Infineon Cypress WICED BCM43903 Manuals

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Infineon Cypress WICED BCM43903 Manual

Infineon Cypress WICED BCM43903 Manual (66 pages)

Brand: Infineon | Category: Single board computers | Size: 1.31 MB

Table of Contents

Table of Contents
4
1 Overview

6
- Introduction
  6
  - Features
    7
- Standards Compliance
  8
2 Power Supplies and Power Management

9
- Power Supply Topology
  9
- CYW43903 Power Management Unit Features
  9
- Power Management
  12
- PMU Sequencing
  12
- Power-Off Shutdown
  13
- Power-Up/Power-Down/Reset Circuits
  13
3 Frequency References

14
4 Applications Subsystem

17
- Overview
  17
- Applications CPU and Memory Subsystem
  17
- Memory-To-Memory DMA Core
  17
- Cryptography Core
  17
5 Applications Subsystem External Interfaces

18
- Gpio
  18
- Cypress Serial Control
  18
- JTAG and ARM Serial Wire Debug
  18
- Pwm
  19
- SPI Flash
  19
- Uart
  19
- Spi
  20
6 Global Functions

21
- External Coexistence Interface
  21
- One-Time Programmable Memory
  21
- Hibernation Block
  21
- System Boot Sequence
  22
7 Wireless LAN Subsystem

23
- WLAN CPU and Memory Subsystem
  23
- IEEE 802.11N MAC
  23
  - Psm
    24
  - Wep
    24
  - Txe
    24
  - Rxe
    25
  - Ifs
    25
  - Tsf
    25
  - Nav
    25
  - MAC-PHY Interface
    25
- IEEE 802.11 ™ B/G/N PHY
  26
8 WLAN Radio Subsystem

27
- Receiver Path
  27
- Transmit Path
  27
- Calibration
  27
9 Pinout and Signal Descriptions

28
- Ball Map
  28
- Ball List
  29
- Signal Descriptions
  31
10 GPIO Signals and Strapping Options

35
- Overview
  35
- Weak Pull-Down and Pull-Up Resistances
  35
- Strapping Options
  35
- Alternate GPIO Signal Functions
  36
11 Pin Multiplexing

37
12 I/O States

39
13 Electrical Characteristics

41
14 WLAN RF Specifications

45
15 Internal Regulator Electrical Specifications

50
- Core Buck Switching Regulator
  50
- Ldo (Ldo3P3)
  51
- Cldo
  52
- Lnldo
  53
- Bbpll Ldo
  54
16 System Power Consumption

55
- WLAN Current Consumption
  55
  - Ghz Mode
    55
17 SPI Flash Characteristics

56
- SPI Flash Timing
  56
  - Read-Register Timing
    56
  - Write-Register Timing
    57
  - Memory Fast-Read Timing
    58
  - Memory-Write Timing
    59
  - SPI Flash Parameters
    60
18 Power-Up Sequence and Timing

61
- Sequencing of Reset and Regulator Control Signals
  61
  - Description of Control Signals
    61
  - Control Signal Timing Diagrams
    61
19 Thermal Information

62
20 Mechanical Information

63
21 Ordering Information

64
22 Additional Information

64
- Acronyms and Abbreviations
  64
- Iot Resources
  64
- Errata
  64
Document History Page

65
Sales, Solutions, and Legal Information

66

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