Texas Instruments TRF1208-EVM User Manual

Texas Instruments TRF1208-EVM User Manual

Evaluation module

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User's Guide
TRF1208 Evaluation Module
The basic steps and functions that are required to ensure the proper operation and quick setup of the TRF1208-
EVM. This document also includes a schematic diagram, a bill of materials (BOM), printed-circuit board (PCB)
layouts, and test block diagrams is outlined in this document. Throughout this document, the abbreviations EVM,
TRF1208 EVM and the term evaluation module are synonymous with the TRF1208-EVM, unless otherwise
noted.
1 Description..............................................................................................................................................................................
1.1 Features.............................................................................................................................................................................
1.2 General Usage Information................................................................................................................................................
2 EVM Overview.........................................................................................................................................................................
2.1 Schematic..........................................................................................................................................................................
2.2 PCB Layers........................................................................................................................................................................
Material........................................................................................................................................................7
3 Test Setup Diagrams..............................................................................................................................................................
Setup.....................................................................................................................................................8
Setup.....................................................................................................................................................9
3.3 Two-Tone OIP3 Test Setup..............................................................................................................................................
4 Related Documentation........................................................................................................................................................
Schematic.........................................................................................................................................4
Layer...................................................................................................................................................................5
Figure 2-3. Layer 2......................................................................................................................................................................
Figure 2-4. Layer 3......................................................................................................................................................................
Figure 2-5. Bottom Layer.............................................................................................................................................................
Figure 2-6. TRF1208 EVM Stack-Up (Units in Mils)....................................................................................................................
Figure 3-1. S-Parameter Test Setup............................................................................................................................................
Figure 3-3. Noise Figure Test Setup............................................................................................................................................
Figure 3-4. OIP3 Test Setup......................................................................................................................................................
Table 2-1. TRF1208 EVM BOM...................................................................................................................................................
Trademarks
Isola
®
is a registered trademark of Isola USA Corporation.
All trademarks are the property of their respective owners.
SBOU266 - SEPTEMBER 2021
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Table of Contents

Material............................................................................................................................................6
List of Figures
P1dB...........................................................................................................2
Frequency..................................................................................................................................9
List of Tables
Copyright © 2021 Texas Instruments Incorporated
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TRF1208 Evaluation Module
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Summary of Contents for Texas Instruments TRF1208-EVM

  • Page 1: Table Of Contents

    EVM. This document also includes a schematic diagram, a bill of materials (BOM), printed-circuit board (PCB) layouts, and test block diagrams is outlined in this document. Throughout this document, the abbreviations EVM, TRF1208 EVM and the term evaluation module are synonymous with the TRF1208-EVM, unless otherwise noted.
  • Page 2: Description

    If the supply current is low, ensure that the device is not disabled by the PD pin. 2. Power-down option: a. Connect +1.8 V (logic-1) on PD pin to power-down the chip. Ground the PD pin to enable the chip. TRF1208 Evaluation Module SBOU266 – SEPTEMBER 2021 Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
  • Page 3 EVM. When the EVM outputs are connected to a balun, it is recommended to use attenuator pads to minimize reflections. SBOU266 – SEPTEMBER 2021 TRF1208 Evaluation Module Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
  • Page 4: Evm Overview

    This section includes the schematic diagram, a bill of materials (BOM), PCB layer prints, and EVM stack-up information. 2.1 Schematic Figure 2-1 shows the TRF1208 EVM schematic. Figure 2-1. TRF1208 EVM Schematic TRF1208 Evaluation Module SBOU266 – SEPTEMBER 2021 Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
  • Page 5: Pcb Layers

    Figure 2-5 illustrate the PCB layers for this EVM. Figure 2-2. Top Layer Figure 2-3. Layer 2 Figure 2-5. Bottom Layer Figure 2-4. Layer 3 SBOU266 – SEPTEMBER 2021 TRF1208 Evaluation Module Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
  • Page 6: Trf1208 Evm Bill Of Material

    Instruments FID1, FID2, FID3 Fiducial mark. There is nothing to buy or mount. R6, R7 RES, 0.1, 1%, 0.25 W, 0402 0402 ERJ2BWFR100X Panasonic TRF1208 Evaluation Module SBOU266 – SEPTEMBER 2021 Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
  • Page 7: Stack-Up And Material

    The signal trace impedance is targeted at 50Ω. The bottom 3 layers are ground layers. Figure 2-6. TRF1208 EVM Stack-Up (Units in Mils) SBOU266 – SEPTEMBER 2021 TRF1208 Evaluation Module Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
  • Page 8: Test Setup Diagrams

    4. It is important to account for board trace losses at the input and output side of the device during gain measurements. Figure 3-2 gives typical input and output trace losses measured on the EVM. TRF1208 Evaluation Module SBOU266 – SEPTEMBER 2021 Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
  • Page 9: Noise Figure Test Setup

    4. If the loss after the device output is significant, it is important to factor the output loss into the NF measurement. Use the Friis equation to calculate the Noise Figure of the device from the total measured NF. SBOU266 – SEPTEMBER 2021 TRF1208 Evaluation Module Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
  • Page 10: Two-Tone Oip3 Test Setup

    IMD3 = Higher power of the two intermodulation distortion products recorded at either 2f1 – f2 or 2f2 – f1 8. In Equation 1, P is the amplifier output power per tone. IN_SA LOSS TRF1208 Evaluation Module SBOU266 – SEPTEMBER 2021 Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
  • Page 11: Related Documentation

    For related documentation, see the following: • Texas Instruments, TRF1208 Single Channel, 10 MHz to 8 GHz 1-dB BW, Single Ended to Differential Amplifier data sheet SBOU266 – SEPTEMBER 2021 TRF1208 Evaluation Module Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
  • Page 12 STANDARD TERMS FOR EVALUATION MODULES Delivery: TI delivers TI evaluation boards, kits, or modules, including any accompanying demonstration software, components, and/or documentation which may be provided together or separately (collectively, an “EVM” or “EVMs”) to the User (“User”) in accordance with the terms set forth herein.
  • Page 13 www.ti.com Regulatory Notices: 3.1 United States 3.1.1 Notice applicable to EVMs not FCC-Approved: FCC NOTICE: This kit is designed to allow product developers to evaluate electronic components, circuitry, or software associated with the kit to determine whether to incorporate such items in a finished product and software developers to write software applications for use with the end product.
  • Page 14 www.ti.com Concernant les EVMs avec antennes détachables Conformément à la réglementation d'Industrie Canada, le présent émetteur radio peut fonctionner avec une antenne d'un type et d'un gain maximal (ou inférieur) approuvé pour l'émetteur par Industrie Canada. Dans le but de réduire les risques de brouillage radioélectrique à...
  • Page 15 www.ti.com EVM Use Restrictions and Warnings: 4.1 EVMS ARE NOT FOR USE IN FUNCTIONAL SAFETY AND/OR SAFETY CRITICAL EVALUATIONS, INCLUDING BUT NOT LIMITED TO EVALUATIONS OF LIFE SUPPORT APPLICATIONS. 4.2 User must read and apply the user guide and other available documentation provided by TI regarding the EVM prior to handling or using the EVM, including without limitation any warning or restriction notices.
  • Page 16 Notwithstanding the foregoing, any judgment may be enforced in any United States or foreign court, and TI may seek injunctive relief in any United States or foreign court. Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2019, Texas Instruments Incorporated...
  • Page 17 TI products. TI’s provision of these resources does not expand or otherwise alter TI’s applicable warranties or warranty disclaimers for TI products.IMPORTANT NOTICE Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2021, Texas Instruments Incorporated...

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