ADT7316

PRELIMINARY TECHNICAL DATA = SPI/I2C Compatible, 10-Bit Digital Temperature Sensor and Quad Voltage Output 12/10/8-Bit DAC Preliminary Technical Data FEATURES ADT7316 - Four 12-Bit DACs ADT7317 - Four 10-Bit DACs ADT7318 - Four 8-Bit DACs Buffered Voltage Output Guaranteed Monotonic By Design Over All Codes 10-Bit Temperature to Digital Converter Temperature range: -40oC to +125oC Temperature Sensor Accuracy of ±0.5oC Supply Range : + 2.7 V to + 5.5 V DAC Output Range: 0 - 2VREF Power-Down Current 1µA Internal 2.25 VRef Option Double-Buffered Input Logic Buffered / Unbuffered Reference Input Option Power-on Reset to Zero Volts Simultaneous Update of Outputs (LDAC Function) On-Chip Rail-to-Rail Output Buffer Amplifier I2C, SPITM, QSPITM, MICROWIRETM and DSP-Compatible 4wire Serial Interface 16-Lead QSOP Package APPLICATIONS Portable Battery Powered Instruments Personal Computers Telecommunications Systems Electronic Test Equipment Domestic Appliances Process Control ON-CHIP TEMPERA TURE SENSOR D+ DINTERNAL TEMPERATURE VA LUE REGISTER ADT7316/7317/7318 GENERAL DESCRIPTION The ADT7316/7317/7318 combines a 10-Bit Temperature-to-Digital Converter and a quad 12/10/8-Bit DAC respectively, in a 16-Lead QSOP package. This includes a bandgap temperature sensor and a 10-bit ADC to monitor and digitize the temperature reading to a resolution of 0.25oC. The ADT7316/17/18 operates from a single +2.7V to +5.5V supply. The output voltage of the DAC ranges from 0 V to 2VREF , with an o...