LMH2832 Datasheet, PDF (2/46 Pages) Texas Instruments – LMH2832 Fully Differential, Dual, 1.1-GHz, Digital Variable-Gain Amplifier

LMH2832
SBOS709A – JULY 2016 – REVISED JULY 2016
www.ti.com
Table of Contents
1 Features .................................................................. 1
2 Applications ........................................................... 1
3 Description ............................................................. 1
4 Revision History..................................................... 2
5 Device Comparison Table..................................... 3
6 Pin Configuration and Functions ......................... 3
7 Specifications......................................................... 5
7.1 Absolute Maximum Ratings ...................................... 5
7.2 ESD Ratings.............................................................. 5
7.3 Recommended Operating Conditions....................... 5
7.4 Thermal Information .................................................. 5
7.5 Electrical Characteristics........................................... 6
7.6 Timing Requirements: SPI ........................................ 8
7.7 Typical Characteristics .............................................. 9
8 Parameter Measurement Information ................ 16
8.1 Setup Diagrams ...................................................... 16
8.2 ATE Testing and DC Measurements ...................... 17
8.3 Frequency Response .............................................. 17
8.4 Distortion ................................................................. 17
8.5 Noise Figure............................................................ 17
8.6 Pulse Response, Slew Rate, and Overdrive
Recovery .................................................................. 18
8.7 Power-Down............................................................ 18
8.8 Crosstalk, Gain Matching, and Phase Matching..... 18
8.9 Output Measurement Reference Points.................. 18
9 Detailed Description ............................................ 19
9.1 Overview ................................................................. 19
9.2 Functional Block Diagram ....................................... 19
9.3 Feature Description................................................. 19
9.4 Device Functional Modes........................................ 21
9.5 Programming........................................................... 21
9.6 Register Maps ......................................................... 24
10 Application and Implementation........................ 29
10.1 Application Information.......................................... 29
10.2 Typical Applications .............................................. 32
10.3 Do's and Don'ts ..................................................... 35
11 Power Supply Recommendations ..................... 35
11.1 Split Supplies ........................................................ 35
11.2 Supply Decoupling ................................................ 35
12 Layout................................................................... 36
12.1 Layout Guidelines ................................................. 36
12.2 Layout Example .................................................... 36
13 Device and Documentation Support ................. 37
13.1 Device Support .................................................... 37
13.2 Documentation Support ....................................... 37
13.3 Receiving Notification of Documentation Updates 37
13.4 Community Resources.......................................... 37
13.5 Trademarks ........................................................... 37
13.6 Electrostatic Discharge Caution ............................ 38
13.7 Glossary ................................................................ 38
14 Mechanical, Packaging, and Orderable
Information ........................................................... 38
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Original (July 2016) to Revision A
Page
• Released to production........................................................................................................................................................... 1
2
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