BCM2042 Broadcom Corporation, BCM2042 Datasheet
BCM2042
Manufacturer Part Number
BCM2042
Description
SINGLE-CHIP BLUETOOTH MOUSE AND KEYBOARD
Manufacturer
Broadcom Corporation
Datasheet
1.BCM2042.pdf
(2 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
BCM2042A4KFBG
Manufacturer:
MURATA
Quantity:
450 000
Company:
Part Number:
BCM2042A4KFBGP14
Manufacturer:
IXYS
Quantity:
872
Company:
Part Number:
BCM2042KFBG
Manufacturer:
BCM
Quantity:
648
Part Number:
BCM2042KFBG
Manufacturer:
BROADCOM
Quantity:
20 000
Part Number:
BCM2042KFBG P13
Manufacturer:
BROADCOM
Quantity:
20 000
Company:
Part Number:
BCM2042MKFBG
Manufacturer:
FUJI
Quantity:
646
Part Number:
BCM2042MKFBG
Manufacturer:
BROADCOM
Quantity:
20 000
•
•
•
•
•
•
•
•
•
•
•
•
•
Single-chip Bluetooth
Interface Device (HID) profile and full Bluetooth stack
On-board 8051 processor and RAM/ROM memory
Custom-integrated Bluetooth core processor has been
optimized to support the HID v1.0 profile and minimize power
consumption
Bluetooth version 2.0 compliant including support for adaptive
frequency hopping and fast connect
Fully integrated radio eliminates all filters and matching
components and features a single-pin interface directly to
antenna
Direct interface to keyboard scan matrix with full support for
up to 8 x 20 keys and user-customizable hot keys
optical mouse designs
Direct interface to LED and LCD displays
Drive capability to power external optoelectronics
ROM-based design eliminates external flash memories
• Flash option offered to support feature development
Fully integrated low dropout (LDO) regulator provides
direction interface to batteries
Integrated switching regulator to support external sensor and
more to further reduce BOM cost
Available in 88-pin fpBGA and 120-pin fpBGA packages
Integrated quadrature signal decoder to support both ball and
SINGLE-CHIP BLUETOOTH
F E A T U R E S
®
device with fully integrated Human
RF I/O
®
2.4 GHz
Switch
Radio
BCM2042 Functional Block Diagram
T/R
RF Control
and Data
108 KB
ROM
Synthesizer
Frequency
XTAL
Bluetooth
Baseband
Core
22 KB
RAM
www.DataSheet4U.com
Management
Power
System Bus
LEDs, LCD,
Power, etc.
GPIO for
®
Boot ROM
GPIO
20 KB
•
•
•
•
•
•
•
•
•
MOUSE AND KEYBOARD
BCM2042
Bluetooth mouse
Bluetooth keyboard
Combination mouse/keyboard
Cost-optimized solution for mouse and keyboard applications
• Achieves lowest possible cost through the integration of all
• Direct interface to key scan matrix or ball/optical mouse
Replaces existing mouse or keyboard processor and memory
and adds Bluetooth functionality
Lowest power consumption solution provides greater than six-
month battery life
Adaptive frequency hopping support ensures full
interoperability and coexistence with WLAN enabled personal
computers
Optimized radio provides long-range, interference-free
operation in high-interference environments
• Transmitter provides +4 dBm output power and satisfies Class
• Receiver provides -85 dBm receiver sensitivity
Single monolithic bulk CMOS device providing low cost and
high availability of manufacturing supply
external components
encoders
2 operation
Processing
Keyboard
Scanner
Matrix
Matrix
S U M M A R Y O F B E N E F I T S
Scan
Unit
Signal Decoder
A P P L I C A T I O N S
Quadrature
Switching
Regulator
Mouse
3-Axis
Inputs
Battery
2.7V to 3.3V
•
•
Remote control HID devices
Game controllers
Related parts for BCM2042
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
QAMLINK SINGLE CHIP DOCSIS CABLE MODEM
Manufacturer:
Broadcom Corporation
Datasheet:
Part Number:
Description:
QAMLINK HIGH PERFORMANCE SINGLE CHIP CABLE MODEM
Manufacturer:
Broadcom Corporation
Datasheet:
Part Number:
Description:
Manufacturer:
Broadcom Corporation
Datasheet:
Part Number:
Description:
Manufacturer:
Broadcom Corporation
Datasheet:
Part Number:
Description:
Manufacturer:
Broadcom Corporation
Datasheet:
Part Number:
Description:
Manufacturer:
Broadcom Corporation
Datasheet:
Part Number:
Description:
Manufacturer:
Broadcom Corporation
Datasheet:
Part Number:
Description:
Manufacturer:
Broadcom Corporation
Datasheet:
Part Number:
Description:
Manufacturer:
Broadcom Corporation
Datasheet:
Part Number:
Description:
Manufacturer:
Broadcom Corporation
Datasheet:
Part Number:
Description:
Manufacturer:
Broadcom Corporation
Datasheet:
Part Number:
Description:
Manufacturer:
Broadcom Corporation
Datasheet:
Part Number:
Description:
Manufacturer:
Broadcom Corporation
Datasheet:
Part Number:
Description:
Manufacturer:
Broadcom Corporation
Datasheet:
Part Number:
Description:
Manufacturer:
Broadcom Corporation
Datasheet:
BCM2042 Summary of contents
Page 1
... Single monolithic bulk CMOS device providing low cost and www.DataSheet4U.com high availability of manufacturing supply • Bluetooth mouse • Bluetooth keyboard • Combination mouse/keyboard BCM2042 Functional Block Diagram 108 Processing ROM RAM Boot ROM System Bus RF Control and Data ...
Page 2
... The Bluetooth baseband core has been optimized to maximize the battery life and functionality required for a mouse or keyboard application. Battery life has been optimized in the BCM2042 to meet greater than 6 months for the typical user using standard battery technology. The BCM2042 integrates a high-performance radio implemented in standard bulk CMOS ...