SENSORS

TEMPERATUREDigital Temperature SensingPrecision diode digital temperature for up to3 external sensorsTEMPERATUREFeatures & Benefits1 internal and up to 3 external sensorsRemote diode temp. accuracy of ±0.5°C on the temp.range 25°C to 100°C2 temperature output formats: 0°C to 127°C and -40°C to140°C with 0.125°C resolutionParasitic series resistance cancellation: Algorithmic,3-point and Kelvin (4-wire)Under-/over- temperature alarms with programmablethresholds programmable conversion rate (optimal powerconsumption)250 uA active current @ 10Hz sampling rateSMBus v2.0 interface supports timeoutSX8733 - 2 ports, SX8743 - 4 ports, SX8744 - 3 portsTypical ApplicationsPrintersServersSet Top Boxes (STBs)ProjectorsZoomingADC with Serial InterfacesThe SX8724 is a data acquisition system based on Semtech’s low powerZoomingADC technology. It directly connects most types of miniature sensors with ageneral purpose microcontroller.106Features & BenefitsUp to 16-bit differential data acquisitionProgrammable gain: (1/12 to 1000)Sensor offset compensation up to 15x full scale of input3 differential or 6 single-ended signal inputsProgrammable resolution vs. speed vs. supply current4 digital outputs to bias sensorsInternal or external voltage referenceInternal time baseLow power (250 µA for 16b @ 500 S/s)2-wire interfaceSX8724S for SPI and SX8724C for I 2 CApplicationsIndustrial sensingBarometerCompasswww.FutureElectronics.com/Sensors