SMART BUZZER DRIVER  NSP2340BA24E

NSP2340BA24E is a multi-chip package (MCP) IC designed for voice assistance and audio notification applications. With its integrated buzzer driver and internal voltage booster, the device enables piezoelectric buzzers to generate human voice prompts and rich sound effects similar to a small speaker.  

Features :

Integrated buzzer driver with internal voltage booster up to 24 V 

• Direct piezo buzzer drive without external amplifier 

• Communication via I²C / UART / Two Wire interface 

Specifications:

 Operating voltage: 2.0 V – 5.5 V 

• Sample rate: 4 kHz – 24 kHz 

• Voice duration: 50 s – 340 s 

• Standby current: typ. 1.8 μA 

• Operating temperature: −40 °C to +85 °C 

• Package: TSSOP-28 

Applications: 

• White goods and home appliances 

• Security and alarm systems 

• Industrial control devices 

• Smart consumer electronics 

• Devices requiring voice prompts and audio feedback