{"product_id":"nsp2340ba24e","title":"NSP2340BA24E","description":"\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0664\/0749\/7934\/files\/nsp2080ba24e-smart-buzzer.png?v=1790583034\" alt=\"\" width=\"487\" height=\"135\"\u003e\u003c\/p\u003e\u003cp\u003eThe NSP2340BA24E Smart Buzzer is a highly integrated voice IC optimized for modern embedded systems that require reliable audio feedback with minimal system overhead. By integrating voice storage, control logic, and high-voltage piezo driving capability into a single device, NSP2340BA24E Smart Buzzer enables efficient system design and a consistent user experience across a wide range of applications.\u003c\/p\u003e\u003cp\u003eDesigned to simplify system architecture, NSP2340BA24E Smart Buzzer integrates embedded Flash memory for standalone voice and sound playback, eliminating the need for external memory devices. Flexible host interfaces, including UART, I²C (slave), and Two-Wire interface, allow seamless integration with various microcontrollers and system platforms.\u003c\/p\u003e\u003cp\u003eThe integrated voltage booster and Class-AB output stage provide selectable high-voltage outputs up to 24 V, allowing direct drive of piezo buzzers without external high-voltage components. This architecture reduces BOM cost, PCB area, and design complexity while maintaining strong acoustic performance.\u003c\/p\u003e\u003cp\u003eWith ultra-low standby current, automatic power management, and built-in protection mechanisms, NSP2340BA24E Smart Buzzer is designed to meet the reliability and power efficiency requirements of consumer, industrial, and medical systems.\u003c\/p\u003e\u003ch5\u003eKey Specifications\u003c\/h5\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDescription\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003eOperating Voltage: 2.0 V to 5.5 V\u003c\/li\u003e\n\u003cli\u003eOperating Temperature: -40°C to +85°C\u003c\/li\u003e\n\u003cli\u003eEmbedded Memory: On-chip Flash for voice and sound content\u003c\/li\u003e\n\u003cli\u003eMemory capacity: 69 ~ 315 seconds\u003c\/li\u003e\n\u003cli\u003eHost Interfaces: UART \/ I²C (Slave) \/ Two-Wire\u003c\/li\u003e\n\u003cli\u003eProgramming: In-System Programming (ISP)\u003c\/li\u003e\n\u003cli\u003eBooster Output Voltage: 10 V \/ 12 V \/ 18 V \/ 24 V\u003c\/li\u003e\n\u003cli\u003eStandby Current: ≤ 3 μA\u003c\/li\u003e\n\u003cli\u003ePackage: TSSOP-28, RoHS compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eEVB: \u003cstrong\u003eFeature\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSB2340-HN30A\u003c\/li\u003e\n\u003cli\u003eIntegrates buzzer output, user input buttons, and power management circuitry, and supports multiple power supply options (USB Type-C or external power).\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch5\u003eTechnical Documents\u003c\/h5\u003e\u003cul\u003e\u003cli\u003eEVB: Feature: \u003ca href=\"https:\/\/www.nuvoton.com\/board\/sb2340-hn30a\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSB2340-HN30A\u003c\/a\u003e\n\u003c\/li\u003e\u003c\/ul\u003e","brand":"Nuvoton Direct","offers":[{"title":"Tube","offer_id":48425061875918,"sku":"NSP2340BA24E","price":0.9,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0664\/0749\/7934\/files\/TSSOP-28_4.4x9_-NSP2340BA24E.png?v=1790582923","url":"https:\/\/direct.nuvoton.com\/products\/nsp2340ba24e","provider":"Nuvoton Direct","version":"1.0","type":"link"}