TDC7200_15 Datasheet, PDF (2/50 Pages) Texas Instruments – TDC7200 Time-to-Digital Converter for Time-of-Flight Applications in LIDAR,Magnetostrictive and Flow Meters

TDC7200
SNAS647C – FEBRUARY 2015 – REVISED AUGUST 2015
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Table of Contents
1 Features .................................................................. 1
2 Applications ........................................................... 1
3 Description ............................................................. 1
4 Revision History..................................................... 2
5 Companion Device................................................. 3
6 Pin Configuration and Functions ......................... 4
7 Specifications......................................................... 5
7.1 Absolute Maximum Ratings ...................................... 5
7.2 ESD Ratings ............................................................ 5
7.3 Recommended Operating Conditions....................... 5
7.4 Thermal Information .................................................. 6
7.5 Electrical Characteristics........................................... 7
7.6 Timing Requirements ................................................ 7
7.7 Switching Characteristics .......................................... 7
7.8 Typical Characteristics .............................................. 9
8 Detailed Description ............................................ 12
8.1 Overview ................................................................. 12
8.2 Functional Block Diagram ....................................... 12
8.3 Feature Description................................................. 12
8.4 Device Functional Modes........................................ 14
8.5 Programming........................................................... 21
8.6 Register Maps ......................................................... 24
9 Application and Implementation ........................ 35
9.1 Application Information............................................ 35
9.2 Typical Application ................................................. 35
9.3 Post Filtering Recommendations ............................ 39
9.4 CLOCK Recommendations..................................... 39
10 Power Supply Recommendations ..................... 41
11 Layout................................................................... 41
11.1 Layout Guidelines ................................................. 41
11.2 Layout Example .................................................... 42
12 Device and Documentation Support ................. 43
12.1 Documentation Support ....................................... 43
12.2 Community Resources.......................................... 43
12.3 Trademarks ........................................................... 43
12.4 Electrostatic Discharge Caution ............................ 43
12.5 Glossary ................................................................ 43
13 Mechanical, Packaging, and Orderable
Information ........................................................... 43
4 Revision History
Changes from Revision B (June 2015) to Revision C
Page
• Changed the data sheet title From: TDC7200 Time-to-Digital Converter for Water and Gas Flow Sensing,
Magnetostrictive Position Sensing, and LIDAR Metering Applications To: TDC7200 Time-to-Digital Converter for
Time-of-Flight applications in LIDAR, Magnetostrictive and Flow Meters ............................................................................. 1
Changes from Revision A (March 2015) to Revision B
Page
• Changed the data sheet title From: TDC7200 Time-to-Digital Converter for Water, Gas, Heat Flow Metering
Applications To: TDC7200 Time-to-Digital Converter for Water and Gas Flow Sensing, Magnetostrictive Position
Sensing, and LIDAR Metering Applications............................................................................................................................ 1
• Changed the Applications list to include: "Magnetostrictive Position Sensing", and "LIDAR Metering"................................. 1
Changes from Original (February 2015) to Revision A
Page
• Changed From: 1-page Product Preview To: Full data sheet ............................................................................................... 1
• Changed ESD Ratings table................................................................................................................................................... 5
2
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