ROHM Semiconductor LAPIS ML22Q53x 4-Channel Speech Synthesis LSIs
ROHM Semiconductor LAPIS ML22Q53x 4-Channel Speech Synthesis LSIs (Large Scale Integration) are designed to easily add high-quality voice functionality to virtually any application. The ML22Q53x LSIs integrate internal flash memory and feature SPI and I2C interfaces. The ML22Q53x LSIs also feature HQ-ADPCM compression technology, a 16-bit Digital-to-Analog Converter (DAC), and a low-pass filter for achieving high sound quality, along with an integrated 1.0W monaural speaker amp that enables direct speaker drive.
The ROHM Semiconductor ML22Q6x Speech Synthesis LSIs are offered in a TQFP32 package, with a wide -40°C to ＋105°C operating temperature range.
Features
- 2.7V to 5.5V power supply voltage
- 4.096MHz to 4.000MHz master clock frequency
- 4096 maximum phrase count
- I2C and SPI interfaces
- AB-class amplifier
- 1.0W amplifier output
- 4 mixing channels
- Rewritable flash from MCU
- Serial audio interface
- Failure detection
- 7mm x 7mm TQFP48 package, 0.5mm pitch
Applications
- Home electronics
- Consumer electronics
- Industrial electronics
- Games and toy
Application Circuit
Development Tools
ROHM Semiconductor LAPIS Sound Device Control Kit 3 (SDCK3)
Development platform for LAPIS Speech Synthesis LSIs.
ROHM Semiconductor LAPIS ML22Q53x Reference Board (RB-S22Q53xTB48)
Demonstrates the ML22Q532, ML22Q533, or ML22Q535 Speech Synthesis LSIs using the SDCB3.
Related Products
ROHM Semiconductor LAPIS ML22Q6x 4-Channel Speech Synthesis LSIs
Speech synthesis ICs with an I2C or SPI interfaces, with up to 32MB integrated flash memory.
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Speech synthesis IC with an I2C interface, supporting up to 128Mbit external flash memory.
ROHM Semiconductor LAPIS ML22620 4-Channel Speech Synthesis LSI
Speech synthesis IC with an SPI interface, supporting up to 128Mbit external flash memory.
ROHM Semiconductor LAPIS ML22530 4-Channel Speech Synthesis LSI
AEC-Q100 qualified speech synthesis IC, supporting up to 128Mbit external flash memory.