Fully Calibrated Temperature Sensor

1.General Description

    The integrated circuit MS1088 is a fully integrated tested and calibrated digital low power temperature sensor with a typical temperature measurement accuracy of ±0.3℃. It offers digital SPI or I²C interface and battery end-of-life (EOL) detection. The MS1088 is available in quad flat no leads package(QFN) or chip scale package.

2.Applications

▪ Wireless sensor tags

▪ Human body temperature measurement

▪ Wearables

▪ Power-Supply temperature monitoring

▪ Environmental temperature monitoring and HVAC

▪ Computer peripheral thermal protection

▪ Notebook computers

▪ Cell phones

▪ Battery management

▪ Thermostat controls

3.Typical application

4.Features

▪ Digital output: I²C serial 2-wire or SPI serial 4-wire

▪ Up to 4 sensors can be addressed over the same serial bus (4 sub-addresses)

▪ Hardware-Handshake to wake up your Microcontroller when measurement is finished.

▪ Temperature measuring range : -40℃ to +120℃

▪ Accuracy: typically ±0.3℃ from 10℃ to +40℃

▪ Resolution: 0.05℃

▪ Ultra low current in sleep mode: 20nA

▪ Fast measurement time: 50 ms

▪ Current in active state : 75 µA

▪ Avg. current at 1 measurement per minute: 80 nA

▪ Supply range: 2.2V to 3.5V

▪ Battery EOL detection: threshold level programmable between 2.20V to 2.95V

▪ Digital output pin for EOL detection

▪ Available in QFN or CSP package