BC352239A Datasheet, PDF(8/116 Page) List of Unclassifed Manufacturers

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BC352239A Datasheet, PDF (8/116 Pages) List of Unclassifed Manufacturers – BlueCore 3-Multimedia External

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Key Features

1 Key Features

Radio

! Common TX/RX terminal simplifies external

matching; eliminates external antenna switch

! BIST minimises production test time. No external

trimming is required in production

! Full RF reference designs available

! Bluetooth v1.2 Specification compliant

Transmitter

! +6dBm RF transmit power with level control from

on-chip 6-bit DAC over a dynamic range >30dB

! Class 2 and Class 3 support without the need for

an external power amplifier or TX/RX switch

! Class1 support using external power amplifier, with

RF power controlled by an internal 8-bit DAC

Receiver

! Integrated channel filters

! Digital demodulator for improved sensitivity and

co-channel rejection

! Real time digitised RSSI available on HCI interface

! Fast AGC for enhanced dynamic range

Synthesiser

! Fully integrated synthesiser requires no external

VCO, varactor diode, resonator or loop filter

! Compatible with crystals between 8 and 32MHz (in

multiples of 250kHz) or an external clock

! Accepts 7.68, 14.44, 15.36, 16.2, 16.8, 19.2, 19.44,

19.68, 19.8 and 38.4MHz TCXO frequencies for

GSM and CDMA devices with sinusoidal or logic

level signals

Auxiliary Features

! Crystal oscillator with built-in digital trimming

! Power management includes digital shut down and

wake up commands with an integrated low power

oscillator for ultra-low power Park/Sniff/Hold mode

! âClock requestâ output to control an external clock

! On-chip linear regulator; 1.8V output from a

2.2-4.2V input

! Power-on-reset cell detects low supply voltage

! Arbitrary power supply sequencing permitted

! 8-bit ADC and DAC available to applications

Package Options

! 120-ball VFBGA, 7 x 7 x 1mm, 0.5mm pitch

Kalimba DSP

! DSP co-processor, 32MIPs, 24-bit fixed point DSP

core

! Single cycle MAC; 24 x 24-bit multiply and 56-bit

accumulator

! 32-bit instruction word, dual 24-bit data memory

! 4Kword program memory, 2 x 8Kword data

memory

! Flexible interfaces to BlueCore3 subsystem

Baseband and Software

! External 8Mbit Flash for complete system solution

! Internal 32Kbyte RAM, allows full speed data

transfer, mixed voice and data, and full piconet

operation

! Logic for forward error correction, header error

control, access code correlation, CRC,

demodulation, encryption bit stream generation,

whitening and transmit pulse shaping

! Transcoders for A-law, Âµ-law and linear voice from

host and A-law, Âµ-law and CVSD voice over air

Physical Interfaces

! Synchronous serial interface up to 4Mbaud for

system debugging

! UART interface with programmable baud rate up to

1.5Mbaud with an optional bypass mode

! Full speed USB v1.1 interface supports OHCI and

UHCI host interfaces

! Bi-directional serial programmable audio interface

supporting PCM, I2S and SPDIF formats

! Optional I2Câ¢ compatible interface

Stereo Audio CODEC

! 16-bit resolution, standard sample rates of 8kHz,

11.025kHz, 16kHz, 22.05kHz, 32kHz, 44.1kHz and

48kHz (DAC only)

! Dual ADC and DAC for stereo audio

! Integrated amplifiers for driving microphone and

speakers with minimum external components

! Compatible with Kalimba DSP

Bluetooth Stack

CSRâs Bluetooth Protocol Stack runs on the on-chip

MCU in a variety of configurations:

! Standard HCI (UART or USB)

! Fully embedded RFCOMM

! Customised builds with embedded application code

BC352239A-ds-001Pc

Production Information

Page 8 of 116

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