连续签到天数:1天 | 签到总天数:173天 | 签到总奖励:2376金币 |
|
发表于 2021-6-30 17:23:28
|
显示全部楼层
AB1565 is a Bluetooth 5.2 dual mode certified single chip solution, integrated Active Noise Cancellation (ANC) and perform ultra-low power consumption. AB1565 is optimized for use in TWS, Stereo headset, speaker.., and provides great audio performance, crystal voice and advanced music quality in most of the Bluetooth audio applications.
A Tensilica HiFi Mini processor is embedded for the I/O peripheral control, protocol stack and DSP processing functions of AB1565. New generation echo cancellation and noise reduction schemes improved audio quality of the voice calls on the headset products.
AB1565 also supports Airoha MCSync(Multi cast synchronization) technology which allows earbuds to seamlessly switch between the left and right earbud for a more balanced sound with low latency.
Host processor Platform
•ARM® Cortex®-M4 with FPU and MPU
•Maximum speed 208MHz
•192kB memory
DSP processor
•Cadence® HiFi Mini®Audio Engine DSP coprocessor
•Maximum speed: 416MHz
•704kB memory
Peripheral
•USB, I2C, UART, SPI, PWM, AUXADC, I2S
Bluetooth and Audio
•Bluetooth 5.2 Qualified
•BR, EDR, Bluetooth Low Energy, Dual-mode Bluetooth
•Support Bluetooth low energy isochronous channel
Power management
•Highly integration PMU built in LDO and bucks
•Li-ion battery charger for internal charging
•Over-current and thermal overload protection
Memory
•System in Package (SiP) 32Mb flash memory(1565)
•System in Package (SiP) 64Mb flash memory (AB1565M/1565AM)
Audio
•The maximum sample rate is 192 KHz and data precision is 24-bit.
•Side-tone filter
•Hardware Active Noise Cancellation(ANC)
•Hardware Active Noise Cancellation(ANC)
-Feedforward ANC
-Hybrid ANC (Only AB1565A and AB1565AM support)
•16/24-bit data addressing format
•mono or stereo data transactions
•Hardware gain control
•Noise suppression and echo cancellation
•Multiband Programmable EQ and Dynamic Range Control
•Ambient sound
Software
•FOTA
•Voice assistant support
•Reference IOS and Android smart phone APP
•Voice prompt
•SW development kit and tool support
Package
•TFBGA of 4.6mm*5.6mm package
Application
•Stereo headset, TWS, Speaker, Soundbar and subwoofer, BT Dongle and transmitter |
|