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智能蓝牙音频SOC 智能音频SOC

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主页 > 银河网址 > 智能蓝牙音频SOC >

OTK5285

发布时间:2021-08-04 10:05:23浏览次数:来源于:未知

1.3 KEY FEATURES
 Bluetooth Radio
 Bluetooth v5.1 DM (Classic and Low Energy) transceiver
Classic BT
- 1M basic rate, EDR 2M, EDR 3M
- Sensitivity is more than -94dBm for EDR 2M
Low Energy
- 1Mbps, 2Mbps, 500kbps, 125kbps
- Advertisement Extension
 Transmitting power is up to 10dBm
 Optimization in wireless audio broadcasting and stereo audio streaming
 Trimming audio clock to synchronize wireless audio streaming
 Streaming audio from left channel to right channel without any conversion tokeep original quality
 CEVA BT DM 5.0 Baseband
 
BT Profile, Stack and features
 Latest profiles supported
- SPP 1.2
- RFCOMM 1.2
- A2DP 1.3
- AVRCP 1.6
- GAVDP 1.3
- AVDTP 1.3
- AVCTP 1.4
- HFP 1.7
- PBAP 1.2
 Proven for years in global market
 Based on the previous generation SoC profile and stack
 WCI-2 and WLAN Coexistence are supported
 
Processor and DSP
 Dual-core architecture
 Tensilica HiFi 3 DSP
- Easy development by C/C++
- On top of that LX7 processor
- Two 32 x 32 MAC
- Four 24 x 24 MAC
- Circular Buffer
- Fully programable
 Tensilica LX7 processor
- High efficiency and low power 32-bit RISC
- Easily development by C/C++
 Memory
- Embedded instruction and data cache
- 352KB RAM for instruction and data
- 816KB ROM
- Embedded 16Mb SPI NOR flash
 
CODEC
 SBC CODEC
 FastStream CODEC
 mSBC CODEC with Packet Loss Concealment for voice processing
 MP3 CODEC with 384kpbs support
 AAC and AAC+ CODEC
 DAB and DAB+ Decoder
 AAC Multi Channel Decoder
 Support 3rd party CODECs
 
Pre and Post audio/voice Processing
 Multi-band EQ
 Multi-band DRC
 High quality SRC
 Pitch and speed control
 FFT for spectrum analysis
 Microphone arrays and beamforming
 Microphone noise reduction
 Acoustics echo cancellation
 Support 3rd party algorithms
 
Audio CODEC
 HD audio (20Hz-40kHz)
 Stereo 24bit ADC with 95dB SNR
 Single-end input for ECM mic
 Sampling rates of 8kHz to 96kHz
 
Audio PWM
 4-Channel audio PWM with differential outputs
 Configurable audio PWM modulation frequency from 384kHz, 768kHz to
2,304kHz
 Spread spectrum to lower PWM EMI
 Support 384k/32bit input
 HD audio (20Hz-40kHz)
 Directly connect to MOS FETs or power stage to replace power amplifier
 
Digital Audio Interface
 2 stereo ECM mic inputs
 I2S input and output either master or slaver
 
Real Time Clock
 Dedicated power supply
 Active current is less than 10uA
 External 32k crystal or internal RC 32k oscillator
 Enable system power on or off
 Wake up system by Alarm, Key, IR and CEC
 Dual alarm clock
 
Peripheral
 USB 2.0 (high speed, 480 Mb/s) OTG and compatible with USB_C
- Type C or USB headphone with 192k/24bit
- Decoding audio stream from USB stick
 SD/MMC/eMMC card interface
 Hardware IR, UART, SPI, I2C, PWM, Rotary, JTAG and GPIOs
 12-bit ADC for general purposes
 
Software
 Free RTOS
 Based on previous SoC SDK
 Firmware upgrade via USB or OTA
 
Package
 QFN 60 (6mm x 6mm)
 
Applications
 Wired or wireless headphones and earbuds
 Bluetooth speaker
 Battered power PA system
 Clock radio
 Wireless Karaoke microphone

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