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Contents

1

Introduction

.................................................................................................................. 4

1.1

Abbreviations

....................................................................................................... 4

2

Standards and System Requirements

................................................................................... 5

2.1

Standards

........................................................................................................... 5

2.2

Test Equipment Suppliers

........................................................................................ 5

2.3

Test System Requirements

....................................................................................... 5

3

Frequency Correction

...................................................................................................... 9

4

DUT and Test Instrument Information

.................................................................................. 11

4.1

DUT

................................................................................................................ 11

4.2

Test Instruments

.................................................................................................. 11

5

Transmission Tests

........................................................................................................ 12

5.1

Transmission Power

............................................................................................. 12

5.2

Power Spectral Density Mask

................................................................................... 13

5.3

Error Vector Magnitude

.......................................................................................... 14

5.4

Transmission Center Frequency Offset

....................................................................... 15

5.5

Spurious Emissions

.............................................................................................. 16

6

Receive Testing Without LabVIEW

..................................................................................... 17

6.1

Receiver Sensitivity

.............................................................................................. 17

6.2

Interference Testing

.............................................................................................. 18

6.3

Interference Testing with RF Generator

....................................................................... 20

7

Receive Testing with LabVIEW

.......................................................................................... 22

7.1

Receiver Sensitivity

.............................................................................................. 22

7.2

Maximum Input Power

........................................................................................... 24

7.3

Adjacent/Alternate Channel

..................................................................................... 25

7.4

Energy Detection/RSSI

.......................................................................................... 28

8

Electrical Tests

............................................................................................................. 29

8.1

Standby Mode

..................................................................................................... 30

8.2

Idle Mode

.......................................................................................................... 30

8.3

Power-Down Mode

............................................................................................... 30

8.4

TX Mode

........................................................................................................... 30

8.5

RX Mode

........................................................................................................... 30

9

Testing Reminders

........................................................................................................ 31

10

References

................................................................................................................. 32

Appendix A

Offset EVM vs. EVM

............................................................................................. 33

List of Figures

1

Interface Between PC and CCxxxx EMs

................................................................................ 7

2

Interface Between PC and Any Board with TI LPRF Radio

........................................................... 8

3

Transmission Power Test Setup

......................................................................................... 12

4

Power Spectral Density Mask Requirements

.......................................................................... 13

5

Power Spectral Density Mask Test Setup

.............................................................................. 13

6

Error Vector Magnitude

................................................................................................... 14

7

EVM and Related Quantities

............................................................................................. 14

8

Error Vector Magnitude Test Setup

..................................................................................... 14

9

Transmission Center Frequency Offset Test Setup

................................................................... 15

10

Spurious Emissions Test Setup

......................................................................................... 16

11

Receiver Sensitivity Test Setup

......................................................................................... 17

12

Interference Testing Setup

............................................................................................... 18

13

Interference Testing with RF Generator Setup

........................................................................ 20

14

Receiver Sensitivity Test Setup for LabVIEW

......................................................................... 22

15

Maximum Input Power Test Setup for LabVIEW

...................................................................... 24

16

IEEE 802.15.4 Standard for Adjacent/Alternate Channels

........................................................... 25

2

Basic RF Testing of CCxxxx Devices

SWRA370

– August 2011

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