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AD7314

Analog Devices
Part Number AD7314
Manufacturer Analog Devices
Description Low-Voltage/ 10-Bit Digital Temperature Sensor in 8-Lead uSOIC
Published Mar 23, 2005
Detailed Description a Low-Voltage, 10-Bit Digital Temperature Sensor in 8-Lead ␮SOIC AD7314 FUNCTIONAL BLOCK DIAGRAM BANDGAP TEMPERATURE SE...
Datasheet PDF File AD7314 PDF File

AD7314
AD7314

Overview
a Low-Voltage, 10-Bit Digital Temperature Sensor in 8-Lead ␮SOIC AD7314 FUNCTIONAL BLOCK DIAGRAM BANDGAP TEMPERATURE SENSOR 10-BIT ANALOG/DIGITAL CONVERTER ID GND TEMPERATURE VALUE REGISTER VDD FEATURES 10-Bit Temperature-to-Digital Converter –35؇C to +85 ؇C Operating Temperature Range ؎2 ؇C Accuracy SPI™- and DSP-Compatible Serial Interface Shutdown Mode Space-Saving ␮ SOIC Package APPLICATIONS Hard Disk Drives Personal Computers Electronic Test Equipment Office Equipment Domestic Appliances Process Control Mobile Phones AD7314 SERIAL BUS INTERFACE CE SCLK SDI SDO GENERAL DESCRIPTION PRODUCT HIGHLIGHTS The AD7314 is a complete temperature monitoring system in an 8-lead µSOIC package.
It contains a bandgap temperature sensor and 10-bit ADC to monitor and digitize the temperature reading to a resolution of 0.
25°C.
The AD7314 has a flexible serial interface that allows easy interfacing to most microcontrollers.
The interface is compatible with SPI, QSPI and MICROWIRE™ protocol and is also compatible with DSPs.
The part features a standby mode that is controlled via the serial interface.
The AD7314’s low supply current and SPI-compatible interface, make it ideal for a variety of applications, including personal computers, office equipment, and domestic appliances.
1.
The AD7314 has an on-chip temperature sensor that allows an accurate measurement of the ambient temperature.
The measurable temperature range is –35°C to +85°C, with a ± 2°C temperature accuracy.
2.
Supply voltage of 2.
65 V to 2.
9 V.
3.
Space-saving 8-lead µSOIC package.
4.
10-bit temperature reading to 0.
25°C resolution.
5.
The AD7314 features a standby mode that reduces the current consumption to 1 µA max.
SPI is a trademark of Motorola, Inc.
MICROWIRE is a trademark of National Semiconductor Corporation.
REV.
0 Information furnished by Analog Devices is believed to be accurate and reliable.
However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of paten...


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