ZSSC3016 Datasheet
Table of Contents
Table of Figures....................................................................................................................................................... 4
List of Tables ........................................................................................................................................................... 4
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IC Characteristics ............................................................................................................................................. 6
1.1. Absolute Maximum Ratings....................................................................................................................... 6
1.2. Operating Conditions................................................................................................................................. 6
1.3. Electrical Parameters ................................................................................................................................ 7
1.4. Power Supply Rejection Ratio vs. Frequency ........................................................................................... 9
Circuit Description .......................................................................................................................................... 10
2.1. Brief Description ...................................................................................................................................... 10
2.2. Signal Flow and Block Diagram............................................................................................................... 10
2.3. Analog Front End..................................................................................................................................... 11
2.3.1. Amplifier ............................................................................................................................................ 11
2.3.2. Analog-to-Digital Converter............................................................................................................... 13
2.3.3. Temperature Measurement .............................................................................................................. 16
2.3.4. Bridge Supply.................................................................................................................................... 16
2.4. Digital Section.......................................................................................................................................... 16
2.4.1. Digital Signal Processor (DSP) Core ................................................................................................ 16
2.4.2. MTP Memory..................................................................................................................................... 17
2.4.3. Clock Generator................................................................................................................................ 17
2.4.4. Power Supervision ............................................................................................................................ 17
2.4.5. Interface ............................................................................................................................................ 17
Functional Description.................................................................................................................................... 18
3.1. Power Up................................................................................................................................................. 18
3.2. Measurements......................................................................................................................................... 18
3.3. Operational Modes .................................................................................................................................. 18
3.4. Command Interpretation.......................................................................................................................... 21
3.4.1. SPI/I2C™ Commands ....................................................................................................................... 21
3.5. Communication Interface......................................................................................................................... 23
3.5.1. Common Functionality ...................................................................................................................... 23
3.5.2. SPI .................................................................................................................................................... 25
3.5.3. I2C™.................................................................................................................................................. 27
3.6. Memory.................................................................................................................................................... 29
3.6.1. Programming Memory ...................................................................................................................... 29
3.6.2. Memory Status Commands .............................................................................................................. 30
3.6.3. Memory Contents.............................................................................................................................. 31
3.7. Calibration Sequence .............................................................................................................................. 37
3.7.1. Calibration Step 1 – Assigning Unique Identification........................................................................37
3.7.2. Calibration Step 2 – Data Collection................................................................................................. 37
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© 2016 Integrated Device Technology, Inc.
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January 25, 2016