DS1624 Digital Thermometer and Memory

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Status Active: In Production. Description The DS1624 consists of a digital thermometer and 256 bytes of E2 memory. The thermometer provides 13-bit temperature readings which indicate the temperature of the device. The E2 memory allows a user to store frequency compensation coefficients for digital correction of crystal frequency due to temperature. Any other type of information may also reside in this user space.

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Key Features Temperature measurements require no external components Measures temperatures from -55°C to +125°C in 0.03125°C increments. Fahrenheit equivalent is -67°F to +257°F in 0.05625°F increments Temperature is read as a 13-bit value (two byte transfer) Converts temperature to digital word in 1 second (max) 256 bytes of E2 memory on board for storing information such as frequency compensation coefficients Data is read from/written via a 2-wire serial interface (open drain I/O lines) Applications include temperature-compensated crystal oscillators for test equipment and radio systems 8-pin DIP or SOIC packages

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New Product Press Release	[ 2001-05-02 ]
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Rev 2; 2005-06-02
This page last modified: 2009-10-23