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Speech Synthesis LSI Series

Speech Synthesis LSI Series
20Pages

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Speech Synthesis LSI Series Ver.3.1 P Proven customer support provided for over 40 years *LAPIS Technology study

LAPIS Technology Speech Synthesis LSI series In addition to leveraging sound technologies ranging from sound compression/decompression and acoustic processing to digital ﬁlters and amps, LAPIS Technology's wide lineup of speech synthesis LSIs integrate peripheral technologies such as P2ROMTM and ﬂash memory. The broad portfolio includes series with built-in ROM ideal for voice guidance/alarm/message/sound playback along with high reliability types optimized for automotive applications. Our focus on ‘enhanced sound quality’ has been Proven customer support provided for over 40 years...

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LAPIS Technology speech synthesis LSIs allow users to immediately add high quality voice functionality to virtually any application ple Sim eration Speech Synthesis op s LSIs feature: y ualit gh-q nd LAPIS Technology Hi u Speech Synthesis so sis LSIs feature: LAPIS Technology easy sound playback by sending a simple command from the MCU tiple Mul nctions Speech Synthesis fu s LSIs feature: Max sampling frequency (middleware typically from 8kHz to 12kHz) ◆Built-in high performance DAC and filter Decoder (hardware) LAPIS Technology built-in sound-related functions. Equipped with fail-safe...

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For a variety of applications LAPIS Technology Speech Synthesis LSI/Speech MCU series Lineup 1M Automotive-grade ・ Vehicle proximity notification Speech Synthesis LSIs ・ Startup sounds ・ Alarm sounds (interior/exterior) Startup sounds Blinkers Door open alert Seatbelt warning Ideal for generating voice guidance and warning sounds in vehicles ranging from tens of seconds to minutes Two types available: Mask ROM for mass production and rewritable Flash memory ・ Operating sounds Short playback Other ・ Toys, alarm clocks Beep beep beep Ideal for generating sound effects and warning sounds...

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Supports external memory Speech Synthesis LSIs Ideal for long sound playback in automotive applications Speech Synthesis LSIs Ideal for generating melodies and voice guidance ranging from tens of seconds to dozens of minutes Supports a variety of external Flash memory capacity Speech Synthesis LSIs Ideal for short sound playback in automotive applications Applications requiring long sound playback Long playback Speech Synthesis LSIs Long playback ・ Melodies ・ Zoo/museum guides ・ Instruction manuals ・ Wellness and therapy devices ・ Radar detectors ・ Kids book Ideal for generating voice...

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Speech Synthesis LSIs Ideal for long sound playback in automotive applications The ML2253x series are 4 channels mixing speech synthesis LSIs that support Flash Memory Memory capacity for sound code data. Features include HQ-ADPCM, 16bit D/A converter, and low-pass filter for automotive quality and have a serial audio interface and built in flash memory achieving high sound quality, along with an integrated 1.0W monaural speaker amp that enables direct speaker drive. A failure detection function is also built in capable of detecting malfunctions. All functions necessary for sound output are...

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1 Enables rewriting to internal/external Flash memory from the MCU via SPI I/F ML22Q53x can be rewritten the Rewriting sound code data (When Rewriting All Data) ML22Q53x internal flash memory via the clock Clock Sync Serial SPI I/F Pin synchronous serial interface. ML22530 can be rewritten the Estimated Rewrite Time Internal Flash Memory In addition, sound code data can be rewritten in the field even after Clock Sync Serial SPI I/F Pin External Flash memory External Flash Memory external flash memory via the clock synchronous serial interfacace. Memory capacity Internal Flash memory product...

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Speech Synthesis LSIs Ideal for short sound playback in automotive applications ☆ML222xx series ML223xx series ML225xx series Flash Memory integrate a speaker amp. and feature a guaranteed At the same time, the ML225xx series is equipped with multiple fail-safe functions required for automotive applications, including detecting the internal IC temperature, supply voltage drops, and MCU command transfer errors. Memory capacity Clock Sync Serial Standalone I2C Clock Sync Serial I2C Clock Sync Serial *Integrated 6Mbit allows external memory to be connected ☆: Under Development Standalone...

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Worry-free fail-safe functions 4 built-in error flags for detecting speaker pin short-circuits, internal LSI temperature, supply voltage drops, and MCU command transfer errors make it possible to notify the control MCU of abnormalities via the ERR pin. High temperature error detection Short-circuit detection Fail-safe functions ensure high system reliability Short-circuit detection Command transfer error detection Input Speech commands twice Synthesis LSIs Speech Synthesis LSIs Speech Synthesis LSIs Supply voltage drop detection Detection Circuit Output becomes H when ground faults occur...

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Long playback Speech Synthesis LSIs Ideal for long sound playback in industrial and consumer applications ML226xx series (Built-in Flash Memory) The ML226xx series is equipped with 4Mbit to 32Mbit Flash memory. The large memory capacity is ideal for Memory capacity Flash memory makes rewriting of sound code data long sound playback such as voice guidance, while High performance · High fidelity Improved functi m nctiona ty ionalit a and performance manc ▶Built-in Flash memory (enables writing from the MCU*1) ▶Built-in high fidelity, high compression algorithm (HQ-ADPCM) ▶Internal 1.0W...

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1 Estimated Rewrite Time Rewriting sound code data The internal Flash ROM can be rewritten from the MCU via clock sync serial I/F (When Rewriting All Data) ML22Q62x ML22Q62x can be rewritten the internal flash memory via the clock synchronous Internal Flash Memory Internal Flash memory serial interface. In addition, sound code External Flash Memory Clock Sync Serial I/F Pin data can be rewritten in the field even after product shipment. Speaker Output Power vs. Efficiency The ML22Q62x and ML22Q66x integrate a high efficiency, high output 1W Class D amp. Class D Built-in high output, high...

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Speech Synthesis LSI Series 20Pages

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Speech Synthesis LSI Series
20Pages