SX1240 Просмотр технического описания (PDF) - Semtech Corporation

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SX1240

Low Cost Integrated Transmitter IC 434 MHz and 868 MHz Band RF Transmitter

Semtech Corporation 

SX1240

ADVANCED COMMUNICATIONS & SENSING

Table of contents

Section

DATASHEET

Page

1. General Description ................................................................................................................................................. 3

1.1. Pin Diagram ..................................................................................................................................................... 3

1.2. Marking Diagram.............................................................................................................................................. 4

1.3. Pin Description................................................................................................................................................. 4

2. Electrical Characteristics ......................................................................................................................................... 5

2.1. ESD Notice ...................................................................................................................................................... 5

2.2. Absolute Maximum Ratings ............................................................................................................................. 5

2.3. Operating Range.............................................................................................................................................. 5

2.4. Electrical Specifications 6

2.5. Timing Characteristics ..................................................................................................................................... 7

3. Application Modes ................................................................................................................................................... 8

3.1. Application Mode: Power & Go 9

3.1.1. ‘Power & Go’ Mode: Configuration............................................................................................................ 9

3.1.2. Transmitter Operation in ‘Power & Go’ Mode ........................................................................................... 9

3.2. Application Mode: Advanced ......................................................................................................................... 10

3.2.1. Advanced Mode: Configuration............................................................................................................... 10

3.2.2. Transmitter Operation in Advanced Mode .............................................................................................. 11

4. Configuration Register ........................................................................................................................................... 13

5. Application Information .......................................................................................................................................... 14

5.1. Crystal Specification ...................................................................................................................................... 14

5.2. Reference Design Schematics....................................................................................................................... 14

5.3. Reference Design PCB Layout 15

5.4. Reference Design BOM 16

6. Packaging Information ........................................................................................................................................... 17

6.1. Package Outline Drawing .............................................................................................................................. 17

6.2. Land Pattern .................................................................................................................................................. 17

6.3. Tape & Reel Specification.............................................................................................................................. 18

7. Revision History..................................................................................................................................................... 19

SX1240, Rev 1, Oct 2010

©2010 Semtech Corp.

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www.semtech.com

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