LG Electronics KS360 service manual Technical Brief

3. TECHNICAL BRIEF

Bluetooth Radio

-Common TX/RX teminal simplifies external matching, eliminates external antenna switch

-No external trimming is required In production

-Bluetooth v2.0 + EDR Specification compliant

Bluetooth Transmitter

-+6 dBm 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.

Bluetooth Receiver

-Integrated channel filters

-Digital demodulator for improved sensitivity and co-channel rejection

-Real time digitized RSSI available on HCI interface

-Fast AGC for enhanced dynamic range

-Channel classification for AFH

Synthesiser

-Fully integrated synthesizer requires no external VCO varactor diode, resonator or loop filter

-Compatible with crystals between 7.5 and 40MHz(in multiples of 250KHz) or an external clock

Audio

-Single-ended stereo analogue output

-16-bit 48 kHz digital audio bit stream output

Baseband and Software

-Internal 48Kbyte RAM, allows full speed data transfer, mixed voice and data, and full piconet operation, including all medium rate packet types

-Logic for forward error correction, header error control, access code correlation. CRC, demodulation, encryption bit stream generation, whitening and transmit pulse shaping. Supports all Bluetooth

v 2.0 + EDR features incl. ESCO and AFH

-Transcoders for A-law, u-law and linear voice from host and A-law, u-law and CVSD voice over air

Physical Interfaces

-Synchronous serial interface up to 4Mbits/s for system debugging

-UART interface with programmable baud rate up to 4Mbits/s with an optional bypass mode

-USB v1.1 interface

-I2C slave for FM

-Two audio PCM interfaces (input and output)

-Analogue stereo (output only)

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