W55RFS27T1B DataSheet

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Revision: A3.0

Publish Date: Feb. 2010

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Revision A1

Contents

General Description

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1.1 Features ...................................................................................................................................... 3

1.2 W55RFS27T1B Pad Definition ................................................................................................. 4

1.2.1 Pad Description ................................................................................................. 4

1.2.2 Clock Frequency Select (CKSEL) Setup ............................................................ 4

1.2.3 uC-Mode & Manual Mode (Baseband Data Rate) Setup ................................... 5

1.2.4 Baseband Encoder Control Function Description.............................................. 5

System Description

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2.1 W55RFS27T1B System Block Diagram.................................................................................... 6

2.2 W55RFS27T1B Functional Description .................................................................................... 6

Electronic Characteristics

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3.1 W55RFS27T1B Absolute Maximum Ratings............................................................................ 7

3.2 W55RFS27T1B DC Characteristics........................................................................................... 7

3.3 W55RFS27T1B Ordering Information ...................................................................................... 8

3.4 W55RFS27T1B Package Information........................................................................................ 9

3.4.1 Bonding Pad List ................................................................................................ 9

3.4.2 Bonding Pad Diagram ........................................................................................ 9

Design Information

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4.1 W55RFS27T1B Reference Design .......................................................................................... 10

4.1.1 TXOUT waveform ........................................................................................... 10

4.1.2 Application Circuit for 6 Control Functions ..................................................... 11

4.1.3 Application Circuit for 4 Control Functions ..................................................... 12

4.1.4 Application Circuit for FCC ............................................................................. 13

4.2 uC-Mode Control Signal .......................................................................................................... 13

4.3 W55RFS27T Family FCC Certification................................................................................... 14

4.4 W55RFS27T1B Data Sheet Document History ....................................................................... 15