

信赖的保护单元

13

CRC32/16 Generator

Instant Erase Key Secure Memory

µMAA PRNG Unique ID

AES Engine OscillatorTamper Detect

Trust Protection Unit

MAX32600 评估板

14

MAX32600 开发工具

• Eclipse IDE

• GCC compiler

• Open OCD debugging

公开源

• IAR IDE/compiler

• IAR supported debuggers

• EWARM 7.20 or later, built-in support

商业

Max32600 based ---Watch

16

T-shirt

17

产品Roadmap

18

CY-2014 CY-2015

MAX32600 (Wasp)Cortex M3 24MHz, 256KB/32KB

Integrated Wellness AFE200 uA/Mhz Active , 1.5uA Standby

BLE Radio MCM Option

CY-2016

MAX32605 (Nassau)Cortex M3 24MHz, 256KB/16KB

16/12-bit AFE, RTC, 8x20 LCD200 uA/Mhz , 1.5uA Standby

BLE Radio MCM Option

Perf

orm

ance

Smart Sensor

CentralProcessor

MAX32620 (Nimitz) Cortex M4 96MHz, 2MB/256KB

95 uA/Mhz , 2.5 uA StandbyTPU, RTC, ADC

BLE Radio MCM Option

MAX32625 (Enterprise)Cortex M4 96MHz, 512KB/160KB

95 uA/Mhz , <2.5uA StandbyECC, Dual Flash,, TPU, RTC, ADC

BLE Radio MCM Option

传感器

生物传感器,陀螺仪, 温度 和色温传感器

19

MAX30101 生物传感器心率和血氧

| Maxim Integrated | Company Confidential20

MAX3010X 主要特点及关键参数

7/21/2015| Maxim Integrated | Company Confidential21

Heart-Rate Monitor and Pulse Oximeter Sensor in Dual LED Reflective SolutionTiny 5.6mm x 3.3mm x 1.55mm 14-Pin Optical Module

Integrated Cover Glass for Optimal, Robust PerformanceUltra-Low Power Operation for Mobile Devices

Programmable Sample Rate and LED Current for Power Savings Low-Power Heart-Rate Monitor (< 1mW) Ultra-Low Shutdown Current (0.7μA, typ) Proximity Function save power

Fast Data Output Capability High Sample Rates

Robust Motion Artifact ResilienceHigh SNR -40°C to +85°C Operating Temperature Range

MAX30101 vs. 分离元件方案比较

Specifications MAX30101 Discrete Solution

元件数目 1 10-12

板面积 <16mm2 >30mm2

静态电流 0.7uA (typ.) Several mA

可编程LED电流？ Yes No

环境光消除？ Yes Additional Circuitry

内置接近光传感器？ Yes Additional Circuitry

MAX30101/102/03系统比较

| Maxim Integrated | Company Confidential23

MAX30101 MAX30102 MAX30103

应用 Finger/Wrist Finger/Wrist Finger/Wrist功能 HR/SpO2 HR/SpO2 HR封装 5.6 x 3.3 x

1.55mm5.6 x 3.3 x 1.55mm

5.6 x 3.3 x 1.55mm

功耗 2mW 5mW 5mWLED’s IR/Red/Green Red/IR Green

MAX30101 评估系统及测试板

24

MAX3010X 评估流程

| Maxim Integrated | Company Confidential25

联系MAXIM授权的合法代理商

签署保密协议，获得MAX3010X产品手册

根据自己的产品选择一款合适产品并申请相应的样品。

电路设计完成后，再次联系相应的代理商申请心率血氧算法。

根据相应的开发平台，Disti/Maxim提供适合的平台库文件。

客户测试和验证。

Disti/Maxim根据客户的要求做相应的调整优化产品性能。

6+3轴传感器（3轴陀螺仪+3轴加速度）• MAX21100

Stable Gyroscope for Accurate navigation

ZRL thermal stability（0.025dps/°C）

4deg/hr bias stability

优势

Low power ECO mode accelerometer for always-on functions

Motion merging engine

Magnetometer data collection and synchronization

特点

智能手机

穿戴设备

平板电脑

应用

Sub-System Block Diagram

Application Processor

External Magnetometer

I2C/SPISlave

Interrupts

I2C Master

SYNC

±0.5°C 数字温度传感器• MAX31725/MAX31726

High accuracy and low voltage operation aids designers in meeting error and power budgets

