ML22Q394 datasheet(2/42 Pages) ETC2

номер детали	ML22Q394

подробное описание детали	ADPCM Speech Synthesis LSI

PDF	42 Pages

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производитель	ETC2 [List of Unclassifed Manufacturers]

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FEDL22Q394-02

ML22Q394

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The following table shows the differences among the other speech synthesis LSIs.

Parameter

ML22330/

ML22Q330

ML22Q374

ML22Q384

ML22Q394

CPU interface

Serial

←

Event input

I2C

Memory capacity

640Kbit

692Kbit

←

Playback method

4-bit ADPCM2

8-bit nonlinear PCM

8-bit straight PCM

16-bit straight PCM

←

Maximum number

of phrases

←

Sampling

frequency (kHz)

6.4/8.0/10.6/

12.0/12.8/16.0/

21.3/25.6/32.0

←

Clock frequency

4.096MHz

(with a built-in crystal

oscillator circuit)

4.096MHz

(internal oscillation)

←

Low-pass filter

FIR interpolation filter

←

Speaker driving

amplifier

Built-in AB-Class

0.7W

Ω, DVDD = 5 V)

Built-in D-Class

1.0W

Ω, DVDD = 5 V)

←

Edit ROM function

Yes

←

Volume control

32 levels

←

Silence insertion

Yes

20 ms to 1024 ms

(4 ms/step)

←

Repeat function

Yes

←

Power supply

voltage

2.3 V to 5.5 V

2.0 V to 5.5 V

←

Operating

temperature range

–40 to +85

°C

←

Package

30-pin SSOP

16-pin SSOP

←

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