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User's Guide

SLWU069B – February 2010 – Revised November 2010

TRF3711xxEVM

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Contents

1

Introduction

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2

1.1

Overview

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2

1.2

EVM Frequency Configuration Options

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2

1.3

System Block Diagram

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2

2

Software Control

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3

2.1

Installation Instructions

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3

2.2

Software Operation

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3

3

EVM Test Configuration

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5

3.1

Test Block Diagram

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5

3.2

Test Equipment

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5

3.3

Calibration

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5

4

Basic Test Procedure

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5

4.1

DC Test

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5

4.2

Basic RF Test

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6

4.3

Advanced RF Test

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6

5

Optional Configurations

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8

5.1

Mixer Outputs

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8

5.2

Common-Mode Voltage

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8

5.3

DC Offset Control

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8

5.4

Analog Gain Control

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8

5.5

Analog Device Disable

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8

6

Schematics

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8

List of Figures

1

System Block Diagram

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2

2

TRF3711xx GUI Front Panel

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3

3

Test Setup Block Diagram

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5

4

TRF371125 with ADS62P42 WiMAX 3.5-MHz Signal EVM Performance

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7

List of Tables

1

TRF3711xx Device Frequencies and Recommended Baluns

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2

2

Frequency Allocations

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6

All trademarks are the property of their respective owners.

1

SLWU069B – February 2010 – Revised November 2010

TRF3711xxEVM

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Copyright © 2010, Texas Instruments Incorporated

Содержание TRF3711xxEVM Series

Страница 1: ...Test 6 5 Optional Configurations 8 5 1 Mixer Outputs 8 5 2 Common Mode Voltage 8 5 3 DC Offset Control 8 5 4 Analog Gain Control 8 5 5 Analog Device Disable 8 6 Schematics 8 List of Figures 1 System B...

Страница 2: ...DB211G8005C 1950 MHz TRF371125 TRF371135 Murata LDB211G9005C 2025 MHz TRF371125 TRF371135 Murata LDB211G9005C 2500 MHz TRF371125 TRF371135 Murata LDB212G4005C 3550 MHz TRF371125 TRF371135 Johanson 360...

Страница 3: ...rectly in the install directory 2 2 Software Operation The front panel control is shown in Figure 2 The registers are set in the respective default configurations This section describes the functional...

Страница 4: ...y for the internal clock Clk Div Sets the clock divider if the control clocks must be slowed down Value chosen in conjunction with Det Filter setting for optimal averaging IDet Selects the resolution...

Страница 5: ...this value to compensate for the desired input power Measure the insertion loss of the LO input cable and use this value to compensate for the desired LO power BB loss factor If using the onboard tra...

Страница 6: ...300 kHz a Set span to 500 Hz b Set reference level to 0 dBm c Set analyzer to dc coupling d Set RBW to 3 Hz e Set VBW to 10 Hz 9 Measure the signal at 300 kHz and verify signal at 12 dBm 4 dB note th...

Страница 7: ...common mode offset voltage to the ADC The typical EVM performance of the device using a modulated 3 5 MHz wide WiMAX signal captured by the ADC is shown in Figure 4 Figure 4 TRF371125 with ADS62P42 W...

Страница 8: ...ate and can be enabled with the RF signal present If the RF input signal is disabled during the auto cal procedure then the detection filter bandwidth can be 10 MHz and the clock divider reduced to a...

Страница 9: ...Page Added TRF371109 device to products supported by EVM 1 NOTE Page numbers for previous revisions may differ from page numbers in the current version 9 SLWU069B February 2010 Revised November 2010...

Страница 10: ...ED 5V J11 RED 5V R4 15K R4 15K MT1 MT1 1 TP12 RED TP12 RED W7 W7 1 2 120 FB7 120 FB7 D1 LED BLUE D1 LED BLUE 1 2 TP3 RED TP3 RED J12 BLK GND J12 BLK GND R104 0 DNI R104 0 DNI MT2 MT2 1 SHUNT SHUNT R7...

Страница 11: ...2uF U2 TRF3711 XX TRF3710 U2 TRF3711 XX TRF3710 GNDDIG 1 VCCDIG 2 CHIP_EN 3 VCCMIX1 4 GND1 5 MIXinp 6 MIXinn 7 GND2 8 VCCMIX2 9 NC1 10 NC2 11 GND3 12 GND4 13 GND5 14 GND6 15 MIXQoutp 16 MIXQoutn 17 B...

Страница 12: ...duct This notice contains important safety information about temperatures and voltages For additional information on TI s environmental and or safety programs please contact the TI application enginee...

Страница 13: ...h statements TI products are not authorized for use in safety critical applications such as life support where a failure of the TI product would reasonably be expected to cause severe personal injury...

Страница 14: ...8 812 309 44 11 8 812 309 44 11 sales timechips ru timechips ru 300 Shenzhen Startek Electronic Technology Co ISO 9001 2011 TAI SAW www taisaw com TRANSCOM www transcominc com tw Mini Circuits minicir...

Страница 15: ...zhen Startek Electronic Technology Co Ltd USB Display Modules LED DIsplays Serial Modules http www timechips ru http lcd timechips ru 7 812 309 44 11 141 7 812 309 44 11 152 7 905 232 40 65 Skype time...

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