sales@hkmjd.com
Service Telephone:86-755-83294757
Trade Name:AI Chip
Brand:Bluetrum
Particular Year:25+
Package:SOP16
Delivery Date:New and Original
Stock: 1000pcs
AB137A is a highly integrated plug-in speaker and USB speaker voice recognition IC launched by Bluetrum. It adopts SOP16 packaging and features high-performance audio processing capabilities and a variety of practical functions.
Core Performance
High-Performance Processor: Built-in 32-bit high-performance RISC-V processor with DSP instruction set extensions, operating at a typical frequency of 125MHz, enabling efficient processing of complex audio algorithms and tasks.
Large Storage Capacity: Features 2Mbit of internal flash memory for storing program code and data, meeting the storage requirements of various applications.
Audio Performance
High-Precision Audio Codec: Integrated with a high-performance stereo DAC, achieving a signal-to-noise ratio (SNR) of 95dB for high-quality audio playback; also features a high-performance mono ADC with an SNR of 90dB for accurate audio signal capture.
Flexible audio adjustment: Supports flexible audio equaliser adjustment to tailor audio effects to different needs; supports multiple sampling rates, including 8, 11.025, 12, 16, 22.05, 32, 44.1, and 48kHz, to meet diverse audio application requirements.
Flexibility and functionality
Flexible GPIO pins: Features flexible GPIO pins with programmable pull-up and pull-down resistors, supporting GPIO wake-up or interrupt functionality, providing greater flexibility for development.
Multi-channel audio input: Supports a four-channel stereo analogue multiplexer (MUX), enabling switching and processing of multiple audio input sources.
Voice recognition functionality: Supports voice recognition, applicable to smart voice-controlled devices.
Operating environment and packaging
Operating temperature range: Capable of stable operation within a wide temperature range of -40°C to +85°C, ensuring reliable performance under various environmental conditions.
Package Type: Uses SOP16 packaging for ease of production and installation.
The AB137A, with its high-performance processor, high-precision audio codec, flexible GPIO pins, and voice recognition functionality, is suitable for various audio applications such as card-based speakers and USB flash drive speakers, providing users with a comprehensive audio solution.
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A: You can inquire through the website, or by phone and email.
A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.
A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.
Shenzhen Bluetrum Technology Co., Ltd. (stock code: 688332), founded in 2016, is one of the leading IC design enterprises in China, a national speciality, speciality and new "small giant" enterprise, a Chinese IC unicorn enterprise and a nat…
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