IQS620A中文资料Multifunctional Sensor - Aimed at mobile applications数据手册Azoteq规格书

描述 Description

The IQS620(A) ProxFusion® IC is a multifunctional capacitance, Hall-effect & inductance sensor designed for applications where any or all of the technologies may be required. The IQS620(A) is an ultra-low power solution designed for short or long term activations through any of the sensing channels. The IQS620(A) is fully I2C compatible and can be configured to output main trigger events on GPIOs.

特性 Features

·Unique combination of sensing technologies: ·Capacitive sensing
·Hall-effect sensing
·Inductive sensing

 ·Capacitive sensing:·Full auto-tuning with adjustable sensitivity
·2pF to 200pF external capacitive load capability

 ·Hall-effect sensing: ·On-chip Hall-effect measurement plates
·Dual direction Hall switch sensor UI
·2 level detection (widely variable)
·Detection range 10mT – 100mT

 ·Inductive sensing:·2 level detection and hysteresis for inductive sensing
·Only external sense coil required (PCB trace)

 ·Low power consumption:·90uA (100Hz response, 3ch capacitive)
·32uA (20Hz response, 3ch capacitive)
·2.5uA (4Hz response, 1ch cap. wake-up)

 ·Multiple integrated UI options based on years of experience in sensing on fixed and mobile platforms:·Proximity wake-up/Touch
·SAR

 ·Automatic Tuning Implementation (ATI) – performance enhancement (10bit)
·Minimal external components
·Standard I2C interface (polling with sub 1ms clock stretching)
·Optional RDY indication for event mode operation
·Supply voltage:·IQS620: 2.0V to 3.3V
·IQS620A: 1.8V to 3.3V

·Low profile DFN(3x3) - 10 pin package

应用 Application

·Mobile electronics (phones/tablets)
·SAR safety requirements for laptops, tablets and phones
·Wearable devices
·White goods and appliances
·Human Interface Devices
·Proximity activated backlighting
·Applications with long-term activation
·Aftermarket automotive1

简介

IQS620A属于集成电路（IC）的传感器电容式触控。由制造生产的IQS620A传感器，电容式触控该系列产品提供操作电容式触摸感应传感器所需的模拟激励和测量资源，并以一种便于微控制器或类似器件使用的格式（例如 I2C 或 SPI 串行接口、UART 或简单的逻辑信号）来传递由此产生的信息。这些器件常用于人机界面应用。