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參數資料
| 型號： | W3020 |
| 英文描述： | GSM Multiband RF Transceiver |
| 中文描述： | 手機多頻段射頻收發器 |
| 文件頁數： | 2/44頁 |
| 文件大?。?/td> | 409K |
| 代理商： | W3020 |
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Advance Data Sheet
December 1999
W3020 GSM Multiband RF Transceiver
2
Lucent Technologies Inc.
Table of Contents
Contents
Page
Contents
Page
Features.................................................................1
Applications ...........................................................1
Description.............................................................4
Detailed Block Diagram......................................5
Pin Information.......................................................6
Absolute Maximum Ratings....................................8
ESD Precautions....................................................8
Operating Range....................................................8
Digital Serial Inputs................................................9
Digital Outputs .......................................................9
Enable Time...........................................................9
Supply Currents .....................................................9
LNA......................................................................10
RF Mixer..............................................................11
IF/Baseband Amplifier..........................................12
Modulator.............................................................15
LO2 Specification.................................................17
LO1 Input Buffer Specification..............................17
Programming Information.....................................18
Serial Bus Timing Information...........................19
The Data Word .................................................20
TR Register.......................................................21
CONFIG Register..............................................26
MAIN Register ..................................................30
Filter Tune and dc Offset Correction Timing......31
Programming Example.........................................33
Application Information.........................................35
S-Parameters....................................................35
Outline Diagram...................................................43
64-Pin TQFPT ..................................................43
Manufacturing Information....................................44
Evaluation Board Note..........................................44
Ordering Information ............................................44
List of Figures
Figure
Page
Figure
Page
Figure 1. W3020 Circuit Block Diagram .................1
Figure 2. IC Block Diagram with Pinout..................5
Figure 3. IF Amplifier Gain Steps.........................12
Figure 4. Actual Gain vs. Requested Gain............12
Figure 5. IF Strip Balanced Input Matching
Network................................................12
Figure 6. IF Filtering Requirements for Wideband
Noise Performance................................16
Figure 7. Diagram of W3020, W3000, and SC1
Interconnection......................................18
Figure 8. Serial Bus Timing Diagram....................19
Figure 9. IF and I/Q Gain Distribution (dB)............25
Figure 10. Programming the LO2 Phase Detector
Slope....................................................29
Figure 11. GSM900 Smith Chart Noise Circles.....35
Figure 12. GSM1800 Smith Chart Noise Circles...36
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