company blog about BT Headset Chip ATS3015 BT Audio SoC with BT 5.2 Dual Mode Support

Mingjiada Electronics supply and demand Torchcore BT chip ATS3015 BT audio SoC, as long as the original genuine products, such as agents, traders, terminal factories, etc., loose new refurbished are not considered!

Torchcore ATS3015 BT audio SoC, support for BT 5.2 dual mode, support for BT hands-free calls, echo cancellation and noise reduction algorithms; stable first micro WSDF13D2N2H lithium protection chip to provide battery protection functions such as over-charging, over-discharging, over-current, short-circuit and other protection functions; a MEMS silicon microphone for voice calls.

BT

Support BT 5.0, compatible with BT 4.2/4.2 LE/4.0/2.1 + EDR system.

Maximum transmit power: 10dBm

BT receive sensitivity: -95dBm@GFSK, -95dBm@π/4 DQPSK, -86dBm@8DPSK Modulation method

Compatible with AVRCP profile V1.6

Compatible with A2DP profile V1.3

Compatible with HFP profile V1.7

TWS dual headsets can be switched between master and slave at will.

Supports mSBC wideband voice coding

Supports all packet types at basic and enhanced data rates

Supports SCO/eSCO links

Supports secure simple pairing

Supports low power modes (sniff/sniffer rating/hold/reside)

Supports BT Dual Mode: both LE and BR / EDR

Supports multiple low power states

Fast AGC control for improved receive dynamic range

AFH support for dynamic detection of channel quality to improve transmission quality

Integrated Class2 power amplifier

Supports power/boost power control

LE packet length extension

Extended scanner filtering policies

LE 2M PHY

LE Extended advertising

LE Periodic Advertisement

Channel Selection Algorithm #2

Audio

Built-in mono 16-bit input sigma-delta ADC, SNR>85dB, THD+N<-81dB.

ADC support sample rate 8k/12k/11.025k/ 16k/22.05k/24k/32k/44.1k/48kHz

Support mono input analogue microphone

Supports two digital microphones

Support stereo single-ended line input

Built-in stereo 20-bit input sigma-delta DAC, signal-to-noise ratio >97dB, THD+N<-82dB.

DAC support sample rate 8k/12k/11.025k/ 16k/22.05k/24k/32k/44.1k/48k/96kHz

Built-in 18mW stereo power amplifier for headphones

Supports I2S TX with master mode, sampling rates from 8KHz to 96KHz

Supports I2S RX with sampling rates from 8KHz to 48KHz

Package

QFN-32 (4*4*0.75 mm, 0.4 mm pitch)

Applications

Stereo headphones and headbands

Ture wireless stereo headphones

Other BT audio applications

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