BCM4330XB2KFFBG データシートの表示（PDF） - Broadcom Corporation

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BCM4330XB2KFFBG

Single Chip IEEE 802.11™ a/b/g/n MAC/Baseband/ Radio with Integrated Bluetooth® 4.0 + HS and FM Transceiver

Broadcom Corporation 

BCM4330 Preliminary Data Sheet

Table of Contents

Table of Contents

About This Document...................................................................................................................................19

Purpose and Audience ...........................................................................................................................19

Acronyms and Abbreviations.................................................................................................................19

Document Conventions .........................................................................................................................19

References .............................................................................................................................................20

Technical Support.........................................................................................................................................20

Section 1: BCM4330 Overview......................................................................................... 21

Overview.......................................................................................................................................................21

Features ........................................................................................................................................................22

Standards Compliance..................................................................................................................................23

Mobile Phone Usage Model.........................................................................................................................24

Section 2: Power Supplies and Power Management ........................................................ 26

Power Supply Topology................................................................................................................................26

Voltage Regulators.................................................................................................................................26

WLAN Power Management..........................................................................................................................28

PMU Sequencing ..........................................................................................................................................29

Low-Power Shutdown ..................................................................................................................................30

Reset Circuits ................................................................................................................................................31

Section 3: Frequency References ..................................................................................... 32

Crystal Interface and Clock Generation .......................................................................................................32

TCXO .............................................................................................................................................................33

Frequency Selection .....................................................................................................................................36

External 32.768 kHz Low Power Oscillator ..................................................................................................37

Section 4: Bluetooth + FM Subsystem Overview.............................................................. 38

Features ........................................................................................................................................................38

Bluetooth Radio............................................................................................................................................40

Transmit .................................................................................................................................................40

Digital Modulator...................................................................................................................................40

Digital Demodulator and Bit Synchronizer.............................................................................................40

Power Amplifier .....................................................................................................................................40

Receiver .................................................................................................................................................41

Digital Demodulator and Bit Synchronizer.............................................................................................41

Receiver Signal Strength Indicator.........................................................................................................41

BROADCOM ®

April 28, 2011 • 4330-DS304-RI

BCM4330 Preliminary Data Sheet

Page 9

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