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RT3070 Datasheet

USB 1T1R Test Report


RT3070 Datasheet Preview


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雷凌科技股份有限公司
Ralink Technology Corporation
5F, No. 36, Taiyuan St, Jhubei City, Hsinchu County, Taiwan
http://www.ralinktech.com.tw
TEL+886-3-560 0868
FAX+886-3-560 0818
11n RT3070 USB
Test Report
Approvals
Checked by
Arvin/Vincent/Jason
Verified by
Gary
Approved by
LS
Date
2008/6/3
2008/6/6
2008/6/6
THIS REPORT PROVIDES A SAMPLE UNIT MEASUREMENT, WHICH IS NOT SUITABLE AND IS
PROHIBITED TO BE USED TO SETUP MFG CRITERIA…
The content of this document is to be treated as strictly confidential and is not to be disclosed
re-produced or used except as authorized in writing by Ralink Technology Corp.
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Ralink RT3070U USB 1T1R Test Report
Table of Contents
1. BASIC RF TESTING .................................................................................................................................. 6
1.1. TRANSMIT SPECTRUM MASK ................................................................................................................. 6
1.2. TRANSMITTER POWER ........................................................................................................................ 16
1.3. TRANSMIT SPECTRUM FLATNESS......................................................................................................... 18
1.4. EVM.................................................................................................................................................. 20
1.5. TRANSMIT CENTER FREQUENCY TOLERANCE ....................................................................................... 22
1.6. CARRIER SUPPRESSION...................................................................................................................... 23
1.7. TRANSMIT POWER ON RAMP AND POWER DOWN RAMP TIME ................................................................ 25
1.8. RECEIVER SENSITIVITY ....................................................................................................................... 27
1.9. RECEIVER MAXIMUM INPUT LEVEL ....................................................................................................... 30
2. POWER CONSUMPTION ........................................................................................................................ 32
System Dept.
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Ralink RT3070U USB 1T1R Test Report
Figures
FIGURE 1- 1 TRANSMIT SPECTRUM MASK LIMITATION FOR 11N 20MHZ ...................................................................... 6
FIGURE 1- 2 TRANSMIT SPECTRUM MASK LIMITATION FOR 11N 40MHZ..................................................................... 6
FIGURE 1- 3 TRANSMIT SPECTRUM MASK LIMITATION FOR 11G .................................................................................. 6
FIGURE 1- 4 TRANSMIT SPECTRUM MASK LIMITATION FOR 11B................................................................................... 7
FIGURE 1- 5 TRANSMIT SPECTRUM MASK TEST SETUP ............................................................................................ 7
FIGURE 1- 6 TRANSMITTER POWER TEST SETUP..................................................................................................... 16
FIGURE 1- 7 TRANSMIT SPECTRUM FLATNESS TEST SETUP...................................................................................... 18
FIGURE 1- 8 EVM ELEMENTS................................................................................................................................ 20
FIGURE 1- 9 MODULATION ACCURACY MEASUREMENT EXAMPLE.............................................................................. 20
FIGURE 1- 10 EVM TEST SETUP ........................................................................................................................... 20
FIGURE 1- 11 TRANSMIT CENTER FREQUENCY TOLERANCE TEST SETUP .................................................................. 22
FIGURE 1- 12 CARRIER SUPPRESSION .................................................................................................................. 23
FIGURE 1- 13 TRANSMIT POWER-ON RAMP ............................................................................................................ 25
FIGURE 1- 14 TRANSMIT POWER-DOWN RAMP ....................................................................................................... 25
FIGURE 1- 15 TRANSMIT POWER RAMP TEST SETUP ............................................................................................. 25
FIGURE 1- 16 RECEIVER SENSITIVITY TEST SETUP ................................................................................................ 27
FIGURE 1- 17 RECEIVER MAXIMUM INPUT LEVEL TEST SETUP ................................................................................. 30
System Dept.
Page 3 of 32
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Page 3
Part Number RT3070
Manufactur Ralink
Description USB 1T1R Test Report
Total Page 30 Pages
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