BlueCore™5-Multimedia External

Bluetooth® Radio
Common TX/RX terminal simplifies external matching; eliminates external antenna switch
BIST minimises production test time
Bluetooth® v2.0+EDR specification compliant

Transmitter
+6.5dBm 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

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
-90dBm receive sensitivity

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

Baseband and Software
External Flash extendable to 32Mbit
Internal 48kbyte RAM, allows full speed data transfer, mixed voice/data and full piconet support
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, μ-law and linear voice from host and A-law, μ-law and CVSD voice over air

Physical Interfaces
Synchronous serial interface up to 4M data rate
Optional I2C compatible interface
UART interfaces with programmable data rate up to 3M with an optional bypass mode
Full speed USB v1.1 interface
Bi-directional serial programmable audio interface supporting PCM, I2S and SPDIF formats
Two LED drivers with faders

Kalimba DSP
Very low power Kalimba DSP co-processor, 64MIPS, 24-bit fixed point core
SBC decode takes approximately 4mW power consumption while streaming music
Single cycle MAC; 24 x 24-bit multiply and 56-bit accumulator
32-bit instruction word, dual 24-bit data memory
24kbyte (6kword) program RAM, 36Kbyte + 48kbyte (16kword + 12kword) data RAM
64words x 32-bit program memory cache when executing from Flash or SDRAM

Stereo Audio Codec
16-bit internal stereo codec
Dual ADC and DAC for stereo audio
Integrated amplifiers for driving 16Ω speakers; no need for external components
Support for single-ended speaker termination and line output
Integrated low-noise microphone bias
Standard sample rates of 8kHz, 11.025kHz, 16kHz, 22.05kHz, 32kHz, 44.1kHz and 48kHz (DAC only)
-95dB SNR, 0.007% SNR for DAC

Auxiliary Features
User space on processor for customer applications
Crystal oscillator with built-in digital trimming
Power management includes digital shutdown and wake up commands with an integrated low power oscillator for ultra-low power Park/Sniff/Hold mode
Clock request output to control external clock
On-chip regulators: 1.5V output from 1.8V to 2.7V
input and 1.8V output from 2.7V to 4.5V input
On-chip high-efficiency switched-mode regulator; 1.8V output from 2.7V to 4.4V input
Power-on-reset cell detects low supply voltage
10-bit ADC and 8-bit DAC available to applications
On-chip charger for lithium ion/polymer batteries

Bluetooth stack
CSR's Bluetooth® Protocol Stack runs on the on-chip MCU in a variety of configurations:
Standard HCI (UART or USB)
Audio CODEC echo-noise cancellation algorithms running on the DSP

Package Options
TFBGA, 8 x 8 x 1.2mm, 0.5mm pitch

Features
Single-chip Bluetooth solution for mono and stereo headsets
Integrated stereo codec, DSP, battery charger and SMPS
Bluetooth V2.0+EDR compliant, Bluetooth V2.1 ready
Superior audio quality with -95dB audio DAC
Low power consumption due to 1.8V 0.13um process technology
Best in class radio design: +6.5 dBm transmit power and -90 dBm receive sensitvity
Interfaces with up to 32Mbits external flash
LFBGA package

Applications
High quality stereo headsets
High quality mono headsets
Hands-free car kits
Wireless speakers
VoIP handsets
Music player Bluetooth® dongle
USB multimedia dongles

For further information, please contact kellyb@spectre-online.co.uk