GENERAL DESCRIPTION

The ML2201 is a PCM-based speech synthesizer LSI having an on-chip 384K Mask ROM, D/A Converter and

Low Pass Filter. Utilizing the serial interface enables smaller footprint packaging, which makes the chip an ideal choice for a pre-recorded message subsystem used with today’s size-critical applications.

FEATURES

• Sampling Frequency (Selectable for each single phrase) 4.0/5.3/6.4/8.0/10.6/12.8/16.0 kHz

• On-chip 384 Kbit Mask ROM

• Maximum Playback Time (At fEXTCLK = 4.096 MHz)

12.0 sec At fSAM= 4.0 kHz

6.0 sec At fSAM= 8.0 kHz

3.0 sec At fSAM= 16.0 kHz

• External Clock Frequency Range *

fEXTCLK = 3.5 to 4.096 MHz (Typ.) to 17.0 MHz

• On-chip Phrase Control Table

• Maximum Number of Phrases: 31 Phrases

• Built-in 10-bit Current-Output Type D/A Converter

• Built-in LPF

• Packaging: 8-pin Plastic SSOP (SSOP8-P-44-0.65-K) (Product Code: ML2201-XXX MBZ060)

• Power Supply Voltage: +2.0 to +5.5 V