BCM4356XKWBGT Datasheet, PDF (6/195 Pages) Cypress Semiconductor – Single-Chip 5G WiFi IEEE 802.11ac 2×2 MAC/ Baseband/Radio with Integrated Bluetooth 4.1, FM Receiver, and Wireless Charging

BCM4356 Advance Data Sheet
Table of Contents
Table of Contents
About This Document ................................................................................................................................ 14
Purpose and Audience .......................................................................................................................... 14
Acronyms and Abbreviations................................................................................................................. 14
Document Conventions ......................................................................................................................... 14
References ............................................................................................................................................ 15
Technical Support ...................................................................................................................................... 15
Section 1: Overview .......................................................................................................... 16
Overview...................................................................................................................................................... 16
Features....................................................................................................................................................... 18
Standards Compliance............................................................................................................................... 19
Section 2: Power Supplies and Power Management ..................................................... 20
Power Supply Topology............................................................................................................................. 20
BCM4356 PMU Features ............................................................................................................................ 20
WLAN Power Management ........................................................................................................................ 22
PMU Sequencing ........................................................................................................................................ 23
Power-Off Shutdown .................................................................................................................................. 24
Power-Up/Power-Down/Reset Circuits..................................................................................................... 24
Wireless Charging ...................................................................................................................................... 25
Section 3: Frequency References.................................................................................... 28
Crystal Interface and Clock Generation ................................................................................................... 28
External Frequency Reference.................................................................................................................. 29
External 32.768 kHz Low-Power Oscillator .............................................................................................. 31
Section 4: Bluetooth + FM Subsystem Overview ........................................................... 32
Features....................................................................................................................................................... 32
Bluetooth Radio.......................................................................................................................................... 34
Transmit ................................................................................................................................................ 34
Digital Modulator ................................................................................................................................... 34
Digital Demodulator and Bit Synchronizer............................................................................................. 34
Power Amplifier ..................................................................................................................................... 34
Receiver ................................................................................................................................................ 35
Digital Demodulator and Bit Synchronizer............................................................................................. 35
Receiver Signal Strength Indicator........................................................................................................ 35
Local Oscillator Generation ................................................................................................................... 35
Calibration ............................................................................................................................................. 35
Section 5: Bluetooth Baseband Core .............................................................................. 36
Bluetooth 4.1 Features............................................................................................................................... 36
Broadcom^®
May 8, 2015 • 4356-DS103-R
BROADCOM CONFIDENTIAL
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