CSR8615 데이터 시트보기 (PDF) - Unspecified

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CSR8615

BlueCore® CSR8615 QFN CSR8615 Mono ROM Solution 1-mic CVC Audio Enhancement Fully Qualified Single-chip Bluetooth® v4.0 System

Unspecified 

Device Details

Bluetooth low energy

Physical Interfaces

■ Dual-mode Bluetooth low energy radio

■ UART interface for debug

■ Support for Bluetooth basic rate / EDR and low

■ USB 2.0 (full-speed) interface, including charger

energy connections

enumeration

■ 3 Bluetooth low energy connections at the same ■ 1-bit SPI flash memory interface

time as basic rate A2DP

■ SPI interface for debug and programming

13 Bluetooth Radio

■ I²C interface for EEPROM

20 ■ On-chip balun (50Ω impedance)

■ Up to 20 general purpose PIOs with 3 extra open-

16, ■ No production trimming of external components

drain PIOs available when LED not used

er ■ Bluetooth v4.0 specification compliant

■ PCM and I²S (only in HCI mode) interfaces

mb Bluetooth Transmitter

te ■ 8dBm (typ) RF transmit power with level control

■ 3 LED drivers (includes RGB) with PWM flasher

independent of MCU

ep ■ Class 1, Class 2 and Class 3 support, no external Integrated Power Control and Regulation

y, S PA or TX/RX switch required

■ Automatic power switching to charger when present

da Bluetooth Receiver

■ 2 high-efficiency switch-mode regulators with 1.8V

- Mon ■

-91dBm (typ) π/4 DQPSK receiver sensitivity and

-81dBm (typ) 8DPSK receiver sensitivity

■

and 1.35V outputs direct from battery supply

3.3V linear regulator for USB supply

n ■ Integrated channel filters

■ Low-voltage linear regulator for internal digital

.com.c ■

Digital demodulator for improved sensitivity and co-

channel rejection

■

circuits

Low-voltage linear regulator for internal analogue

m ■ Real-time digitised RSSI available to application

circuits

om ■ Fast AGC for enhanced dynamic range

hec ■ Channel classification for AFH

■ Power-on-reset detects low supply voltage

■ Power management includes digital shutdown and

wake-up commands for ultra-low power modes

ac Bluetooth Synthesiser

Battery Charger

ap ■ Fully integrated synthesiser requires no external

- VCO, varactor diode, resonator or loop filter

■ Lithium ion / Lithium polymer battery charger

sao ■ Compatible with crystals 16MHz to 32MHz

■ Instant-on function automatically selects the power

supply between battery and USB, which enables

s T Kalimba DSP

operation even if the battery is fully discharged

me ■ Enhanced Kalimba DSP coprocessor, 80MIPS,

■ Fast charging support up to 200mA with no external

ja 24‑bit fixed point core

components. Higher charge currents using external

for ■ 2 single-cycle MACs; 24 x 24-bit multiply and 56-bit

pass device.

d accumulator

■ Supports USB charger detection

are ■ 32-bit instruction word, dual 24-bit data memory ■ Support for thermistor protection of battery pack

ep ■ 6K x 32-bit program RAM including 1K instruction ■ Support to enable end product design to PSE law:

Pr cache for executing out of internal ROM

■ Design to JIS-C 8712/8714 (batteries)

■ 16K x 24-bit + 16K x 24-bit 2-bank data RAM

■ Testing based on IEEE 1725

Audio Interfaces

Baseband and Software

■ Stereo line input audio ADC with 1-mic CVC

■ Internal ROM

■ Mono audio DAC

■ Memory protection unit supporting accelerated VM

■

Supported sample rates of 8, 11.025, 16, 22.05, 32, ■

44.1, 48 and 96kHz (DAC only)

56KB internal RAM, enables full-speed data

transfer, and full piconet support

Auxiliary Features

■ Logic for forward error correction, header error

■ Crystal oscillator with built-in digital trimming

control, access code correlation, CRC,

Package Option

demodulation, encryption bit stream generation,

■ 68-lead QFN 8 x 8 x 0.9mm 0.4mm pitch

whitening and transmit pulse shaping

Pre-production Information

© Cambridge Silicon Radio Limited 2013

Confidential Information - This Material is Subject to CSR's Non-disclosure Agreement

Page 3 of 114

CS-303726-DSP3

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