One-shot and shutdown modes help reduce power usage

Extended temperature range enables measurements in high-temperature systems

优势 特点

高精度工业温度检测

医疗设备

可穿戴设备

应用

±0.5°C accuracy @ -40°C to +105°C

（±0.7°C @-55°C~+155°C）

Operating supply voltage range of 2.5V to 3.6V

Shutdown current is 3µA max

One shot mode is user-programmable

MAX30205 医疗及可穿戴设备温度传感器

• Factory Trimmed to Precise Accuracy (meet ASTM E1112) > ±0.25°C (+15°C to +35.8°C)> ±0.2°C (+35.8°C to +37°C) > ±0.1°C (+37°C to +39°C) 98.6°F to 102.2°F> ±0.2°C (+39°C to +45°C)

• 0.0039°C Resolution

• Simple Interface> I2C Serial Bus Digital Interface with Reset Option

• Power> 2.7V to 3.3V Operation> 600uA supply current> Shutdown Mode to Minimize Battery Drain During

Extended Non Usage Period

| Maxim Integrated | Company Confidential29

ASTM E1112 Spec.

MAX30205 优势

• MAX30205是一个高精度的温度传感器

• 适用范围温度范围：+35.8°C ~41°C，主要用于侦测人体的温度

• 分辨率是0.0039 °C • 封装 3mm x 3mm TDFN

• 是目前世界上为数不多的高精度，高分辨率温度传感器

| Maxim Integrated | Internal Company Confidential – Not for External Distribution30

MAX44006/MAX44008 RGB、消噪、红外、温度传感器

Optical fusion of RGB color sensors with IR and temperature sensors saves power, boards space, and provides robust readings

Applications 平板电脑 医疗 智能穿戴

14-bit

MAXIMMAX44006

VDD-3.3V

GND AD

INTSCLK

SDA

14-bit

14-bit

14-bit

14-bit

14-bit

12C

MAX44006/MAX44008 特点和优势

| Maxim Integrated | Company Confidential32

高集成度：RGB，消噪，红外，温度传感器封装在一个芯片里

信号处理速度快：6个并行数据转换器同时计算光信息

体积小：2mmx2mmx0.6 OTDFN

抗干扰强：其中的接近传感器可以在阳光下工作，并消除环境噪声

功耗低：真彩色数字量化时，6个传感器同时工作电流才12uA

宽动态范围：0.002~8388.61µW/cm²

可靠性高：对红外及50Hz/60Hz信号有很强的抑制能力

可穿戴电源系统

33

可穿戴电源系统设计

| Maxim Integrated | Company Confidential34

可穿戴设备用电特点：

24/7 法则（每天24小时，每周7天）

长时间待机，测量和传输时间非常短

电池容量仅为智能手机的10% ~20%

可穿戴电源系统设计面临的挑战

| Maxim Integrated | Company Confidential35

极低的静态工作电流，几个uA甚至nA级

极为有限的电路面积

精确的充电及用电管理

低功耗高效率

EMI 和热噪声

MAX14690 超低静态电流集成电源管理芯片

| Maxim Integrated | Company Confidential36

适合可穿戴设备最低静态功耗，面积最小电源管理芯片

MAX14676

Maxim Integrated Products, Inc. Company Confidential37

MAX14676/A

PowerButton

Reset control

uPower LDO

Fuel Gauge

28V OVP + Neg Prot

Linear charger + Power Sel

Safe Out LDO

Ultra Low IqBuck Reg

Low Iq LDO

Control

Boost RegCurrent Sinks

I2C

Power

Charge pump

智能手表、Mistral 平台演示

38

Max32600 based ---Watch

39

血氧 心率 陀螺仪

环境温度 体温

Max32600 platform---Mistral

40 | Maxim Integrated

MAX32600

Product On Module Board2 inch x 2 inch

LCD ModuleLS013B7DH03

1.28 inch x 1.28 inch

NFC Antenna2.2 inch x 2.05 inch

Sensor Application Board

MAX32600MCU

MAX66242SHA-256

BLEEM9301

MAX3010XSpO2

Heart Rate

MAX21100Footsteps

AmbientTemp

Li-ION BatteryMAX14676

MAX9929

MAX44285

System Power

MAX3207USB ESD

Protection

Galvanic Skin

LCD

USBAFE

Max32600 platform---Mistral

41

| Maxim Integrated | Company Confidential42