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ADS1263IPW Arkusz danych(PDF) 2 Page - Texas Instruments |
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ADS1263IPW Arkusz danych(HTML) 2 Page - Texas Instruments |
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2 / 133 page  ADS1262, ADS1263 SBAS661B – FEBRUARY 2015 – REVISED JULY 2015 www.ti.com Table of Contents 9.1 Overview ................................................................. 30 1 Features .................................................................. 1 9.2 Functional Block Diagram ....................................... 31 2 Applications ........................................................... 1 9.3 Feature Description................................................. 32 3 Description ............................................................. 1 9.4 Device Functional Modes....................................... 61 4 Revision History..................................................... 2 9.5 Programming.......................................................... 85 5 Device Comparison ............................................... 4 9.6 Register Maps ......................................................... 88 6 Pin Configuration and Functions ......................... 4 10 Application and Implementation...................... 106 7 Specifications......................................................... 6 10.1 Application Information........................................ 107 7.1 Absolute Maximum Ratings ...................................... 6 10.2 Typical Applications ............................................ 114 7.2 ESD Ratings.............................................................. 6 10.3 Dos and Don'ts.................................................... 119 7.3 Recommended Operating Conditions ....................... 7 10.4 Initialization Setup ............................................... 120 7.4 Thermal Information .................................................. 7 11 Power-Supply Recommendations ................... 122 7.5 Electrical Characteristics........................................... 8 11.1 Power-Supply Decoupling................................... 122 7.6 Timing Requirements: Serial Interface.................... 11 11.2 Analog Power-Supply Clamp .............................. 123 7.7 Switching Characteristics: Serial Interface.............. 12 11.3 Power-Supply Sequencing.................................. 123 7.8 Typical Characteristics ............................................ 13 12 Layout................................................................. 124 8 Parameter Measurement Information ................ 24 12.1 Layout Guidelines ............................................... 124 8.1 Offset Temperature Drift Measurement .................. 24 12.2 Layout Example .................................................. 125 8.2 Gain Temperature Drift Measurement .................... 24 13 Device and Documentation Support ............... 126 8.3 Common-Mode Rejection Ratio Measurement....... 24 13.1 Related Links ...................................................... 126 8.4 Power-Supply Rejection Ratio Measurement ......... 24 13.2 Community Resources........................................ 126 8.5 Crosstalk Measurement (ADS1263) ....................... 25 13.3 Trademarks ......................................................... 126 8.6 Reference-Voltage Temperature-Drift 13.4 Electrostatic Discharge Caution .......................... 126 Measurement ........................................................... 25 13.5 Glossary .............................................................. 126 8.7 Reference-Voltage Thermal-Hysteresis Measurement ........................................................... 25 14 Mechanical, Packaging, and Orderable 8.8 Noise Performance ................................................. 26 Information ......................................................... 126 9 Detailed Description ............................................ 30 4 Revision History NOTE: Page numbers for previous revisions may differ from page numbers in the current version. Changes from Revision A (May 2015) to Revision B Page • Changed ADS1263 from product preview to production data, and added text and specifications throughout data sheet to include the ADS1263 and ADC2 .............................................................................................................................. 1 • Changed text throughout data sheet for clarity ...................................................................................................................... 1 • Added condition line to Absolute Maximum Ratings table ..................................................................................................... 6 • Added Crosstalk section to Electrical Characteristics table ................................................................................................... 9 • Added Figure 32 ................................................................................................................................................................... 17 • Added Figure 36 ................................................................................................................................................................... 18 • Changed legend in Figure 45 ............................................................................................................................................... 19 • Added missing gain term in FSR definition of Equation 8 .................................................................................................... 26 • Changed text in fourth paragraph of Noise Performance section to clarify conditions to achieve maximum ENOB ........... 26 • Changed bit names from PGAH and PGAL to PGAH_ALM and PGAL_ALM, respectively, in PGA Absolute Output- Voltage Monitor section ........................................................................................................................................................ 40 • Changed Figure 77 to show correct name of bit 4 ............................................................................................................... 41 • Changed RMUX to RMUXP in second paragraph of ADC Reference Voltage section ....................................................... 41 • Changed text in last paragraph of ADC Reference Voltage section to show correct name of bit 4 .................................... 41 • Changed text in External Reference section to clarify external reference inputs, polarity reversal switch, reference input current, and external reference buffer ......................................................................................................................... 42 • Changed text in Power-Supply Reference section to clarify use of power-supply reference in critical applications ........... 42 2 Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated Product Folder Links: ADS1262 ADS1263 |
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